./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/nla-digbench-scaling/egcd3-ll_unwindbound100.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_1869a900-3f60-4a92-ae3a-4a421de9e011/bin/ukojak-LBtLqBUTdQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1869a900-3f60-4a92-ae3a-4a421de9e011/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_1869a900-3f60-4a92-ae3a-4a421de9e011/bin/ukojak-LBtLqBUTdQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1869a900-3f60-4a92-ae3a-4a421de9e011/bin/ukojak-LBtLqBUTdQ/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/egcd3-ll_unwindbound100.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1869a900-3f60-4a92-ae3a-4a421de9e011/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_1869a900-3f60-4a92-ae3a-4a421de9e011/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 d4daf1340b92ad99da0e14bd9974ded6768f4e200672f7478b349dd411e40bd7 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-23 01:20:37,282 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 01:20:37,285 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 01:20:37,342 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 01:20:37,342 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 01:20:37,346 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 01:20:37,349 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 01:20:37,353 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 01:20:37,355 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 01:20:37,361 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 01:20:37,362 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 01:20:37,364 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 01:20:37,365 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 01:20:37,368 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 01:20:37,370 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 01:20:37,375 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 01:20:37,377 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 01:20:37,378 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 01:20:37,380 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 01:20:37,388 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 01:20:37,390 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 01:20:37,392 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 01:20:37,395 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 01:20:37,396 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 01:20:37,406 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 01:20:37,406 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 01:20:37,407 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 01:20:37,409 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 01:20:37,409 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 01:20:37,411 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 01:20:37,411 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 01:20:37,412 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 01:20:37,414 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 01:20:37,415 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 01:20:37,417 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 01:20:37,417 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 01:20:37,418 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 01:20:37,419 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 01:20:37,419 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 01:20:37,420 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 01:20:37,421 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 01:20:37,422 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1869a900-3f60-4a92-ae3a-4a421de9e011/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 01:20:37,467 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 01:20:37,467 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 01:20:37,468 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 01:20:37,469 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 01:20:37,470 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 01:20:37,470 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 01:20:37,470 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 01:20:37,471 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 01:20:37,471 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 01:20:37,471 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 01:20:37,472 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 01:20:37,472 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 01:20:37,473 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 01:20:37,473 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 01:20:37,473 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 01:20:37,473 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 01:20:37,473 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 01:20:37,474 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 01:20:37,474 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 01:20:37,474 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 01:20:37,474 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 01:20:37,474 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 01:20:37,475 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 01:20:37,475 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 01:20:37,475 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 01:20:37,475 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 01:20:37,476 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 01:20:37,476 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 01:20:37,476 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_1869a900-3f60-4a92-ae3a-4a421de9e011/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1869a900-3f60-4a92-ae3a-4a421de9e011/bin/ukojak-LBtLqBUTdQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d4daf1340b92ad99da0e14bd9974ded6768f4e200672f7478b349dd411e40bd7 [2021-11-23 01:20:37,783 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 01:20:37,813 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 01:20:37,815 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 01:20:37,817 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 01:20:37,818 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 01:20:37,820 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1869a900-3f60-4a92-ae3a-4a421de9e011/bin/ukojak-LBtLqBUTdQ/../../sv-benchmarks/c/nla-digbench-scaling/egcd3-ll_unwindbound100.c [2021-11-23 01:20:37,900 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1869a900-3f60-4a92-ae3a-4a421de9e011/bin/ukojak-LBtLqBUTdQ/data/505a7f9b7/94b6316c64e04aa780dd1b849d77309e/FLAGb8562de4e [2021-11-23 01:20:38,341 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 01:20:38,342 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1869a900-3f60-4a92-ae3a-4a421de9e011/sv-benchmarks/c/nla-digbench-scaling/egcd3-ll_unwindbound100.c [2021-11-23 01:20:38,348 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1869a900-3f60-4a92-ae3a-4a421de9e011/bin/ukojak-LBtLqBUTdQ/data/505a7f9b7/94b6316c64e04aa780dd1b849d77309e/FLAGb8562de4e [2021-11-23 01:20:38,743 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1869a900-3f60-4a92-ae3a-4a421de9e011/bin/ukojak-LBtLqBUTdQ/data/505a7f9b7/94b6316c64e04aa780dd1b849d77309e [2021-11-23 01:20:38,746 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 01:20:38,747 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 01:20:38,758 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 01:20:38,758 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 01:20:38,761 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 01:20:38,762 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:20:38" (1/1) ... [2021-11-23 01:20:38,763 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@395b0b68 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:20:38, skipping insertion in model container [2021-11-23 01:20:38,763 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:20:38" (1/1) ... [2021-11-23 01:20:38,772 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 01:20:38,791 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 01:20:38,958 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_1869a900-3f60-4a92-ae3a-4a421de9e011/sv-benchmarks/c/nla-digbench-scaling/egcd3-ll_unwindbound100.c[490,503] [2021-11-23 01:20:38,979 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 01:20:38,988 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 01:20:39,000 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_1869a900-3f60-4a92-ae3a-4a421de9e011/sv-benchmarks/c/nla-digbench-scaling/egcd3-ll_unwindbound100.c[490,503] [2021-11-23 01:20:39,010 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 01:20:39,022 INFO L208 MainTranslator]: Completed translation [2021-11-23 01:20:39,023 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:20:39 WrapperNode [2021-11-23 01:20:39,023 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 01:20:39,025 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 01:20:39,025 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 01:20:39,025 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 01:20:39,032 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:20:39" (1/1) ... [2021-11-23 01:20:39,038 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:20:39" (1/1) ... [2021-11-23 01:20:39,057 INFO L137 Inliner]: procedures = 14, calls = 14, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 91 [2021-11-23 01:20:39,058 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 01:20:39,059 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 01:20:39,059 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 01:20:39,059 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 01:20:39,065 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:20:39" (1/1) ... [2021-11-23 01:20:39,066 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:20:39" (1/1) ... [2021-11-23 01:20:39,067 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:20:39" (1/1) ... [2021-11-23 01:20:39,068 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:20:39" (1/1) ... [2021-11-23 01:20:39,072 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:20:39" (1/1) ... [2021-11-23 01:20:39,077 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:20:39" (1/1) ... [2021-11-23 01:20:39,078 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:20:39" (1/1) ... [2021-11-23 01:20:39,081 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 01:20:39,082 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 01:20:39,082 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 01:20:39,082 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 01:20:39,083 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:20:39" (1/1) ... [2021-11-23 01:20:39,091 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 01:20:39,104 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1869a900-3f60-4a92-ae3a-4a421de9e011/bin/ukojak-LBtLqBUTdQ/z3 [2021-11-23 01:20:39,123 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1869a900-3f60-4a92-ae3a-4a421de9e011/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 01:20:39,132 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1869a900-3f60-4a92-ae3a-4a421de9e011/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 01:20:39,170 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 01:20:39,170 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-11-23 01:20:39,170 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-11-23 01:20:39,170 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 01:20:39,171 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 01:20:39,171 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 01:20:39,171 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2021-11-23 01:20:39,171 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2021-11-23 01:20:39,237 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 01:20:39,239 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 01:20:39,401 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 01:20:39,421 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-23 01:20:39,422 INFO L301 CfgBuilder]: Removed 3 assume(true) statements. [2021-11-23 01:20:39,424 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:20:39 BoogieIcfgContainer [2021-11-23 01:20:39,424 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-23 01:20:39,425 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-23 01:20:39,425 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-23 01:20:39,436 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-23 01:20:39,437 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:20:39" (1/1) ... [2021-11-23 01:20:39,446 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 01:20:39,498 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:39,507 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2021-11-23 01:20:39,508 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2021-11-23 01:20:39,513 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-11-23 01:20:39,513 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:39,514 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:39,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:39,700 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 01:20:39,723 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:39,734 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 30 states and 42 transitions. [2021-11-23 01:20:39,734 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 42 transitions. [2021-11-23 01:20:39,735 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:20:39,735 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:39,736 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:39,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:39,874 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 01:20:39,945 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:39,947 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 32 states and 45 transitions. [2021-11-23 01:20:39,950 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 45 transitions. [2021-11-23 01:20:39,950 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:20:39,951 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:39,951 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:39,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:39,991 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:20:39,996 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:20:40,140 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:20:40,458 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:40,463 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:20:40,463 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:20:40,464 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:20:40,465 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:40,465 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:40,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:40,521 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:20:40,524 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:20:40,571 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:20:40,579 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:40,580 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:20:40,581 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:20:40,581 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:20:40,582 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:40,582 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:40,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:40,608 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:20:40,609 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:20:40,689 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:20:40,696 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:40,698 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:20:40,698 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:20:40,699 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:20:40,699 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:40,699 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:40,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:40,738 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:20:40,740 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:20:40,808 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:20:40,817 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:40,821 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:20:40,822 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:20:40,823 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:20:40,824 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:40,824 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:40,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:40,872 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:20:40,873 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:20:40,927 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:20:40,933 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:40,934 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:20:40,934 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:20:40,935 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:20:40,935 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:40,936 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:40,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:40,959 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:20:40,960 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:20:40,996 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:20:41,010 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:41,011 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:20:41,011 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:20:41,012 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:20:41,012 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:41,012 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:41,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:41,051 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:20:41,054 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:20:41,098 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:20:41,104 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:41,109 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:20:41,109 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:20:41,112 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:20:41,113 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:41,113 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:41,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:41,156 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:20:41,158 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:20:41,200 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:20:41,212 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:41,214 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:20:41,214 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:20:41,220 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:20:41,220 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:41,221 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:41,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:41,254 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:20:41,263 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:20:41,320 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:20:41,325 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:41,326 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:20:41,326 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:20:41,327 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:20:41,327 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:41,328 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:41,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:41,349 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:20:41,350 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:20:41,385 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:20:41,393 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:41,394 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:20:41,394 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:20:41,395 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:20:41,395 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:41,395 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:41,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:41,440 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:20:41,441 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:20:41,486 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:20:41,496 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:41,501 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:20:41,501 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:20:41,502 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:20:41,502 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:41,502 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:41,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:41,556 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:20:41,558 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:20:41,603 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:20:41,609 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:41,611 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:20:41,617 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:20:41,617 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:20:41,617 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:41,618 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:41,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:41,642 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:20:41,643 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:20:41,693 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:20:41,698 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:41,698 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:20:41,699 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:20:41,699 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:20:41,699 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:41,700 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:41,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:41,719 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:20:41,721 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:20:41,748 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:20:41,753 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:41,753 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:20:41,754 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:20:41,754 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:20:41,754 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:41,755 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:41,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:41,774 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:20:41,775 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:20:41,819 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:20:41,835 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:41,836 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:20:41,836 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:20:41,837 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:20:41,837 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:41,837 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:41,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:41,876 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:20:41,877 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:20:41,924 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:20:41,932 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:41,933 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:20:41,933 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:20:41,935 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:20:41,935 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:41,936 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:41,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:41,967 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:20:41,968 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:20:42,003 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:20:42,009 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:42,011 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:20:42,011 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:20:42,013 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:20:42,013 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:42,014 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:42,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:42,046 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:20:42,047 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:20:42,085 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:20:42,090 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:42,091 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:20:42,091 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:20:42,091 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:20:42,092 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:42,092 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:42,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:42,121 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:20:42,125 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:20:42,156 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:20:42,161 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:42,162 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:20:42,162 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:20:42,162 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:20:42,162 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:42,163 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:42,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:42,189 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:20:42,191 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:20:42,222 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:20:42,227 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:42,228 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:20:42,228 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:20:42,228 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:20:42,228 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:42,229 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:42,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:42,251 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:20:42,252 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:20:42,288 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:20:42,294 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:42,295 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:20:42,295 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:20:42,298 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:20:42,299 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:42,299 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:42,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:42,316 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:20:42,316 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:20:42,344 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:20:42,349 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:42,349 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:20:42,349 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:20:42,349 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:20:42,350 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:42,350 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:42,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:42,367 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:20:42,368 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:20:42,396 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:20:42,400 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:42,401 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:20:42,401 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:20:42,401 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:20:42,401 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:42,401 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:42,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:42,419 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:20:42,420 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:20:42,449 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:20:42,453 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:42,453 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:20:42,453 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:20:42,454 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:20:42,454 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:42,454 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:42,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:42,472 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:20:42,473 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:20:42,523 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:20:42,528 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:42,528 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:20:42,529 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:20:42,529 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:20:42,529 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:42,529 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:42,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:42,546 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:20:42,547 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:20:42,582 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:20:42,593 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:42,593 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:20:42,593 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:20:42,594 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:20:42,594 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:42,594 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:42,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:42,613 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:20:42,614 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:20:42,654 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:20:42,660 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:42,661 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:20:42,661 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:20:42,661 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:20:42,661 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:42,661 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:42,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:42,686 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:20:42,687 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:20:42,715 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:20:42,719 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:42,719 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:20:42,720 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:20:42,720 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:20:42,720 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:42,720 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:42,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:42,741 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:20:42,742 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:20:42,769 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:20:42,774 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:42,775 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:20:42,775 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:20:42,778 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:20:42,778 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:42,778 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:42,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:42,799 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:20:42,800 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:20:42,826 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:20:42,831 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:42,833 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:20:42,833 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:20:42,833 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:20:42,834 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:42,834 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:42,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:42,854 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:20:42,859 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:20:42,886 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:20:42,890 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:42,891 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:20:42,891 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:20:42,891 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:20:42,891 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:42,892 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:42,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:42,909 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:20:42,910 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:20:42,957 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:20:42,962 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:42,963 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:20:42,963 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:20:42,963 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:20:42,963 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:42,964 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:42,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:42,981 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:20:42,982 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:20:43,010 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:20:43,014 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:43,015 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:20:43,015 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:20:43,015 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:20:43,015 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:43,016 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:43,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:43,033 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:20:43,034 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:20:43,064 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:20:43,068 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:43,069 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:20:43,070 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:20:43,070 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:20:43,070 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:43,071 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:43,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:43,092 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:20:43,093 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:20:43,128 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:20:43,132 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:43,135 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:20:43,137 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:20:43,137 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:20:43,138 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:43,139 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:43,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:43,162 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:20:43,163 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:20:43,189 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:20:43,193 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:43,193 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:20:43,194 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:20:43,194 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:20:43,194 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:43,194 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:43,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:43,212 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:20:43,214 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:20:43,243 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:20:43,247 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:43,247 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:20:43,248 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:20:43,248 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:20:43,248 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:43,249 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:43,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:43,267 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:20:43,267 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:20:43,293 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:20:43,298 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:43,298 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:20:43,298 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:20:43,299 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:20:43,299 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:43,299 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:43,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:43,322 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:20:43,322 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:20:43,348 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:20:43,352 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:43,353 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:20:43,353 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:20:43,353 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:20:43,354 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:43,354 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:43,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:43,377 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:20:43,378 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:20:43,407 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:20:43,411 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:43,412 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:20:43,412 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:20:43,412 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:20:43,413 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:43,413 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:43,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:43,432 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:20:43,432 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:20:43,459 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:20:43,463 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:43,464 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:20:43,464 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:20:43,465 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:20:43,465 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:43,465 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:43,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:43,487 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:20:43,488 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:20:43,516 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:20:43,520 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:43,521 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:20:43,521 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:20:43,521 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:20:43,521 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:43,522 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:43,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:43,538 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:20:43,539 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:20:43,568 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:20:43,572 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:43,573 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:20:43,573 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:20:43,573 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:20:43,573 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:43,574 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:43,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:43,592 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:20:43,593 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:20:43,621 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:20:43,625 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:43,625 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:20:43,626 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:20:43,626 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:20:43,626 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:43,627 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:43,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:43,649 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:20:43,650 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:20:43,674 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:20:43,678 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:43,678 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:20:43,678 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:20:43,679 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:20:43,679 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:43,679 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:43,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:43,696 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:20:43,697 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:20:43,729 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:20:43,732 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:43,734 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:20:43,734 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:20:43,734 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:20:43,734 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:43,735 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:43,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:43,761 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:20:43,763 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:20:43,787 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:20:43,791 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:43,791 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:20:43,792 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:20:43,792 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:20:43,792 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:43,792 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:43,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:43,813 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:20:43,815 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:20:43,843 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:20:43,847 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:43,847 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:20:43,848 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:20:43,848 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:20:43,848 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:43,848 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:43,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:43,868 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:20:43,869 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:20:43,899 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:20:43,902 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:43,903 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:20:43,903 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:20:43,903 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:20:43,903 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:43,904 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:43,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:43,919 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:20:43,920 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:20:43,945 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:20:43,949 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:43,949 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:20:43,949 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:20:43,950 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:20:43,950 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:43,950 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:43,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:43,966 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:20:43,967 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:20:43,992 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:20:43,996 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:43,996 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:20:43,996 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:20:43,997 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:20:43,997 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:43,997 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:44,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:44,013 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:20:44,013 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:20:44,039 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:20:44,043 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:44,043 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:20:44,043 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:20:44,043 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:20:44,044 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:44,044 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:44,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:44,059 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:20:44,059 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:20:44,084 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:20:44,088 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:44,089 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:20:44,089 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:20:44,089 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:20:44,089 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:44,089 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:44,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:44,105 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:20:44,105 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:20:44,130 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:20:44,134 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:44,135 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:20:44,135 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:20:44,135 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:20:44,135 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:44,135 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:44,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:44,151 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:20:44,152 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:20:44,177 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:20:44,180 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:44,181 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:20:44,181 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:20:44,181 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:20:44,181 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:44,182 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:44,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:44,197 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:20:44,197 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:20:44,222 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:20:44,225 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:44,226 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:20:44,226 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:20:44,226 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:20:44,226 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:44,227 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:44,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:44,242 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:20:44,243 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:20:44,267 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:20:44,271 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:44,271 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:20:44,272 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:20:44,272 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:20:44,272 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:44,272 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:44,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:44,287 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:20:44,288 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:20:44,313 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:20:44,316 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:44,317 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:20:44,317 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:20:44,317 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:20:44,317 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:44,317 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:44,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:44,356 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:20:44,357 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:20:44,383 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:20:44,387 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:44,388 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:20:44,388 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:20:44,388 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:20:44,389 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:44,389 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:44,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:44,406 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:20:44,407 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:20:44,433 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:20:44,438 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:44,438 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:20:44,438 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:20:44,439 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:20:44,439 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:44,439 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:44,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:44,456 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:20:44,457 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:20:44,493 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:20:44,497 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:44,497 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:20:44,498 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:20:44,498 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:20:44,498 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:44,499 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:44,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:44,516 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:20:44,517 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:20:44,545 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:20:44,550 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:44,550 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:20:44,551 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:20:44,551 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:20:44,551 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:44,551 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:44,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:44,569 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:20:44,570 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:20:44,596 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:20:44,600 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:44,601 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:20:44,601 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:20:44,601 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:20:44,602 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:44,602 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:44,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:44,618 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:20:44,618 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:20:44,644 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:20:44,648 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:44,649 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:20:44,649 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:20:44,649 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:20:44,650 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:44,650 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:44,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:44,666 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:20:44,667 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:20:44,693 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:20:44,697 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:44,698 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:20:44,698 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:20:44,698 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:20:44,698 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:44,699 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:44,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:44,715 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:20:44,716 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:20:44,741 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:20:44,745 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:44,746 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:20:44,746 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:20:44,746 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:20:44,746 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:44,747 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:44,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:44,763 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:20:44,764 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:20:44,789 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:20:44,793 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:44,793 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:20:44,793 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:20:44,794 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:20:44,794 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:44,794 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:44,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:44,815 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:20:44,815 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:20:44,840 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:20:44,843 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:44,844 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:20:44,844 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:20:44,844 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:20:44,844 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:44,845 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:44,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:44,862 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:20:44,863 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:20:44,891 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:20:44,896 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:44,897 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:20:44,897 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:20:44,897 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:20:44,897 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:44,898 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:44,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:44,914 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:20:44,914 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:20:44,939 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:20:44,943 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:44,944 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:20:44,944 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:20:44,944 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:20:44,944 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:44,945 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:44,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:44,961 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:20:44,962 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:20:44,986 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:20:44,989 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:44,990 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:20:44,990 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:20:44,990 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:20:44,991 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:44,991 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:45,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:45,007 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:20:45,007 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:20:45,033 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:20:45,037 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:45,037 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:20:45,038 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:20:45,039 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:20:45,039 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:45,039 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:45,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:45,056 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:20:45,056 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:20:45,092 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:20:45,096 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:45,097 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:20:45,097 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:20:45,097 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:20:45,097 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:45,098 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:45,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:45,115 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:20:45,116 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:20:45,145 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:20:45,149 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:45,149 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:20:45,149 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:20:45,150 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:20:45,150 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:45,150 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:45,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:45,171 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:20:45,172 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:20:45,199 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:20:45,207 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:45,207 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:20:45,207 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:20:45,208 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:20:45,208 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:45,208 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:45,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:45,223 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:20:45,224 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:20:45,249 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:20:45,253 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:45,254 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:20:45,254 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:20:45,254 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:20:45,254 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:45,255 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:45,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:45,270 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:20:45,271 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:20:45,297 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:20:45,301 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:45,301 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:20:45,302 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:20:45,302 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:20:45,302 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:45,302 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:45,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:45,318 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:20:45,319 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:20:45,344 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:20:45,347 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:45,348 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:20:45,348 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:20:45,348 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:20:45,348 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:45,349 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:45,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:45,364 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:20:45,365 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:20:45,391 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:20:45,395 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:45,396 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:20:45,396 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:20:45,396 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:20:45,396 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:45,396 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:45,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:45,412 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:20:45,413 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:20:45,438 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:20:45,442 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:45,442 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:20:45,443 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:20:45,443 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:20:45,443 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:45,443 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:45,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:45,460 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:20:45,460 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:20:45,486 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:20:45,490 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:45,490 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:20:45,491 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:20:45,491 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:20:45,491 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:45,491 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:45,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:45,507 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:20:45,507 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:20:45,536 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:20:45,540 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:45,541 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:20:45,541 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:20:45,541 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:20:45,541 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:45,541 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:45,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:45,556 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:20:45,557 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:20:45,582 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:20:45,585 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:45,586 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:20:45,586 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:20:45,586 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:20:45,587 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:45,587 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:45,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:45,602 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:20:45,603 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:20:45,627 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:20:45,631 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:45,631 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:20:45,631 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:20:45,632 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:20:45,632 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:45,632 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:45,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:45,647 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:20:45,648 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:20:45,672 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:20:45,676 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:45,676 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:20:45,677 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:20:45,677 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:20:45,677 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:45,677 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:45,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:45,693 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:20:45,694 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:20:45,732 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:20:45,736 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:45,737 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:20:45,737 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:20:45,737 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:20:45,737 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:45,738 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:45,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:45,753 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:20:45,754 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:20:45,781 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:20:45,784 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:45,785 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:20:45,785 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:20:45,785 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:20:45,785 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:45,786 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:45,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:45,801 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:20:45,802 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:20:45,837 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:20:45,841 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:45,841 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:20:45,841 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:20:45,842 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:20:45,842 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:45,842 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:45,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:45,857 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:20:45,858 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:20:45,882 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:20:45,885 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:45,886 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:20:45,886 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:20:45,886 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:20:45,887 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:45,887 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:45,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:45,901 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:20:45,902 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:20:45,926 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:20:45,930 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:45,930 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:20:45,930 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:20:45,931 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:20:45,931 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:45,931 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:45,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:45,946 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:20:45,946 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:20:45,971 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:20:45,975 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:45,975 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:20:45,975 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:20:45,976 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:20:45,976 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:45,976 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:45,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:45,991 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:20:45,992 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:20:46,016 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:20:46,019 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:46,020 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:20:46,020 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:20:46,020 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:20:46,020 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:46,020 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:46,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:46,035 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:20:46,036 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:20:46,060 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:20:46,063 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:46,064 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:20:46,064 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:20:46,064 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:20:46,064 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:46,065 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:46,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:46,081 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:20:46,082 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:20:46,107 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:20:46,111 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:46,112 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:20:46,112 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:20:46,112 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:20:46,112 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:46,113 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:46,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:46,129 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:20:46,129 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:20:46,159 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:20:46,163 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:46,163 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:20:46,163 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:20:46,164 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:20:46,164 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:46,164 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:46,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:46,179 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:20:46,180 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:20:46,212 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:20:46,216 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:46,217 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:20:46,217 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:20:46,217 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:20:46,217 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:46,217 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:46,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:46,232 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:20:46,233 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:20:46,258 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:20:46,262 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:46,263 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:20:46,263 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:20:46,263 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:20:46,263 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:46,263 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:46,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:46,279 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:20:46,279 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:20:46,304 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:20:46,307 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:46,308 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:20:46,308 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:20:46,308 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:20:46,308 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:46,309 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:46,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:46,324 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:20:46,325 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:20:46,350 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:20:46,354 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:46,354 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:20:46,354 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:20:46,355 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:20:46,355 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:46,355 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:46,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:46,371 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:20:46,371 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:20:46,395 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:20:46,399 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:46,400 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:20:46,400 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:20:46,400 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:20:46,400 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:46,400 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:46,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:46,416 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:20:46,416 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:20:46,443 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:20:46,447 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:46,447 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:20:46,447 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:20:46,448 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:20:46,448 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:46,448 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:46,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:46,464 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:20:46,464 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:20:46,488 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:20:46,492 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:46,493 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:20:46,493 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:20:46,493 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:20:46,493 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:46,493 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:46,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:46,509 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:20:46,510 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:20:46,534 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:20:46,537 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:46,538 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:20:46,538 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:20:46,538 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:20:46,538 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:46,539 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:46,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:46,554 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:20:46,554 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:20:46,578 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:20:46,592 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:46,593 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:20:46,593 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:20:46,593 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:20:46,593 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:46,594 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:46,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:46,608 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:20:46,609 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:20:46,633 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:20:46,637 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:46,637 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:20:46,637 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:20:46,637 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:20:46,638 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:46,638 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:46,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:46,653 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:20:46,654 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:20:46,677 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:20:46,681 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:46,681 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:20:46,681 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:20:46,682 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:20:46,682 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:46,682 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:46,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:46,697 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:20:46,697 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:20:46,721 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:20:46,725 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:46,725 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:20:46,725 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:20:46,725 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:20:46,726 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:46,726 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:46,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:46,741 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:20:46,741 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:20:46,765 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:20:46,769 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:46,769 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:20:46,769 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:20:46,770 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:20:46,770 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:46,770 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:46,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:46,785 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:20:46,785 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:20:46,809 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:20:46,812 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:46,813 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:20:46,813 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:20:46,813 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:20:46,813 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:46,814 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:46,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:46,830 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:20:46,830 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:20:46,855 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:20:46,858 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:46,859 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:20:46,859 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:20:46,859 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:20:46,859 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:46,859 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:46,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:46,874 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:20:46,875 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:20:46,899 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:20:46,903 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:46,903 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:20:46,903 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:20:46,904 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:20:46,904 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:46,904 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:46,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:46,919 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:20:46,919 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:20:46,943 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:20:46,946 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:46,947 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:20:46,947 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:20:46,947 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:20:46,947 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:46,948 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:46,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:46,962 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:20:46,963 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:20:46,987 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:20:46,990 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:46,990 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:20:46,991 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:20:46,991 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:20:46,991 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:46,991 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:47,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:47,006 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:20:47,006 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:20:47,030 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:20:47,033 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:47,034 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:20:47,034 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:20:47,034 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:20:47,034 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:47,034 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:47,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:47,049 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:20:47,050 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:20:47,076 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:20:47,080 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:47,080 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:20:47,080 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:20:47,081 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:20:47,081 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:47,081 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:47,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:47,096 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:20:47,097 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:20:47,125 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:20:47,129 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:47,129 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:20:47,129 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:20:47,130 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:20:47,130 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:47,130 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:47,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:47,146 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:20:47,147 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:20:47,170 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:20:47,174 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:47,175 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:20:47,175 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:20:47,175 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:20:47,175 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:47,175 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:47,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:47,191 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:20:47,192 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:20:47,216 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:20:47,220 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:47,220 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:20:47,220 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:20:47,221 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:20:47,221 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:47,221 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:47,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:47,236 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:20:47,237 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:20:47,261 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:20:47,265 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:47,265 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:20:47,265 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:20:47,266 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:20:47,266 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:47,266 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:47,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:47,281 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:20:47,282 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:20:47,306 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:20:47,310 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:47,310 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:20:47,310 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:20:47,310 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:20:47,311 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:47,311 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:47,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:47,336 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:20:47,337 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:20:47,363 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:20:47,367 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:47,367 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:20:47,367 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:20:47,368 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:20:47,368 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:47,368 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:47,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:47,384 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:20:47,385 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:20:47,410 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:20:47,414 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:47,414 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:20:47,415 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:20:47,415 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:20:47,415 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:47,415 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:47,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:47,431 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:20:47,432 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:20:47,457 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:20:47,461 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:47,462 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:20:47,462 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:20:47,462 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:20:47,462 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:47,462 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:47,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:47,479 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:20:47,479 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:20:47,504 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:20:47,508 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:47,508 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:20:47,508 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:20:47,509 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:20:47,509 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:47,509 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:47,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:47,525 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:20:47,526 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:20:47,550 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:20:47,554 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:47,555 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:20:47,555 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:20:47,555 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:20:47,555 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:47,556 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:47,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:47,572 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:20:47,573 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:20:47,598 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:20:47,602 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:47,602 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:20:47,603 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:20:47,603 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:20:47,603 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:47,603 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:47,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:47,619 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:20:47,620 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:20:47,644 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:20:47,648 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:47,648 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:20:47,648 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:20:47,649 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:20:47,649 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:47,649 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:47,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:47,665 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:20:47,665 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:20:47,690 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:20:47,693 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:47,694 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:20:47,694 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:20:47,694 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:20:47,694 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:47,694 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:47,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:47,710 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:20:47,711 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:20:47,735 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:20:47,738 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:47,739 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:20:47,739 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:20:47,739 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:20:47,739 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:47,740 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:47,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:47,755 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:20:47,755 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:20:47,779 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:20:47,782 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:47,783 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:20:47,783 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:20:47,783 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:20:47,783 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:47,784 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:47,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:47,798 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:20:47,799 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:20:47,822 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:20:47,826 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:47,826 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:20:47,827 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:20:47,827 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:20:47,827 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:47,827 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:47,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:47,842 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:20:47,843 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:20:47,865 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:20:47,869 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:47,869 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:20:47,869 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:20:47,870 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:20:47,870 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:47,870 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:47,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:47,885 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:20:47,886 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:20:47,908 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:20:47,911 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:47,912 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:20:47,912 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:20:47,912 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:20:47,912 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:47,913 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:47,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:47,928 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:20:47,928 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:20:47,951 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:20:47,954 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:47,955 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:20:47,955 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:20:47,955 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:20:47,955 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:47,955 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:47,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:47,970 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:20:47,971 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:20:47,993 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:20:47,996 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:47,997 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:20:47,997 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:20:47,997 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:20:47,997 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:47,998 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:48,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:48,013 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:20:48,013 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:20:48,035 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:20:48,039 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:48,039 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:20:48,039 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:20:48,040 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:20:48,040 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:48,040 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:48,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:48,055 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:20:48,056 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:20:48,078 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:20:48,082 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:48,082 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:20:48,082 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:20:48,083 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:20:48,083 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:48,083 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:48,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:48,098 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:20:48,098 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:20:48,121 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:20:48,124 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:48,125 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:20:48,125 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:20:48,125 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:20:48,125 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:48,125 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:48,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:48,145 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:20:48,146 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:20:48,169 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:20:48,173 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:48,173 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:20:48,173 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:20:48,174 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:20:48,174 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:48,174 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:48,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:48,190 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:20:48,190 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:20:48,224 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:20:48,228 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:48,228 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:20:48,228 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:20:48,229 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:20:48,229 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:48,229 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:48,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:48,244 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:20:48,244 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:20:48,266 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:20:48,269 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:48,270 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:20:48,270 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:20:48,270 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:20:48,270 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:48,271 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:48,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:48,285 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:20:48,285 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:20:48,307 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:20:48,311 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:48,311 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:20:48,311 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:20:48,312 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:20:48,312 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:48,312 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:48,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:48,326 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:20:48,327 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:20:48,348 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:20:48,352 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:48,352 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:20:48,352 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:20:48,353 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:20:48,353 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:48,353 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:48,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:48,367 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:20:48,368 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:20:48,389 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:20:48,393 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:48,393 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:20:48,393 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:20:48,394 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:20:48,394 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:48,394 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:48,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:48,409 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:20:48,409 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:20:48,432 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:20:48,436 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:48,437 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:20:48,437 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:20:48,437 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:20:48,437 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:48,437 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:48,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:48,451 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:20:48,452 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:20:48,485 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:20:48,489 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:48,489 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:20:48,490 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:20:48,490 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:20:48,490 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:48,490 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:48,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:48,505 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:20:48,506 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:20:48,533 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:20:48,536 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:48,537 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:20:48,537 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:20:48,537 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:20:48,537 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:48,537 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:48,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:48,553 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:20:48,554 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:20:48,576 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:20:48,579 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:48,580 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:20:48,580 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:20:48,580 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:20:48,580 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:48,580 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:48,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:48,595 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:20:48,596 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:20:48,618 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:20:48,622 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:48,622 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:20:48,622 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:20:48,622 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:20:48,623 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:48,623 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:48,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:48,637 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:20:48,638 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:20:48,661 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:20:48,664 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:48,665 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:20:48,665 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:20:48,665 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:20:48,665 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:48,665 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:48,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:48,681 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:20:48,681 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:20:48,703 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:20:48,706 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:48,707 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:20:48,707 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:20:48,707 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:20:48,707 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:48,708 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:48,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:48,722 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:20:48,723 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:20:48,744 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:20:48,747 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:48,748 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:20:48,748 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:20:48,748 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:20:48,748 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:48,748 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:48,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:48,763 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:20:48,763 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:20:48,784 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:20:48,788 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:48,788 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:20:48,788 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:20:48,788 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:20:48,789 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:48,789 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:48,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:48,803 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:20:48,803 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:20:48,825 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:20:48,828 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:48,828 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:20:48,828 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:20:48,829 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:20:48,829 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:48,829 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:48,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:48,843 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:20:48,844 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:20:48,865 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:20:48,869 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:48,869 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:20:48,869 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:20:48,869 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:20:48,870 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:48,870 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:48,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:48,884 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:20:48,885 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:20:48,907 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:20:48,910 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:48,910 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:20:48,911 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:20:48,911 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:20:48,911 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:48,911 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:48,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:48,926 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:20:48,926 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:20:48,948 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:20:48,951 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:48,952 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:20:48,952 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:20:48,952 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:20:48,952 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:48,953 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:48,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:48,967 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:20:48,968 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:20:48,989 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:20:48,992 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:48,993 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:20:48,993 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:20:48,993 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:20:48,993 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:48,994 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:49,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:49,008 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:20:49,009 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:20:49,030 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:20:49,033 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:49,033 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:20:49,033 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:20:49,034 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:20:49,034 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:49,034 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:49,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:49,048 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:20:49,049 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:20:49,105 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:20:49,108 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:49,109 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:20:49,109 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:20:49,109 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:20:49,109 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:49,110 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:49,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:49,124 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:20:49,125 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:20:49,148 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:20:49,151 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:49,152 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:20:49,152 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:20:49,152 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:20:49,152 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:49,153 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:49,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:49,167 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:20:49,168 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:20:49,191 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:20:49,195 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:49,195 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:20:49,195 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:20:49,196 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:20:49,196 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:49,196 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:49,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:49,211 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:20:49,212 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:20:49,234 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:20:49,237 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:49,238 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:20:49,238 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:20:49,238 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:20:49,238 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:49,239 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:49,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:49,253 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:20:49,253 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:20:49,283 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:20:49,287 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:49,288 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:20:49,288 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:20:49,288 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:20:49,288 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:49,288 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:49,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:49,303 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:20:49,304 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:20:49,326 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:20:49,330 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:49,330 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:20:49,330 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:20:49,331 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:20:49,331 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:49,331 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:49,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:49,345 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:20:49,346 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:20:49,368 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:20:49,372 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:49,372 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:20:49,372 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:20:49,373 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:20:49,373 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:49,373 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:49,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:49,387 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:20:49,388 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:20:49,410 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:20:49,413 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:49,414 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:20:49,414 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:20:49,414 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:20:49,414 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:49,415 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:49,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:49,430 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:20:49,431 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:20:49,452 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:20:49,455 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:49,455 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:20:49,455 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:20:49,455 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:20:49,456 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:49,456 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:49,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:49,470 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:20:49,471 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:20:49,491 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:20:49,495 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:49,495 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:20:49,495 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:20:49,496 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:20:49,496 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:49,496 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:49,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:49,510 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:20:49,511 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:20:49,532 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:20:49,535 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:49,536 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:20:49,536 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:20:49,536 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:20:49,536 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:49,537 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:49,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:49,550 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:20:49,551 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:20:49,576 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:20:49,579 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:49,580 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:20:49,580 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:20:49,580 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:20:49,580 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:49,580 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:49,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:49,595 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:20:49,596 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:20:49,617 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:20:49,631 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:49,632 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:20:49,632 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:20:49,632 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:20:49,632 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:49,633 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:49,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:49,650 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:20:49,651 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:20:49,672 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:20:49,676 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:49,676 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:20:49,676 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:20:49,677 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:20:49,677 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:49,677 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:49,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:49,691 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:20:49,692 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:20:49,718 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:20:49,722 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:49,722 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:20:49,722 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:20:49,723 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:20:49,723 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:49,723 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:49,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:49,738 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:20:49,739 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:20:49,762 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:20:49,765 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:49,765 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:20:49,766 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:20:49,766 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:20:49,766 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:49,766 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:49,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:49,781 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:20:49,782 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:20:49,805 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:20:49,808 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:49,808 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:20:49,809 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:20:49,809 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:20:49,809 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:49,809 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:49,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:49,824 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:20:49,825 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:20:49,846 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:20:49,850 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:49,850 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:20:49,850 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:20:49,851 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:20:49,851 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:49,851 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:49,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:49,865 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:20:49,866 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:20:49,889 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:20:49,893 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:49,893 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:20:49,893 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:20:49,893 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:20:49,893 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:49,894 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:49,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:49,908 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:20:49,909 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:20:49,936 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:20:49,939 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:49,940 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:20:49,940 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:20:49,942 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:20:49,942 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:49,942 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:49,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:49,957 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:20:49,958 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:20:49,990 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:20:49,993 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:49,993 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:20:49,994 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:20:49,994 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:20:49,994 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:49,994 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:50,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:50,008 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:20:50,009 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:20:50,032 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:20:50,035 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:50,035 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:20:50,036 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:20:50,036 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:20:50,036 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:50,036 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:50,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:50,051 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:20:50,051 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:20:50,074 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:20:50,077 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:50,078 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:20:50,078 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:20:50,078 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:20:50,078 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:50,079 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:50,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:50,094 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:20:50,095 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:20:50,117 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:20:50,121 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:50,121 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:20:50,121 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:20:50,122 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:20:50,122 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:50,122 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:50,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:50,136 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:20:50,137 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:20:50,162 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:20:50,165 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:50,165 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:20:50,166 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:20:50,166 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:20:50,166 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:50,166 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:50,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:50,182 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:20:50,183 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:20:50,205 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:20:50,208 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:50,209 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:20:50,209 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:20:50,209 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:20:50,209 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:50,209 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:50,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:50,225 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:20:50,226 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:20:50,247 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:20:50,251 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:50,251 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:20:50,251 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:20:50,251 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:20:50,252 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:50,252 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:50,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:50,266 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:20:50,267 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:20:50,289 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:20:50,292 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:50,292 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:20:50,292 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:20:50,293 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:20:50,293 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:50,293 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:50,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:50,310 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:20:50,311 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:20:50,334 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:20:50,337 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:50,337 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:20:50,338 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:20:50,338 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:20:50,338 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:50,338 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:50,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:50,359 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:20:50,360 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:20:50,384 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:20:50,391 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:50,391 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:20:50,394 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:20:50,397 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:20:50,397 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:50,398 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:50,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:50,414 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:20:50,414 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:20:50,436 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:20:50,440 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:50,440 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:20:50,440 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:20:50,441 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:20:50,441 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:50,441 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:50,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:50,461 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:20:50,462 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:20:50,486 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:20:50,490 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:50,490 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:20:50,490 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:20:50,491 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:20:50,491 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:50,491 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:50,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:50,506 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:20:50,507 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:20:50,536 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:20:50,540 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:50,540 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:20:50,540 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:20:50,540 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:20:50,541 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:50,541 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:50,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:50,555 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:20:50,556 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:20:50,578 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:20:50,582 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:50,582 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:20:50,582 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:20:50,582 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:20:50,583 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:50,583 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:50,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:50,597 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:20:50,598 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:20:50,619 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:20:50,623 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:50,623 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:20:50,623 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:20:50,623 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:20:50,623 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:50,624 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:50,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:50,641 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:20:50,642 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:20:50,664 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:20:50,667 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:50,667 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:20:50,667 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:20:50,667 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:20:50,668 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:50,668 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:50,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:50,682 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:20:50,682 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:20:50,705 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:20:50,708 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:50,709 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:20:50,709 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:20:50,709 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:20:50,709 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:50,709 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:50,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:50,724 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:20:50,725 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:20:50,748 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:20:50,751 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:50,751 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:20:50,751 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:20:50,752 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:20:50,752 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:50,752 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:50,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:50,767 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:20:50,767 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:20:50,789 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:20:50,792 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:50,793 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:20:50,793 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:20:50,793 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:20:50,793 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:50,794 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:50,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:50,808 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:20:50,809 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:20:50,831 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:20:50,835 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:50,835 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:20:50,835 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:20:50,836 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:20:50,836 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:50,836 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:50,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:50,851 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:20:50,852 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:20:50,885 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:20:50,888 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:50,889 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:20:50,890 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:20:50,890 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:20:50,890 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:50,890 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:50,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:50,906 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:20:50,908 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:20:50,932 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:20:50,936 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:50,936 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:20:50,936 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:20:50,937 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:20:50,937 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:50,937 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:50,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:50,952 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:20:50,953 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:20:50,976 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:20:50,980 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:50,980 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:20:50,980 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:20:50,981 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:20:50,981 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:50,981 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:50,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:50,996 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:20:50,997 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:20:51,020 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:20:51,024 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:51,024 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:20:51,024 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:20:51,024 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:20:51,025 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:51,025 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:51,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:51,040 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:20:51,040 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:20:51,064 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:20:51,067 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:51,068 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:20:51,068 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:20:51,068 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:20:51,068 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:51,068 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:51,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:51,084 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:20:51,086 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:20:51,110 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:20:51,113 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:51,114 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:20:51,114 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:20:51,114 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:20:51,114 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:51,114 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:51,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:51,130 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:20:51,131 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:20:51,155 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:20:51,159 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:51,159 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:20:51,159 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:20:51,160 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:20:51,160 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:51,160 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:51,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:51,176 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:20:51,177 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:20:51,201 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:20:51,204 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:51,205 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:20:51,205 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:20:51,205 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:20:51,205 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:51,206 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:51,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:51,224 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:20:51,225 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:20:51,246 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:20:51,250 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:51,250 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:20:51,250 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:20:51,250 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:20:51,251 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:51,251 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:51,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:51,265 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:20:51,266 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:20:51,288 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:20:51,292 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:51,292 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:20:51,292 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:20:51,292 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:20:51,293 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:51,293 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:51,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:51,307 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:20:51,308 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:20:51,330 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:20:51,333 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:51,334 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:20:51,334 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:20:51,334 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:20:51,334 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:51,335 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:51,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:51,357 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:20:51,358 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:20:51,384 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:20:51,388 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:51,388 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:20:51,388 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:20:51,388 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:20:51,389 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:51,389 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:51,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:51,403 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:20:51,404 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:20:51,427 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:20:51,431 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:51,431 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:20:51,431 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:20:51,432 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:20:51,432 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:51,432 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:51,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:51,447 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:20:51,447 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:20:51,471 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:20:51,474 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:51,474 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:20:51,474 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:20:51,475 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:20:51,475 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:51,475 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:51,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:51,490 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:20:51,490 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:20:51,513 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:20:51,516 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:51,516 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:20:51,516 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:20:51,517 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:20:51,517 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:51,517 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:51,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:51,532 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:20:51,533 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:20:51,554 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:20:51,558 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:51,558 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:20:51,558 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:20:51,558 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:20:51,559 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:51,559 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:51,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:51,573 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:20:51,573 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:20:51,595 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:20:51,598 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:51,598 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:20:51,599 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:20:51,599 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:20:51,599 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:51,599 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:51,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:51,613 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:20:51,614 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:20:51,636 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:20:51,639 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:51,640 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:20:51,640 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:20:51,640 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:20:51,640 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:51,640 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:51,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:51,655 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:20:51,656 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:20:51,678 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:20:51,681 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:51,682 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:20:51,682 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:20:51,682 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:20:51,682 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:51,683 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:51,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:51,697 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:20:51,698 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:20:51,720 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:20:51,723 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:51,725 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:20:51,725 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:20:51,725 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:20:51,725 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:51,726 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:51,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:51,772 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:20:51,773 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:20:51,799 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:20:51,802 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:51,803 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:20:51,803 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:20:51,803 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:20:51,803 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:51,804 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:51,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:51,819 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:20:51,820 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:20:51,840 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:20:51,843 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:51,843 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:20:51,844 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:20:51,844 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:20:51,844 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:51,844 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:51,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:51,860 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:20:51,860 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:20:51,884 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:20:51,887 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:51,888 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:20:51,888 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:20:51,888 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:20:51,888 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:51,888 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:51,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:51,904 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:20:51,904 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:20:51,926 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:20:51,929 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:51,929 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:20:51,929 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:20:51,930 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:20:51,930 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:51,930 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:51,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:51,945 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:20:51,946 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:20:51,967 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:20:51,970 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:51,970 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:20:51,970 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:20:51,971 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:20:51,971 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:51,971 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:51,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:51,986 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:20:51,986 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:20:52,014 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:20:52,018 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:52,019 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:20:52,020 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:20:52,020 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:20:52,020 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:52,020 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:52,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:52,034 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:20:52,035 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:20:52,056 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:20:52,059 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:52,059 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:20:52,060 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:20:52,060 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:20:52,060 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:52,060 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:52,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:52,076 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:20:52,077 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:20:52,097 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:20:52,100 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:52,100 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:20:52,101 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:20:52,101 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:20:52,101 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:52,101 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:52,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:52,115 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:20:52,115 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:20:52,136 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:20:52,139 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:52,139 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:20:52,139 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:20:52,139 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:20:52,139 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:52,140 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:52,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:52,154 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:20:52,155 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:20:52,176 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:20:52,179 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:52,180 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:20:52,180 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:20:52,180 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:20:52,180 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:52,180 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:52,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:52,194 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:20:52,195 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:20:52,216 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:20:52,225 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:52,225 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:20:52,225 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:20:52,226 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:20:52,226 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:52,227 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:52,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:52,242 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:20:52,242 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:20:52,265 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:20:52,268 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:52,268 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:20:52,268 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:20:52,269 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:20:52,269 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:52,269 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:52,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:52,283 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:20:52,284 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:20:52,307 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:20:52,310 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:52,310 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:20:52,310 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:20:52,311 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:20:52,311 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:52,311 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:52,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:52,326 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:20:52,326 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:20:52,348 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:20:52,351 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:52,352 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:20:52,352 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:20:52,352 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:20:52,352 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:52,353 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:52,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:52,367 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:20:52,367 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:20:52,390 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:20:52,393 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:52,394 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:20:52,394 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:20:52,394 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:20:52,394 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:52,395 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:52,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:52,409 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:20:52,410 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:20:52,432 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:20:52,435 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:52,436 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:20:52,436 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:20:52,436 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:20:52,436 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:52,437 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:52,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:52,455 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:20:52,456 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:20:52,477 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:20:52,480 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:52,481 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:20:52,481 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:20:52,481 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:20:52,481 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:52,482 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:52,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:52,495 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:20:52,496 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:20:52,517 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:20:52,520 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:52,520 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:20:52,521 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:20:52,521 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:20:52,521 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:52,521 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:52,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:52,535 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:20:52,535 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:20:52,556 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:20:52,559 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:52,560 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:20:52,560 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:20:52,560 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:20:52,560 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:52,561 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:52,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:52,575 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:20:52,576 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:20:52,597 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:20:52,600 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:52,600 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:20:52,600 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:20:52,601 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:20:52,601 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:52,601 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:52,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:52,615 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:20:52,616 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:20:52,636 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:20:52,640 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:52,640 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:20:52,640 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:20:52,640 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:20:52,640 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:52,641 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:52,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:52,655 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:20:52,655 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:20:52,676 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:20:52,679 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:52,679 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:20:52,680 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:20:52,680 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:20:52,680 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:52,680 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:52,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:52,694 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:20:52,695 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:20:52,715 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:20:52,718 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:52,719 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:20:52,719 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:20:52,719 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:20:52,719 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:52,719 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:52,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:52,733 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:20:52,734 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:20:52,756 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:20:52,759 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:52,760 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:20:52,760 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:20:52,760 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:20:52,760 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:52,761 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:52,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:52,775 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:20:52,775 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:20:52,795 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:20:52,798 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:52,798 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:20:52,799 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:20:52,799 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:20:52,799 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:52,799 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:52,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:52,814 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:20:52,815 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:20:52,835 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:20:52,838 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:52,839 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:20:52,839 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:20:52,839 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:20:52,839 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:52,840 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:52,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:52,854 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:20:52,855 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:20:52,876 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:20:52,879 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:52,879 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:20:52,879 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:20:52,879 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:20:52,880 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:52,880 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:52,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:52,895 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:20:52,895 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:20:52,915 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:20:52,918 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:52,919 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:20:52,919 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:20:52,919 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:20:52,919 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:52,920 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:52,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:52,934 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:20:52,934 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:20:52,956 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:20:52,959 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:52,959 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:20:52,960 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:20:52,960 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:20:52,960 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:52,960 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:52,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:52,975 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:20:52,975 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:20:52,996 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:20:52,999 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:53,000 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:20:53,000 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:20:53,000 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:20:53,000 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:53,000 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:53,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:53,015 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:20:53,016 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:20:53,042 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:20:53,045 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:53,046 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:20:53,046 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:20:53,046 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:20:53,046 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:53,046 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:53,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:53,060 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:20:53,061 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:20:53,081 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:20:53,084 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:53,084 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:20:53,085 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:20:53,085 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:20:53,085 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:53,085 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:53,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:53,103 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:20:53,103 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:20:53,124 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:20:53,127 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:53,127 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:20:53,128 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:20:53,128 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:20:53,128 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:53,133 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:53,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:53,151 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:20:53,152 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:20:53,172 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:20:53,177 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:53,178 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:20:53,178 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:20:53,179 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:20:53,180 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:53,183 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:53,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:53,203 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:20:53,204 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:20:53,225 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:20:53,232 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:53,233 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:20:53,233 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:20:53,233 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:20:53,233 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:53,234 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:53,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:53,254 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:20:53,255 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:20:53,275 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:20:53,279 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:53,280 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:20:53,280 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:20:53,280 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:20:53,280 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:53,280 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:53,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:53,306 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:20:53,307 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:20:53,338 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:20:53,341 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:53,341 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:20:53,342 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:20:53,342 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:20:53,342 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:53,343 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:53,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:53,358 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:20:53,358 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:20:53,381 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:20:53,385 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:53,385 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:20:53,385 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:20:53,385 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:20:53,386 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:53,386 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:53,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:53,401 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:20:53,402 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:20:53,424 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:20:53,427 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:53,427 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:20:53,428 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:20:53,428 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:20:53,428 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:53,428 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:53,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:53,443 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:20:53,444 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:20:53,468 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:20:53,472 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:53,472 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:20:53,472 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:20:53,473 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:20:53,473 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:53,473 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:53,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:53,488 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:20:53,488 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:20:53,515 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:20:53,518 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:53,519 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:20:53,519 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:20:53,519 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:20:53,519 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:53,519 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:53,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:53,534 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:20:53,534 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:20:53,558 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:20:53,561 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:53,561 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:20:53,561 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:20:53,562 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:20:53,562 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:53,562 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:53,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:53,576 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:20:53,577 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:20:53,597 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:20:53,600 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:53,601 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:20:53,601 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:20:53,601 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:20:53,601 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:53,601 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:53,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:53,615 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:20:53,616 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:20:53,636 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:20:53,639 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:53,640 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:20:53,640 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:20:53,640 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:20:53,640 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:53,640 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:53,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:53,654 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:20:53,655 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:20:53,675 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:20:53,678 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:53,679 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:20:53,679 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:20:53,679 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:20:53,679 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:53,679 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:53,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:53,693 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:20:53,694 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:20:53,716 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:20:53,719 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:53,719 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:20:53,719 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:20:53,719 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:20:53,720 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:53,720 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:53,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:53,734 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:20:53,735 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:20:53,757 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:20:53,760 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:53,760 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:20:53,760 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:20:53,761 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:20:53,761 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:53,761 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:53,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:53,776 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:20:53,777 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:20:53,798 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:20:53,801 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:53,801 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:20:53,802 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:20:53,802 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:20:53,802 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:53,802 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:53,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:53,818 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:20:53,819 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:20:53,840 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:20:53,843 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:53,844 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:20:53,844 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:20:53,844 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:20:53,844 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:53,845 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:53,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:53,860 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:20:53,861 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:20:53,883 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:20:53,887 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:53,887 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:20:53,887 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:20:53,887 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:20:53,887 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:53,888 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:53,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:53,902 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:20:53,903 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:20:53,923 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:20:53,926 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:53,927 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:20:53,927 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:20:53,927 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:20:53,927 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:53,927 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:53,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:53,942 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:20:53,943 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:20:53,964 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:20:53,968 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:53,968 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:20:53,968 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:20:53,970 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:20:53,970 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:53,970 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:53,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:53,987 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:20:53,988 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:20:54,009 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:20:54,013 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:54,013 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:20:54,013 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:20:54,013 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:20:54,014 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:54,014 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:54,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:54,028 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:20:54,029 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:20:54,049 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:20:54,052 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:54,053 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:20:54,053 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:20:54,053 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:20:54,053 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:54,054 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:54,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:54,068 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:20:54,070 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:20:54,093 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:20:54,096 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:54,096 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:20:54,097 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:20:54,097 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:20:54,097 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:54,097 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:54,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:54,112 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:20:54,113 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:20:54,144 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:20:54,147 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:54,147 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:20:54,147 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:20:54,147 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:20:54,147 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:54,147 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:54,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:54,165 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:20:54,165 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:20:54,188 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:20:54,191 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:54,192 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:20:54,192 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:20:54,192 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:20:54,192 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:54,192 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:54,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:54,206 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:20:54,207 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:20:54,228 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:20:54,231 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:54,231 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:20:54,232 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:20:54,232 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:20:54,232 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:54,232 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:54,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:54,246 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:20:54,246 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:20:54,267 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:20:54,270 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:54,271 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:20:54,271 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:20:54,271 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:20:54,271 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:54,271 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:54,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:54,285 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:20:54,285 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:20:54,306 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:20:54,309 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:54,310 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:20:54,310 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:20:54,310 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:20:54,310 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:54,310 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:54,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:54,324 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:20:54,325 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:20:54,346 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:20:54,350 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:54,350 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:20:54,350 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:20:54,350 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:20:54,350 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:54,351 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:54,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:54,365 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:20:54,366 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:20:54,388 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:20:54,391 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:54,391 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:20:54,391 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:20:54,392 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:20:54,392 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:54,392 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:54,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:54,406 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:20:54,407 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:20:54,428 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:20:54,432 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:54,432 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:20:54,432 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:20:54,432 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:20:54,433 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:54,433 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:54,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:54,448 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:20:54,449 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:20:54,470 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:20:54,473 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:54,473 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:20:54,474 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:20:54,474 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:20:54,474 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:54,474 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:54,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:54,489 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:20:54,489 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:20:54,511 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:20:54,514 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:54,514 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:20:54,515 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:20:54,515 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:20:54,515 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:54,515 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:54,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:54,529 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:20:54,530 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:20:54,551 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:20:54,554 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:54,554 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:20:54,555 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:20:54,555 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:20:54,555 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:54,555 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:54,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:54,569 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:20:54,570 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:20:54,590 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:20:54,593 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:54,593 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:20:54,593 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:20:54,593 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:20:54,593 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:54,593 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:54,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:54,609 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:20:54,610 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:20:54,633 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:20:54,636 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:54,637 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:20:54,637 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:20:54,637 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:20:54,637 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:54,637 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:54,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:54,651 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:20:54,652 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:20:54,689 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:20:54,692 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:54,692 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:20:54,692 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:20:54,693 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:20:54,693 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:54,693 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:54,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:54,709 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:20:54,710 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:20:54,734 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:20:54,737 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:54,738 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:20:54,738 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:20:54,738 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:20:54,738 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:54,738 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:54,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:54,753 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:20:54,753 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:20:54,774 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:20:54,777 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:54,777 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:20:54,778 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:20:54,778 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:20:54,778 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:54,778 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:54,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:54,793 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:20:54,794 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:20:54,816 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:20:54,819 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:54,820 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:20:54,820 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:20:54,820 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:20:54,820 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:54,820 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:54,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:54,835 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:20:54,836 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:20:54,857 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:20:54,860 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:54,860 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:20:54,860 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:20:54,860 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:20:54,861 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:54,861 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:54,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:54,875 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:20:54,876 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:20:54,898 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:20:54,901 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:54,901 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:20:54,901 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:20:54,901 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:20:54,902 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:54,902 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:54,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:54,916 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:20:54,917 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:20:54,939 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:20:54,942 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:54,942 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:20:54,942 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:20:54,943 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:20:54,943 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:54,943 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:54,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:54,958 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:20:54,958 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:20:54,980 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:20:54,983 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:54,983 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:20:54,983 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:20:54,984 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:20:54,984 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:54,984 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:54,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:54,999 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:20:54,999 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:20:55,020 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:20:55,023 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:55,023 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:20:55,024 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:20:55,024 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:20:55,024 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:55,024 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:55,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:55,038 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:20:55,039 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:20:55,059 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:20:55,063 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:55,063 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:20:55,063 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:20:55,063 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:20:55,063 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:55,064 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:55,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:55,078 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:20:55,079 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:20:55,100 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:20:55,104 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:55,104 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:20:55,104 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:20:55,104 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:20:55,104 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:55,105 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:55,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:55,119 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:20:55,119 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:20:55,143 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:20:55,146 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:55,146 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:20:55,147 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:20:55,147 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:20:55,147 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:55,147 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:55,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:55,162 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:20:55,163 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:20:55,191 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:20:55,194 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:55,194 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:20:55,194 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:20:55,195 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:20:55,195 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:55,195 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:55,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:55,210 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:20:55,210 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:20:55,232 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:20:55,236 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:55,236 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:20:55,236 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:20:55,236 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:20:55,236 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:55,237 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:55,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:55,252 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:20:55,252 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:20:55,279 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:20:55,282 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:55,282 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:20:55,282 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:20:55,282 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:20:55,283 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:55,283 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:55,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:55,297 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:20:55,298 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:20:55,321 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:20:55,325 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:55,325 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:20:55,325 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:20:55,325 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:20:55,326 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:55,326 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:55,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:55,340 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:20:55,341 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:20:55,363 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:20:55,366 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:55,366 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:20:55,366 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:20:55,367 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:20:55,367 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:55,367 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:55,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:55,381 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:20:55,381 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:20:55,408 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:20:55,411 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:55,412 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:20:55,412 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:20:55,412 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:20:55,412 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:55,412 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:55,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:55,429 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:20:55,430 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:20:55,453 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:20:55,456 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:55,456 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:20:55,457 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:20:55,457 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:20:55,457 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:55,457 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:55,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:55,471 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:20:55,472 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:20:55,495 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:20:55,498 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:55,498 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:20:55,498 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:20:55,499 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:20:55,500 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:55,500 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:55,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:55,514 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:20:55,515 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:20:55,543 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:20:55,546 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:55,546 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:20:55,546 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:20:55,547 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:20:55,547 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:55,548 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:55,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:55,563 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:20:55,563 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:20:55,585 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:20:55,587 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:55,588 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:20:55,588 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:20:55,588 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:20:55,588 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:55,588 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:55,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:55,604 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:20:55,605 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:20:55,631 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:20:55,635 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:55,635 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:20:55,635 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:20:55,636 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:20:55,636 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:55,636 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:55,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:55,658 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:20:55,659 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:20:55,687 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:20:55,690 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:55,691 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:20:55,691 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:20:55,691 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:20:55,691 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:55,691 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:55,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:55,706 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:20:55,706 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:20:55,732 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:20:55,736 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:55,736 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:20:55,736 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:20:55,737 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:20:55,737 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:55,737 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:55,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:55,751 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:20:55,752 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:20:55,777 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:20:55,780 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:55,781 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:20:55,781 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:20:55,781 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:20:55,781 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:55,782 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:55,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:55,796 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:20:55,796 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:20:55,819 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:20:55,823 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:55,823 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:20:55,824 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:20:55,824 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:20:55,824 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:55,824 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:55,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:55,839 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:20:55,840 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:20:55,861 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:20:55,864 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:55,865 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:20:55,865 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:20:55,865 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:20:55,865 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:55,865 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:55,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:55,879 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:20:55,880 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:20:55,905 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:20:55,908 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:55,916 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:20:55,916 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:20:55,916 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:20:55,917 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:55,917 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:55,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:55,931 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:20:55,932 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:20:55,953 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:20:55,956 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:55,957 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:20:55,957 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:20:55,957 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:20:55,957 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:55,958 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:55,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:55,972 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:20:55,973 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:20:55,995 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:20:55,998 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:55,998 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:20:55,999 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:20:55,999 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:20:55,999 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:55,999 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:56,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:56,016 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:20:56,017 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:20:56,039 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:20:56,042 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:56,043 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:20:56,043 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:20:56,043 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:20:56,043 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:56,043 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:56,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:56,058 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:20:56,059 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:20:56,080 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:20:56,083 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:56,084 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:20:56,084 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:20:56,084 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:20:56,084 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:56,085 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:56,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:56,101 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:20:56,101 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:20:56,122 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:20:56,125 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:56,125 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:20:56,125 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:20:56,125 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:20:56,125 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:56,126 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:56,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:56,140 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:20:56,140 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:20:56,162 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:20:56,165 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:56,166 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:20:56,166 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:20:56,166 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:20:56,166 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:56,166 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:56,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:56,181 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:20:56,182 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:20:56,202 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:20:56,205 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:56,206 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:20:56,206 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:20:56,206 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:20:56,206 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:56,206 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:56,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:56,221 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:20:56,221 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:20:56,242 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:20:56,245 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:56,245 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:20:56,245 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:20:56,245 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:20:56,246 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:56,246 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:56,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:56,260 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:20:56,261 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:20:56,293 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:20:56,296 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:56,297 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:20:56,297 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:20:56,297 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:20:56,297 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:56,297 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:56,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:56,310 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:20:56,311 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:20:56,332 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:20:56,335 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:56,336 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:20:56,336 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:20:56,336 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:20:56,336 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:56,336 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:56,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:56,350 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:20:56,350 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:20:56,370 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:20:56,373 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:56,374 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:20:56,374 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:20:56,374 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:20:56,374 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:56,374 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:56,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:56,388 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:20:56,388 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:20:56,408 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:20:56,411 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:56,411 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:20:56,412 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:20:56,412 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:20:56,412 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:56,412 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:56,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:56,425 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:20:56,426 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:20:56,445 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:20:56,448 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:56,449 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:20:56,449 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:20:56,449 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:20:56,449 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:56,449 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:56,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:56,462 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:20:56,463 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:20:56,483 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:20:56,486 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:56,486 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:20:56,486 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:20:56,486 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:20:56,486 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:56,487 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:56,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:56,500 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:20:56,501 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:20:56,520 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:20:56,523 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:56,523 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:20:56,524 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:20:56,524 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:20:56,524 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:56,524 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:56,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:56,540 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:20:56,540 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:20:56,560 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:20:56,563 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:56,563 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:20:56,563 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:20:56,563 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:20:56,564 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:56,564 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:56,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:56,577 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:20:56,578 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:20:56,597 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:20:56,600 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:56,601 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:20:56,601 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:20:56,601 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:20:56,601 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:56,601 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:56,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:56,615 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:20:56,615 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:20:56,645 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:20:56,648 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:56,648 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:20:56,649 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:20:56,649 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:20:56,649 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:56,649 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:56,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:56,663 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:20:56,664 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:20:56,684 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:20:56,687 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:56,688 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:20:56,688 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:20:56,688 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:20:56,688 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:56,688 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:56,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:56,702 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:20:56,703 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:20:56,723 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:20:56,726 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:56,726 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:20:56,726 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:20:56,727 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:20:56,727 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:56,727 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:56,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:56,740 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:20:56,741 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:20:56,761 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:20:56,764 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:56,764 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:20:56,765 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:20:56,765 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:20:56,765 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:56,765 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:56,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:56,780 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:20:56,780 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:20:56,801 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:20:56,804 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:56,804 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:20:56,805 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:20:56,805 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:20:56,805 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:56,805 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:56,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:56,819 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:20:56,820 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:20:56,841 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:20:56,843 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:56,844 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:20:56,844 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:20:56,844 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:20:56,844 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:56,845 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:56,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:56,858 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:20:56,859 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:20:56,879 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:20:56,882 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:56,882 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:20:56,882 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:20:56,883 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:20:56,883 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:56,883 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:56,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:56,897 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:20:56,897 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:20:56,917 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:20:56,920 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:56,921 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:20:56,921 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:20:56,921 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:20:56,921 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:56,921 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:56,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:56,935 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:20:56,936 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:20:56,956 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:20:56,959 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:56,959 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:20:56,959 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:20:56,959 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:20:56,959 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:56,960 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:56,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:56,974 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:20:56,974 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:20:56,994 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:20:56,997 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:56,997 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:20:56,998 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:20:56,998 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:20:56,998 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:56,998 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:57,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:57,012 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:20:57,013 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:20:57,033 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:20:57,036 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:57,036 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:20:57,036 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:20:57,037 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:20:57,037 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:57,037 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:57,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:57,051 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:20:57,051 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:20:57,071 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:20:57,074 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:57,074 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:20:57,074 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:20:57,075 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:20:57,075 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:57,075 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:57,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:57,089 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:20:57,089 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:20:57,111 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:20:57,114 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:57,114 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:20:57,114 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:20:57,114 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:20:57,115 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:57,115 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:57,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:57,128 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:20:57,129 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:20:57,151 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:20:57,154 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:57,154 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:20:57,155 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:20:57,155 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:20:57,155 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:57,155 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:57,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:57,169 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:20:57,170 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:20:57,190 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:20:57,193 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:57,193 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:20:57,193 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:20:57,193 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:20:57,194 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:57,194 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:57,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:57,208 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:20:57,208 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:20:57,228 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:20:57,231 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:57,232 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:20:57,232 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:20:57,232 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:20:57,232 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:57,232 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:57,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:57,246 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:20:57,247 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:20:57,273 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:20:57,276 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:57,276 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:20:57,276 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:20:57,276 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:20:57,276 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:57,277 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:57,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:57,290 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:20:57,290 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:20:57,310 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:20:57,313 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:57,314 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:20:57,314 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:20:57,314 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:20:57,314 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:57,314 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:57,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:57,327 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:20:57,328 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:20:57,352 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:20:57,355 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:57,355 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:20:57,355 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:20:57,356 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:20:57,356 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:57,356 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:57,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:57,370 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:20:57,370 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:20:57,391 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:20:57,394 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:57,394 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:20:57,394 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:20:57,394 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:20:57,395 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:57,395 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:57,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:57,408 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:20:57,409 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:20:57,430 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:20:57,433 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:57,433 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:20:57,433 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:20:57,433 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:20:57,433 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:57,434 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:57,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:57,447 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:20:57,448 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:20:57,469 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:20:57,472 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:57,472 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:20:57,472 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:20:57,473 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:20:57,473 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:57,473 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:57,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:57,487 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:20:57,488 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:20:57,509 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:20:57,512 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:57,513 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:20:57,513 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:20:57,513 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:20:57,513 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:57,513 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:57,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:57,527 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:20:57,528 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:20:57,549 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:20:57,552 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:57,552 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:20:57,552 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:20:57,552 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:20:57,552 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:57,552 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:57,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:57,568 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:20:57,568 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:20:57,589 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:20:57,595 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:57,595 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:20:57,595 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:20:57,596 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:20:57,596 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:57,596 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:57,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:57,611 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:20:57,612 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:20:57,641 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:20:57,644 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:57,645 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:20:57,645 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:20:57,645 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:20:57,645 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:57,645 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:57,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:57,660 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:20:57,660 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:20:57,686 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:20:57,689 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:57,690 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:20:57,690 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:20:57,690 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:20:57,690 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:57,690 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:57,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:57,705 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:20:57,706 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:20:57,733 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:20:57,736 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:57,736 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:20:57,736 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:20:57,737 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:20:57,737 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:57,737 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:57,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:57,752 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:20:57,753 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:20:57,780 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:20:57,784 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:57,784 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:20:57,784 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:20:57,784 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:20:57,784 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:57,785 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:57,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:57,799 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:20:57,799 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:20:57,820 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:20:57,823 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:57,823 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:20:57,823 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:20:57,823 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:20:57,823 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:57,824 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:57,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:57,838 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:20:57,838 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:20:57,859 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:20:57,862 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:57,862 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:20:57,862 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:20:57,862 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:20:57,863 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:57,863 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:57,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:57,876 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:20:57,877 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:20:57,897 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:20:57,900 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:57,900 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:20:57,901 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:20:57,901 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:20:57,901 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:57,901 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:57,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:57,915 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:20:57,916 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:20:57,936 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:20:57,939 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:57,939 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:20:57,939 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:20:57,940 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:20:57,940 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:57,940 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:57,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:57,954 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:20:57,954 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:20:57,975 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:20:57,978 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:57,978 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:20:57,978 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:20:57,979 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:20:57,979 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:57,979 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:57,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:57,993 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:20:57,993 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:20:58,014 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:20:58,017 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:58,017 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:20:58,017 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:20:58,017 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:20:58,017 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:58,018 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:58,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:58,032 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:20:58,032 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:20:58,052 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:20:58,055 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:58,056 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:20:58,056 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:20:58,056 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:20:58,056 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:58,056 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:58,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:58,070 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:20:58,071 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:20:58,091 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:20:58,094 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:58,095 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:20:58,095 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:20:58,095 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:20:58,095 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:58,095 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:58,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:58,109 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:20:58,110 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:20:58,132 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:20:58,135 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:58,135 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:20:58,135 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:20:58,135 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:20:58,135 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:58,136 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:58,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:58,150 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:20:58,150 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:20:58,170 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:20:58,173 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:58,174 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:20:58,174 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:20:58,174 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:20:58,174 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:58,175 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:58,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:58,189 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:20:58,190 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:20:58,209 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:20:58,212 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:58,213 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:20:58,213 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:20:58,213 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:20:58,213 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:58,213 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:58,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:58,228 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:20:58,228 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:20:58,248 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:20:58,251 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:58,252 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:20:58,252 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:20:58,252 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:20:58,252 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:58,252 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:58,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:58,266 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:20:58,267 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:20:58,297 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:20:58,300 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:58,300 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:20:58,300 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:20:58,300 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:20:58,300 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:58,301 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:58,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:58,314 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:20:58,314 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:20:58,334 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:20:58,337 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:58,337 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:20:58,338 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:20:58,338 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:20:58,338 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:58,338 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:58,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:58,351 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:20:58,352 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:20:58,372 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:20:58,374 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:58,375 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:20:58,375 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:20:58,375 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:20:58,375 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:58,376 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:58,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:58,389 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:20:58,389 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:20:58,409 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:20:58,412 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:58,412 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:20:58,412 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:20:58,413 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:20:58,413 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:58,413 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:58,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:58,426 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:20:58,427 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:20:58,447 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:20:58,449 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:58,450 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:20:58,450 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:20:58,450 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:20:58,450 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:58,455 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:58,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:58,477 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:20:58,478 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:20:58,497 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:20:58,501 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:58,503 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:20:58,505 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:20:58,505 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:20:58,506 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:58,506 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:58,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:58,528 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:20:58,529 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:20:58,549 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:20:58,552 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:58,552 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:20:58,552 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:20:58,554 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:20:58,554 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:58,554 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:58,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:58,582 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:20:58,582 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:20:58,602 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:20:58,605 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:58,605 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:20:58,606 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:20:58,606 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:20:58,606 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:58,606 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:58,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:58,622 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:20:58,624 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:20:58,647 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:20:58,650 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:58,650 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:20:58,651 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:20:58,651 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:20:58,651 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:58,651 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:58,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:58,664 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:20:58,665 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:20:58,685 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:20:58,688 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:58,688 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:20:58,688 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:20:58,688 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:20:58,688 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:58,689 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:58,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:58,702 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:20:58,703 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:20:58,722 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:20:58,725 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:58,726 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:20:58,726 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:20:58,726 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:20:58,726 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:58,726 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:58,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:58,740 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:20:58,740 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:20:58,760 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:20:58,763 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:58,763 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:20:58,764 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:20:58,764 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:20:58,764 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:58,764 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:58,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:58,778 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:20:58,778 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:20:58,799 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:20:58,802 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:58,802 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:20:58,802 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:20:58,803 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:20:58,803 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:58,803 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:58,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:58,817 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:20:58,817 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:20:58,840 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:20:58,843 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:58,843 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:20:58,843 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:20:58,843 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:20:58,844 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:58,844 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:58,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:58,857 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:20:58,858 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:20:58,878 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:20:58,881 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:58,882 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:20:58,882 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:20:58,882 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:20:58,882 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:58,882 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:58,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:58,896 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:20:58,897 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:20:58,918 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:20:58,921 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:58,921 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:20:58,921 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:20:58,922 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:20:58,922 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:58,922 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:58,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:58,937 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:20:58,938 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:20:58,958 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:20:58,961 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:58,962 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:20:58,962 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:20:58,962 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:20:58,962 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:58,962 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:58,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:58,976 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:20:58,977 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:20:58,997 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:20:59,000 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:59,000 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:20:59,001 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:20:59,001 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:20:59,001 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:59,001 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:59,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:59,015 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:20:59,016 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:20:59,036 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:20:59,039 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:59,039 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:20:59,039 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:20:59,040 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:20:59,040 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:59,040 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:59,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:59,054 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:20:59,055 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:20:59,075 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:20:59,078 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:59,078 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:20:59,079 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:20:59,079 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:20:59,079 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:59,079 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:59,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:59,093 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:20:59,093 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:20:59,114 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:20:59,117 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:59,117 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:20:59,117 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:20:59,117 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:20:59,117 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:59,118 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:59,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:59,132 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:20:59,133 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:20:59,154 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:20:59,157 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:59,157 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:20:59,158 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:20:59,158 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:20:59,158 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:59,158 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:59,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:59,173 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:20:59,173 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:20:59,194 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:20:59,196 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:59,197 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:20:59,197 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:20:59,197 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:20:59,197 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:59,197 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:59,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:59,212 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:20:59,212 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:20:59,233 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:20:59,235 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:59,236 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:20:59,236 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:20:59,236 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:20:59,236 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:59,237 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:59,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:59,252 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:20:59,253 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:20:59,273 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:20:59,276 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:59,276 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:20:59,276 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:20:59,277 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:20:59,277 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:59,277 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:59,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:59,293 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:20:59,293 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:20:59,313 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:20:59,325 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:59,326 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:20:59,326 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:20:59,326 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:20:59,326 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:59,326 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:59,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:59,339 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:20:59,340 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:20:59,360 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:20:59,363 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:59,363 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:20:59,363 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:20:59,363 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:20:59,363 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:59,364 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:59,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:59,377 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:20:59,377 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:20:59,397 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:20:59,400 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:59,400 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:20:59,400 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:20:59,401 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:20:59,401 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:59,401 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:59,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:59,414 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:20:59,415 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:20:59,435 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:20:59,438 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:59,439 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:20:59,439 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:20:59,439 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:20:59,439 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:59,439 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:59,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:59,453 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:20:59,454 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:20:59,474 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:20:59,476 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:59,477 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:20:59,477 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:20:59,477 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:20:59,477 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:59,477 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:59,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:59,491 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:20:59,491 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:20:59,512 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:20:59,515 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:59,515 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:20:59,515 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:20:59,515 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:20:59,516 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:59,516 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:59,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:59,531 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:20:59,532 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:20:59,552 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:20:59,555 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:59,556 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:20:59,556 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:20:59,556 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:20:59,556 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:59,556 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:59,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:59,575 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:20:59,575 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:20:59,595 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:20:59,597 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:59,597 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:20:59,597 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:20:59,597 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:20:59,597 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:59,597 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:59,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:59,614 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:20:59,614 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:20:59,644 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:20:59,650 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:59,650 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:20:59,651 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:20:59,651 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:20:59,651 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:59,651 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:59,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:59,675 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:20:59,676 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:20:59,699 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:20:59,702 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:59,703 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:20:59,703 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:20:59,703 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:20:59,703 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:59,703 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:59,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:59,717 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:20:59,718 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:20:59,738 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:20:59,741 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:59,742 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:20:59,742 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:20:59,742 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:20:59,742 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:59,742 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:59,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:59,756 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:20:59,757 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:20:59,777 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:20:59,780 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:59,780 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:20:59,780 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:20:59,780 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:20:59,780 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:59,781 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:59,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:59,794 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:20:59,795 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:20:59,814 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:20:59,817 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:59,818 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:20:59,818 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:20:59,818 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:20:59,818 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:59,818 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:59,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:59,832 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:20:59,832 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:20:59,853 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:20:59,856 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:59,856 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:20:59,856 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:20:59,857 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:20:59,857 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:59,857 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:59,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:59,871 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:20:59,871 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:20:59,892 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:20:59,895 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:59,895 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:20:59,895 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:20:59,896 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:20:59,896 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:59,896 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:59,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:59,910 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:20:59,910 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:20:59,931 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:20:59,934 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:59,934 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:20:59,934 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:20:59,934 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:20:59,935 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:59,935 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:59,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:59,948 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:20:59,949 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:20:59,969 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:20:59,972 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:59,972 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:20:59,972 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:20:59,972 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:20:59,972 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:59,973 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:59,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:59,986 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:20:59,987 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:00,007 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:21:00,010 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:00,010 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:21:00,010 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:21:00,010 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:21:00,011 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:00,011 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:00,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:00,024 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:00,025 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:00,045 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:21:00,048 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:00,048 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:21:00,049 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:21:00,049 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:21:00,049 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:00,049 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:00,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:00,064 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:00,064 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:00,085 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:21:00,088 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:00,088 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:21:00,088 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:21:00,089 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:21:00,089 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:00,089 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:00,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:00,103 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:00,103 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:00,124 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:21:00,127 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:00,127 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:21:00,127 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:21:00,128 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:21:00,128 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:00,128 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:00,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:00,142 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:00,143 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:00,162 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:21:00,165 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:00,166 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:21:00,166 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:21:00,166 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:21:00,166 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:00,166 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:00,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:00,180 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:00,181 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:00,201 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:21:00,204 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:00,204 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:21:00,204 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:21:00,205 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:21:00,205 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:00,205 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:00,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:00,219 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:00,220 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:00,240 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:21:00,243 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:00,243 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:21:00,243 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:21:00,244 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:21:00,244 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:00,244 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:00,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:00,258 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:00,259 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:00,281 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:21:00,284 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:00,284 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:21:00,284 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:21:00,284 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:21:00,285 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:00,285 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:00,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:00,299 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:00,300 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:00,320 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:21:00,332 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:00,332 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:21:00,332 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:21:00,332 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:21:00,332 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:00,333 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:00,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:00,346 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:00,346 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:00,367 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:21:00,370 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:00,370 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:21:00,370 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:21:00,370 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:21:00,371 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:00,371 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:00,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:00,384 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:00,385 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:00,405 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:21:00,408 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:00,409 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:21:00,409 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:21:00,409 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:21:00,409 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:00,409 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:00,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:00,422 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:00,423 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:00,443 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:21:00,446 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:00,446 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:21:00,446 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:21:00,446 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:21:00,446 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:00,446 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:00,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:00,458 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:00,459 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:00,479 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:21:00,481 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:00,481 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:21:00,481 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:21:00,482 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:21:00,482 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:00,482 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:00,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:00,501 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:00,501 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:00,523 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:21:00,528 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:00,529 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:21:00,529 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:21:00,529 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:21:00,529 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:00,529 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:00,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:00,545 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:00,546 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:00,571 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:21:00,574 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:00,575 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:21:00,575 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:21:00,575 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:21:00,575 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:00,575 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:00,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:00,589 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:00,590 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:00,612 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:21:00,615 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:00,615 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:21:00,615 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:21:00,615 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:21:00,615 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:00,616 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:00,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:00,629 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:00,630 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:00,651 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:21:00,654 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:00,654 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:21:00,654 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:21:00,655 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:21:00,655 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:00,655 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:00,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:00,669 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:00,669 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:00,689 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:21:00,692 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:00,692 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:21:00,693 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:21:00,693 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:21:00,693 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:00,693 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:00,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:00,706 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:00,707 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:00,727 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:21:00,729 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:00,730 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:21:00,730 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:21:00,730 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:21:00,730 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:00,730 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:00,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:00,744 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:00,745 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:00,765 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:21:00,767 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:00,768 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:21:00,768 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:21:00,768 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:21:00,768 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:00,768 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:00,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:00,782 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:00,783 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:00,803 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:21:00,806 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:00,806 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:21:00,806 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:21:00,806 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:21:00,806 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:00,807 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:00,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:00,820 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:00,820 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:00,840 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:21:00,843 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:00,843 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:21:00,843 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:21:00,844 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:21:00,844 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:00,844 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:00,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:00,858 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:00,858 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:00,878 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:21:00,881 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:00,881 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:21:00,881 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:21:00,882 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:21:00,882 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:00,882 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:00,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:00,895 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:00,896 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:00,916 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:21:00,919 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:00,919 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:21:00,919 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:21:00,919 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:21:00,919 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:00,920 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:00,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:00,934 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:00,934 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:00,955 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:21:00,958 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:00,958 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:21:00,958 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:21:00,958 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:21:00,959 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:00,959 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:00,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:00,972 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:00,973 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:00,993 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:21:00,996 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:00,996 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:21:00,996 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:21:00,997 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:21:00,997 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:00,997 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:01,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:01,011 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:01,012 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:01,032 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:21:01,034 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:01,035 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:21:01,035 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:21:01,035 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:21:01,035 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:01,035 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:01,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:01,049 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:01,050 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:01,069 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:21:01,072 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:01,073 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:21:01,073 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:21:01,073 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:21:01,073 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:01,073 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:01,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:01,087 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:01,088 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:01,109 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:21:01,112 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:01,112 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:21:01,112 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:21:01,112 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:21:01,112 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:01,113 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:01,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:01,126 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:01,127 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:01,148 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:21:01,151 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:01,151 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:21:01,151 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:21:01,151 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:21:01,151 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:01,152 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:01,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:01,166 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:01,166 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:01,187 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:21:01,190 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:01,190 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:21:01,190 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:21:01,190 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:21:01,190 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:01,190 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:01,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:01,205 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:01,205 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:01,226 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:21:01,229 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:01,229 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:21:01,229 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:21:01,229 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:21:01,229 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:01,230 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:01,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:01,244 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:01,244 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:01,266 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:21:01,269 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:01,270 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:21:01,270 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:21:01,270 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:21:01,270 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:01,270 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:01,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:01,284 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:01,285 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:01,305 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:21:01,308 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:01,308 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:21:01,309 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:21:01,309 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:21:01,309 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:01,309 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:01,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:01,332 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:01,332 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:01,352 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:21:01,355 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:01,355 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:21:01,355 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:21:01,356 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:21:01,356 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:01,356 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:01,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:01,369 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:01,369 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:01,389 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:21:01,392 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:01,392 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:21:01,392 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:21:01,393 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:21:01,393 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:01,393 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:01,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:01,406 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:01,407 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:01,427 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:21:01,430 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:01,430 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:21:01,431 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:21:01,431 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:21:01,431 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:01,431 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:01,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:01,445 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:01,445 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:01,466 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:21:01,469 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:01,469 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:21:01,469 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:21:01,469 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:21:01,470 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:01,470 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:01,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:01,483 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:01,484 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:01,504 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:21:01,506 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:01,507 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:21:01,507 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:21:01,507 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:21:01,507 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:01,507 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:01,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:01,521 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:01,521 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:01,541 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:21:01,544 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:01,545 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:21:01,545 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:21:01,545 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:21:01,545 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:01,545 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:01,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:01,558 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:01,559 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:01,579 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:21:01,582 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:01,582 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:21:01,582 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:21:01,582 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:21:01,582 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:01,583 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:01,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:01,596 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:01,596 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:01,616 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:21:01,619 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:01,619 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:21:01,620 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:21:01,620 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:21:01,620 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:01,620 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:01,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:01,634 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:01,634 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:01,654 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:21:01,657 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:01,657 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:21:01,657 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:21:01,657 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:21:01,658 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:01,658 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:01,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:01,671 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:01,672 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:01,692 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:21:01,695 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:01,695 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:21:01,695 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:21:01,695 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:21:01,695 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:01,696 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:01,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:01,709 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:01,710 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:01,729 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:21:01,732 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:01,733 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:21:01,733 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:21:01,733 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:21:01,733 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:01,733 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:01,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:01,747 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:01,748 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:01,767 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:21:01,770 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:01,771 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:21:01,771 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:21:01,771 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:21:01,771 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:01,771 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:01,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:01,785 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:01,786 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:01,805 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:21:01,808 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:01,809 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:21:01,809 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:21:01,809 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:21:01,809 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:01,809 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:01,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:01,823 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:01,823 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:01,843 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:21:01,846 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:01,847 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:21:01,847 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:21:01,847 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:21:01,847 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:01,847 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:01,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:01,861 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:01,861 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:01,881 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:21:01,884 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:01,885 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:21:01,885 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:21:01,885 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:21:01,885 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:01,885 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:01,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:01,899 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:01,899 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:01,919 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:21:01,922 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:01,922 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:21:01,923 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:21:01,923 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:21:01,923 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:01,923 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:01,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:01,937 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:01,938 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:01,958 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:21:01,961 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:01,961 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:21:01,961 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:21:01,962 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:21:01,962 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:01,962 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:01,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:01,975 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:01,976 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:01,996 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:21:01,999 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:01,999 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:21:01,999 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:21:01,999 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:21:02,000 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:02,000 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:02,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:02,013 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:02,014 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:02,034 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:21:02,037 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:02,037 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:21:02,037 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:21:02,038 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:21:02,038 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:02,038 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:02,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:02,052 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:02,052 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:02,072 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:21:02,075 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:02,075 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:21:02,075 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:21:02,076 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:21:02,076 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:02,076 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:02,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:02,089 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:02,090 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:02,110 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:21:02,112 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:02,113 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:21:02,113 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:21:02,113 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:21:02,113 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:02,113 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:02,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:02,127 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:02,128 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:02,148 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:21:02,151 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:02,151 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:21:02,151 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:21:02,151 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:21:02,152 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:02,152 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:02,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:02,166 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:02,166 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:02,187 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:21:02,189 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:02,190 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:21:02,190 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:21:02,190 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:21:02,190 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:02,190 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:02,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:02,205 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:02,205 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:02,226 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:21:02,229 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:02,229 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:21:02,229 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:21:02,229 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:21:02,229 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:02,230 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:02,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:02,244 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:02,244 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:02,264 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:21:02,267 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:02,267 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:21:02,267 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:21:02,268 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:21:02,268 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:02,268 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:02,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:02,282 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:02,282 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:02,311 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:21:02,313 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:02,314 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:21:02,314 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:21:02,314 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:21:02,314 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:02,315 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:02,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:02,328 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:02,329 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:02,349 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:21:02,352 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:02,352 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:21:02,352 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:21:02,352 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:21:02,353 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:02,353 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:02,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:02,366 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:02,367 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:02,387 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:21:02,390 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:02,390 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:21:02,391 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:21:02,391 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:21:02,391 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:02,391 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:02,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:02,405 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:02,406 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:02,425 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:21:02,428 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:02,428 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:21:02,428 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:21:02,428 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:21:02,428 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:02,428 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:02,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:02,445 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:02,446 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:02,475 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:21:02,479 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:02,479 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:21:02,479 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:21:02,479 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:21:02,480 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:02,480 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:02,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:02,495 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:02,495 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:02,519 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:21:02,523 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:02,523 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:21:02,523 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:21:02,523 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:21:02,523 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:02,524 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:02,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:02,538 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:02,539 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:02,570 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:21:02,574 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:02,574 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:21:02,574 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:21:02,574 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:21:02,574 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:02,575 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:02,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:02,590 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:02,590 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:02,617 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:21:02,620 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:02,621 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:21:02,621 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:21:02,621 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:21:02,621 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:02,621 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:02,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:02,636 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:02,637 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:02,663 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:21:02,667 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:02,667 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:21:02,667 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:21:02,667 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:21:02,668 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:02,668 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:02,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:02,682 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:02,683 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:02,709 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:21:02,712 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:02,712 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:21:02,713 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:21:02,713 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:21:02,713 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:02,713 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:02,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:02,728 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:02,728 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:02,754 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:21:02,757 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:02,758 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:21:02,758 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:21:02,758 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:21:02,758 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:02,758 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:02,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:02,773 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:02,773 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:02,799 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:21:02,802 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:02,803 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:21:02,803 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:21:02,803 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:21:02,803 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:02,803 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:02,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:02,818 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:02,819 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:02,844 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:21:02,847 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:02,848 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:21:02,848 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:21:02,848 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:21:02,848 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:02,848 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:02,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:02,863 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:02,863 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:02,889 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:21:02,892 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:02,893 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:21:02,893 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:21:02,893 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:21:02,893 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:02,893 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:02,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:02,908 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:02,908 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:02,933 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:21:02,937 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:02,937 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:21:02,937 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:21:02,937 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:21:02,937 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:02,937 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:02,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:02,952 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:02,952 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:02,978 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:21:02,981 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:02,981 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:21:02,981 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:21:02,982 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:21:02,982 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:02,982 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:02,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:02,996 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:02,997 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:03,023 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:21:03,026 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:03,027 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:21:03,027 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:21:03,027 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:21:03,027 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:03,027 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:03,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:03,042 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:03,042 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:03,069 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:21:03,072 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:03,072 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:21:03,072 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:21:03,072 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:21:03,073 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:03,073 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:03,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:03,087 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:03,088 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:03,113 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:21:03,117 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:03,117 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:21:03,117 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:21:03,117 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:21:03,117 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:03,117 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:03,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:03,133 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:03,133 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:03,159 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:21:03,163 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:03,163 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:21:03,163 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:21:03,163 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:21:03,164 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:03,164 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:03,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:03,178 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:03,178 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:03,204 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:21:03,207 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:03,208 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:21:03,208 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:21:03,208 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:21:03,208 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:03,208 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:03,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:03,222 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:03,223 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:03,248 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:21:03,251 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:03,252 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:21:03,252 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:21:03,252 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:21:03,252 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:03,252 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:03,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:03,266 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:03,267 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:03,297 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:21:03,300 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:03,300 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:21:03,300 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:21:03,301 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:21:03,301 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:03,301 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:03,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:03,315 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:03,315 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:03,341 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:21:03,344 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:03,344 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:21:03,344 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:21:03,344 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:21:03,345 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:03,345 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:03,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:03,359 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:03,360 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:03,386 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:21:03,389 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:03,389 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:21:03,390 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:21:03,390 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:21:03,390 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:03,390 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:03,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:03,405 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:03,405 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:03,438 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:21:03,441 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:03,441 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:21:03,441 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:21:03,442 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:21:03,442 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:03,442 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:03,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:03,456 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:03,456 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:03,482 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:21:03,485 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:03,485 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:21:03,485 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:21:03,486 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:21:03,486 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:03,486 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:03,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:03,500 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:03,500 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:03,526 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:21:03,529 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:03,530 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:21:03,530 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:21:03,530 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:21:03,530 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:03,530 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:03,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:03,544 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:03,545 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:03,571 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:21:03,574 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:03,574 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:21:03,575 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:21:03,575 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:21:03,575 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:03,575 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:03,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:03,589 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:03,590 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:03,617 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:21:03,620 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:03,621 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:21:03,621 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:21:03,621 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:21:03,621 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:03,621 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:03,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:03,636 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:03,636 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:03,663 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:21:03,666 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:03,666 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:21:03,666 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:21:03,666 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:21:03,666 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:03,667 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:03,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:03,682 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:03,683 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:03,717 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:21:03,720 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:03,720 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:21:03,720 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:21:03,720 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:21:03,721 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:03,721 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:03,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:03,751 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:03,751 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:03,777 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:21:03,787 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:03,788 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:21:03,788 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:21:03,788 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:21:03,788 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:03,788 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:03,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:03,803 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:03,804 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:03,826 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:21:03,829 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:03,829 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:21:03,830 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:21:03,830 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:21:03,830 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:03,830 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:03,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:03,844 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:03,845 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:03,865 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:21:03,868 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:03,868 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:21:03,869 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:21:03,869 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:21:03,869 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:03,869 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:03,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:03,882 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:03,883 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:03,903 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:21:03,905 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:03,906 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:21:03,906 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:21:03,906 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:21:03,906 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:03,906 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:03,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:03,920 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:03,920 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:03,940 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:21:03,943 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:03,943 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:21:03,944 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:21:03,944 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:21:03,944 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:03,944 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:03,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:03,958 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:03,958 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:03,979 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:21:03,982 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:03,983 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:21:03,983 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:21:03,983 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:21:03,983 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:03,983 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:03,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:03,997 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:03,997 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:04,018 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:21:04,021 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:04,021 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:21:04,022 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:21:04,022 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:21:04,022 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:04,022 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:04,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:04,036 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:04,036 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:04,056 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:21:04,059 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:04,059 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:21:04,059 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:21:04,060 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:21:04,060 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:04,060 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:04,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:04,073 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:04,074 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:04,094 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:21:04,097 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:04,097 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:21:04,097 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:21:04,098 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:21:04,098 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:04,098 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:04,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:04,112 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:04,112 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:04,133 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:21:04,135 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:04,136 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:21:04,136 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:21:04,136 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:21:04,136 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:04,136 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:04,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:04,149 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:04,150 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:04,169 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:21:04,171 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:04,172 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:21:04,172 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:21:04,177 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:21:04,177 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:04,177 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:04,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:04,189 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:04,190 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:04,209 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:21:04,211 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:04,216 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:21:04,216 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:21:04,217 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:21:04,217 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:04,217 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:04,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:04,234 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:04,234 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:04,259 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:21:04,263 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:04,263 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:21:04,263 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:21:04,264 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:21:04,264 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:04,264 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:04,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:04,280 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:04,280 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:04,309 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:21:04,312 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:04,312 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:21:04,313 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:21:04,313 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:21:04,313 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:04,313 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:04,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:04,328 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:04,329 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:04,352 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:21:04,354 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:04,354 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:21:04,354 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:21:04,354 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:21:04,354 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:04,354 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:04,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:04,366 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:04,367 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:04,387 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:21:04,390 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:04,390 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:21:04,390 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:21:04,391 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:21:04,391 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:04,391 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:04,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:04,403 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:04,404 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:04,426 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:21:04,442 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:04,442 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:21:04,442 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:21:04,442 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:21:04,442 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:04,442 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:04,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:04,455 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:04,455 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:04,487 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:21:04,489 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:04,490 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:21:04,490 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:21:04,490 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:21:04,490 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:04,490 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:04,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:04,509 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:04,509 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:04,532 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:21:04,546 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:04,547 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:21:04,547 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:21:04,547 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:21:04,547 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:04,547 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:04,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:04,571 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:04,571 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:04,593 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:21:04,596 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:04,596 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:21:04,597 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:21:04,597 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:21:04,597 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:04,597 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:04,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:04,610 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:04,611 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:04,633 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:21:04,636 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:04,636 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:21:04,636 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:21:04,636 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:21:04,637 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:04,637 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:04,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:04,650 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:04,651 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:04,671 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:21:04,673 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:04,674 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:21:04,674 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:21:04,674 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:21:04,674 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:04,674 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:04,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:04,688 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:04,688 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:04,708 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:21:04,711 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:04,711 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:21:04,711 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:21:04,711 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:21:04,711 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:04,712 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:04,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:04,725 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:04,725 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:04,745 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:21:04,777 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:04,777 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:21:04,777 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:21:04,777 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:21:04,777 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:04,778 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:04,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:04,806 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:04,806 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:04,841 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:21:04,857 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:04,857 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:21:04,857 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:21:04,857 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:21:04,857 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:04,857 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:04,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:04,881 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:04,881 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:04,908 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:21:04,914 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:04,915 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:21:04,915 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:21:04,915 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:21:04,915 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:04,915 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:04,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:04,932 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:04,933 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:04,957 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:21:04,960 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:04,960 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:21:04,960 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:21:04,960 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:21:04,961 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:04,961 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:04,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:04,975 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:04,976 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:04,999 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:21:05,002 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:05,002 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:21:05,002 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:21:05,002 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:21:05,003 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:05,003 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:05,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:05,017 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:05,017 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:05,040 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:21:05,043 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:05,043 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:21:05,043 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:21:05,043 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:21:05,043 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:05,044 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:05,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:05,058 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:05,058 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:05,079 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:21:05,082 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:05,082 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:21:05,082 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:21:05,082 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:21:05,082 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:05,083 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:05,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:05,096 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:05,097 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:05,117 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:21:05,120 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:05,121 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:21:05,121 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:21:05,121 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:21:05,121 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:05,121 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:05,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:05,135 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:05,136 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:05,157 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:21:05,160 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:05,160 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:21:05,160 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:21:05,160 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:21:05,161 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:05,161 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:05,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:05,174 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:05,175 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:05,196 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:21:05,199 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:05,199 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:21:05,199 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:21:05,200 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:21:05,200 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:05,200 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:05,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:05,215 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:05,215 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:05,236 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:21:05,239 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:05,239 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:21:05,239 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:21:05,239 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:21:05,240 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:05,240 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:05,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:05,257 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:05,257 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:05,278 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:21:05,281 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:05,281 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:21:05,281 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:21:05,281 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:21:05,281 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:05,282 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:05,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:05,295 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:05,296 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:05,317 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:21:05,320 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:05,321 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:21:05,321 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:21:05,321 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:21:05,321 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:05,321 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:05,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:05,336 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:05,336 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:05,357 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:21:05,360 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:05,360 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:21:05,360 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:21:05,360 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:21:05,360 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:05,361 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:05,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:05,375 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:05,376 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:05,413 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:21:05,416 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:05,416 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:21:05,416 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:21:05,416 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:21:05,416 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:05,416 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:05,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:05,439 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:05,440 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:05,462 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:21:05,465 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:05,466 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:21:05,466 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:21:05,466 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:21:05,466 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:05,466 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:05,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:05,480 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:05,480 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:05,502 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:21:05,505 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:05,506 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:21:05,506 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:21:05,506 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:21:05,506 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:05,506 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:05,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:05,520 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:05,520 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:05,541 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:21:05,544 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:05,544 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:21:05,544 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:21:05,544 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:21:05,544 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:05,545 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:05,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:05,559 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:05,559 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:05,579 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:21:05,582 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:05,583 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:21:05,583 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:21:05,583 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:21:05,583 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:05,583 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:05,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:05,598 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:05,598 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:05,619 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:21:05,622 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:05,622 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:21:05,622 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:21:05,623 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:21:05,623 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:05,623 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:05,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:05,637 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:05,638 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:05,658 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:21:05,661 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:05,661 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:21:05,662 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:21:05,662 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:21:05,662 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:05,662 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:05,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:05,684 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:05,685 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:05,706 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:21:05,709 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:05,710 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:21:05,710 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:21:05,710 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:21:05,710 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:05,710 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:05,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:05,724 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:05,725 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:05,745 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:21:05,748 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:05,749 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:21:05,749 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:21:05,749 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:21:05,749 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:05,749 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:05,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:05,763 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:05,763 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:05,784 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:21:05,786 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:05,787 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:21:05,787 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:21:05,787 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:21:05,787 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:05,787 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:05,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:05,801 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:05,802 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:05,822 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:21:05,825 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:05,825 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:21:05,825 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:21:05,825 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:21:05,826 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:05,826 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:05,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:05,839 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:05,840 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:05,860 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:21:05,862 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:05,863 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:21:05,863 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:21:05,863 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:21:05,863 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:05,863 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:05,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:05,877 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:05,877 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:05,897 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:21:05,900 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:05,901 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:21:05,901 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:21:05,901 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:21:05,901 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:05,901 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:05,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:05,914 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:05,915 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:05,935 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:21:05,938 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:05,938 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:21:05,938 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:21:05,938 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:21:05,938 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:05,939 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:05,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:05,952 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:05,953 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:05,973 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:21:05,975 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:05,976 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:21:05,976 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:21:05,976 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:21:05,976 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:05,976 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:05,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:05,990 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:05,990 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:06,012 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:21:06,015 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:06,015 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:21:06,015 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:21:06,015 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:21:06,015 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:06,016 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:06,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:06,029 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:06,030 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:06,051 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:21:06,054 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:06,054 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:21:06,054 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:21:06,054 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:21:06,055 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:06,055 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:06,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:06,069 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:06,069 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:06,090 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:21:06,093 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:06,093 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:21:06,093 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:21:06,093 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:21:06,093 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:06,094 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:06,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:06,108 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:06,109 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:06,130 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:21:06,132 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:06,133 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:21:06,133 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:21:06,133 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:21:06,133 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:06,133 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:06,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:06,148 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:06,148 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:06,169 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:21:06,172 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:06,172 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:21:06,172 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:21:06,172 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:21:06,172 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:06,173 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:06,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:06,187 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:06,187 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:06,208 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:21:06,211 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:06,211 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:21:06,211 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:21:06,211 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:21:06,212 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:06,212 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:06,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:06,225 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:06,226 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:06,246 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:21:06,249 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:06,249 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:21:06,249 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:21:06,249 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:21:06,249 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:06,250 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:06,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:06,263 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:06,264 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:06,284 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:21:06,287 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:06,287 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:21:06,287 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:21:06,287 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:21:06,288 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:06,288 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:06,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:06,301 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:06,302 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:06,322 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:21:06,324 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:06,325 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:21:06,325 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:21:06,325 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:21:06,325 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:06,325 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:06,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:06,339 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:06,340 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:06,359 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:21:06,362 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:06,362 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:21:06,362 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:21:06,363 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:21:06,363 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:06,363 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:06,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:06,377 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:06,377 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:06,397 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:21:06,400 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:06,400 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:21:06,400 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:21:06,401 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:21:06,401 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:06,401 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:06,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:06,415 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:06,415 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:06,435 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:21:06,438 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:06,438 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:21:06,438 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:21:06,438 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:21:06,438 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:06,439 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:06,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:06,453 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:06,453 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:06,474 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:21:06,477 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:06,477 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:21:06,477 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:21:06,477 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:21:06,477 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:06,478 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:06,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:06,492 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:06,492 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:06,513 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:21:06,516 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:06,516 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:21:06,516 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:21:06,516 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:21:06,516 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:06,517 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:06,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:06,530 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:06,531 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:06,551 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:21:06,554 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:06,554 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:21:06,554 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:21:06,554 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:21:06,554 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:06,555 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:06,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:06,568 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:06,569 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:06,589 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:21:06,592 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:06,592 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:21:06,592 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:21:06,592 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:21:06,592 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:06,592 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:06,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:06,606 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:06,607 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:06,627 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:21:06,630 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:06,630 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:21:06,630 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:21:06,630 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:21:06,631 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:06,631 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:06,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:06,645 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:06,646 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:06,674 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:21:06,677 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:06,677 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:21:06,677 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:21:06,677 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:21:06,678 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:06,678 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:06,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:06,691 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:06,691 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:06,712 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:21:06,714 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:06,715 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:21:06,715 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:21:06,718 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:21:06,718 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:06,718 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:06,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:06,733 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:06,733 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:06,754 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:21:06,757 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:06,757 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:21:06,757 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:21:06,757 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:21:06,757 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:06,758 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:06,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:06,771 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:06,771 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:06,791 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:21:06,794 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:06,794 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:21:06,794 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:21:06,794 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:21:06,795 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:06,795 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:06,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:06,807 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:06,807 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:06,827 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:21:06,829 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:06,829 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:21:06,829 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:21:06,830 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:21:06,830 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:06,830 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:06,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:06,847 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:06,847 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:06,885 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:21:06,888 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:06,888 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:21:06,889 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:21:06,889 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:21:06,889 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:06,889 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:06,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:06,905 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:06,905 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:06,935 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:21:06,938 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:06,938 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:21:06,939 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:21:06,939 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:21:06,939 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:06,939 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:06,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:06,955 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:06,956 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:06,985 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:21:06,988 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:06,988 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:21:06,988 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:21:06,988 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:21:06,989 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:06,989 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:07,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:07,003 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:07,004 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:07,031 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:21:07,034 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:07,034 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:21:07,034 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:21:07,034 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:21:07,034 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:07,034 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:07,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:07,046 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:07,047 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:07,068 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:21:07,070 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:07,071 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:21:07,071 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:21:07,071 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:21:07,071 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:07,071 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:07,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:07,082 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:07,083 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:07,103 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:21:07,105 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:07,105 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:21:07,105 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:21:07,106 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:21:07,106 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:07,106 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:07,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:07,117 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:07,117 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:07,169 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:21:07,173 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:07,174 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:21:07,174 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:21:07,174 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:21:07,174 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:07,174 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:07,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:07,189 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:07,190 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:07,215 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:21:07,218 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:07,218 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:21:07,219 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:21:07,219 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:21:07,219 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:07,219 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:07,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:07,235 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:07,236 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:07,261 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:21:07,264 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:07,265 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:21:07,265 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:21:07,265 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:21:07,265 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:07,265 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:07,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:07,281 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:07,282 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:07,310 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:21:07,314 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:07,314 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:21:07,314 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:21:07,314 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:21:07,314 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:07,315 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:07,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:07,329 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:07,330 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:07,357 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:21:07,360 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:07,360 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:21:07,360 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:21:07,361 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:21:07,361 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:07,361 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:07,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:07,376 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:07,377 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:07,404 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:21:07,407 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:07,407 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:21:07,407 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:21:07,408 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:21:07,408 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:07,408 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:07,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:07,423 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:07,423 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:07,449 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:21:07,453 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:07,453 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:21:07,453 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:21:07,458 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:21:07,458 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:07,458 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:07,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:07,473 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:07,474 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:07,496 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:21:07,498 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:07,498 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:21:07,498 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:21:07,499 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:21:07,499 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:07,499 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:07,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:07,511 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:07,512 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:07,531 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:21:07,534 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:07,534 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:21:07,534 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:21:07,534 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:21:07,534 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:07,534 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:07,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:07,551 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:07,552 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:07,571 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:21:07,573 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:07,574 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:21:07,574 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:21:07,574 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:21:07,574 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:07,574 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:07,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:07,588 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:07,588 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:07,617 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:21:07,619 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:07,619 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:21:07,619 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:21:07,619 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:21:07,619 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:07,620 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:07,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:07,633 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:07,634 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:07,666 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:21:07,669 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:07,669 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:21:07,669 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:21:07,670 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:21:07,670 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:07,670 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:07,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:07,685 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:07,685 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:07,713 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:21:07,715 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:07,715 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:21:07,715 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:21:07,716 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:21:07,716 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:07,716 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:07,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:07,728 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:07,728 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:07,748 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:21:07,750 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:07,750 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:21:07,750 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:21:07,750 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:21:07,750 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:07,750 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:07,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:07,763 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:07,763 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:07,782 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:21:07,801 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:07,805 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:21:07,805 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:21:07,806 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:21:07,806 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:07,806 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:07,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:07,820 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:07,821 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:07,845 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:21:07,848 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:07,849 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:21:07,849 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:21:07,849 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:21:07,849 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:07,849 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:07,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:07,863 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:07,863 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:07,887 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:21:07,890 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:07,890 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:21:07,890 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:21:07,891 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:21:07,891 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:07,891 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:07,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:07,905 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:07,905 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:07,925 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:21:07,928 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:07,928 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:21:07,928 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:21:07,929 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:21:07,929 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:07,929 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:07,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:07,947 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:07,947 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:07,969 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:21:07,972 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:07,972 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:21:07,972 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:21:07,972 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:21:07,972 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:07,973 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:07,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:07,986 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:07,987 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:08,007 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:21:08,010 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:08,010 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:21:08,010 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:21:08,010 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:21:08,010 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:08,011 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:08,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:08,024 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:08,025 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:08,045 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:21:08,048 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:08,048 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:21:08,048 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:21:08,049 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:21:08,049 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:08,049 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:08,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:08,063 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:08,063 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:08,083 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:21:08,086 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:08,086 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:21:08,086 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:21:08,086 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:21:08,086 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:08,087 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:08,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:08,100 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:08,101 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:08,120 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:21:08,123 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:08,123 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:21:08,123 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:21:08,123 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:21:08,123 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:08,124 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:08,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:08,137 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:08,138 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:08,158 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:21:08,161 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:08,161 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:21:08,161 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:21:08,161 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:21:08,161 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:08,162 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:08,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:08,175 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:08,175 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:08,196 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:21:08,198 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:08,199 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:21:08,199 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:21:08,199 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:21:08,199 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:08,199 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:08,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:08,213 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:08,213 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:08,233 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:21:08,236 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:08,236 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:21:08,236 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:21:08,237 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:21:08,237 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:08,237 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:08,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:08,255 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:08,256 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:08,275 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:21:08,278 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:08,278 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:21:08,278 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:21:08,279 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:21:08,279 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:08,279 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:08,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:08,292 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:08,293 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:08,313 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:21:08,315 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:08,316 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:21:08,316 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:21:08,316 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:21:08,316 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:08,316 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:08,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:08,330 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:08,330 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:08,350 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:21:08,353 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:08,353 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:21:08,353 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:21:08,353 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:21:08,353 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:08,354 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:08,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:08,367 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:08,368 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:08,387 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:21:08,390 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:08,390 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:21:08,390 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:21:08,391 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:21:08,391 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:08,391 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:08,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:08,404 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:08,405 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:08,424 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:21:08,427 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:08,427 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:21:08,427 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:21:08,428 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:21:08,428 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:08,428 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:08,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:08,442 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:08,442 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:08,462 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:21:08,464 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:08,465 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:21:08,465 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:21:08,465 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:21:08,465 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:08,465 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:08,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:08,479 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:08,479 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:08,499 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:21:08,502 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:08,502 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:21:08,502 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:21:08,503 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:21:08,503 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:08,503 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:08,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:08,518 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:08,518 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:08,539 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:21:08,542 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:08,542 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:21:08,542 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:21:08,543 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:21:08,543 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:08,543 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:08,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:08,557 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:08,557 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:08,577 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:21:08,580 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:08,581 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:21:08,581 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:21:08,581 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:21:08,581 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:08,581 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:08,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:08,595 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:08,596 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:08,616 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:21:08,618 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:08,619 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:21:08,619 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:21:08,619 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:21:08,619 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:08,619 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:08,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:08,633 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:08,634 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:08,654 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:21:08,657 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:08,657 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:21:08,657 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:21:08,658 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:21:08,658 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:08,658 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:08,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:08,672 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:08,673 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:08,692 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:21:08,695 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:08,695 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:21:08,696 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:21:08,696 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:21:08,696 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:08,696 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:08,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:08,710 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:08,710 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:08,730 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:21:08,733 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:08,733 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:21:08,733 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:21:08,734 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:21:08,734 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:08,734 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:08,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:08,748 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:08,748 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:08,768 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:21:08,771 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:08,771 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:21:08,772 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:21:08,772 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:21:08,772 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:08,772 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:08,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:08,786 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:08,786 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:08,821 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:21:08,824 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:08,824 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:21:08,824 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:21:08,824 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:21:08,824 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:08,825 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:08,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:08,838 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:08,838 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:08,857 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:21:08,860 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:08,860 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:21:08,861 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:21:08,861 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:21:08,861 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:08,861 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:08,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:08,874 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:08,874 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:08,894 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:21:08,896 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:08,897 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:21:08,897 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:21:08,897 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:21:08,897 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:08,897 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:08,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:08,910 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:08,911 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:08,930 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:21:08,933 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:08,934 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:21:08,934 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:21:08,934 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:21:08,934 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:08,934 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:08,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:08,948 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:08,948 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:08,968 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:21:08,970 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:08,971 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:21:08,971 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:21:08,971 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:21:08,971 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:08,971 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:08,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:08,984 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:08,985 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:09,004 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:21:09,007 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:09,007 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:21:09,008 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:21:09,008 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:21:09,008 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:09,008 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:09,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:09,022 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:09,022 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:09,043 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:21:09,046 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:09,046 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:21:09,047 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:21:09,047 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:21:09,047 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:09,047 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:09,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:09,061 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:09,062 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:09,082 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:21:09,085 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:09,085 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:21:09,086 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:21:09,086 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:21:09,086 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:09,086 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:09,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:09,099 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:09,100 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:09,122 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:21:09,127 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:09,128 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:21:09,128 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:21:09,128 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:21:09,128 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:09,128 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:09,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:09,145 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:09,146 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:09,166 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:21:09,169 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:09,169 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:21:09,169 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:21:09,169 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:21:09,169 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:09,170 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:09,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:09,183 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:09,183 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:09,203 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:21:09,206 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:09,206 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:21:09,206 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:21:09,206 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:21:09,207 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:09,207 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:09,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:09,221 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:09,221 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:09,241 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:21:09,243 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:09,243 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:21:09,244 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:21:09,244 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:21:09,244 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:09,244 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:09,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:09,257 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:09,258 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:09,280 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:21:09,283 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:09,283 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:21:09,283 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:21:09,283 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:21:09,284 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:09,284 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:09,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:09,297 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:09,298 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:09,320 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:21:09,323 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:09,323 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:21:09,323 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:21:09,324 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:21:09,324 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:09,324 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:09,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:09,338 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:09,339 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:09,361 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:21:09,364 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:09,365 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:21:09,365 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:21:09,365 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:21:09,365 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:09,365 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:09,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:09,379 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:09,379 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:09,401 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:21:09,403 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:09,403 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:21:09,403 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:21:09,404 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:21:09,404 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:09,404 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:09,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:09,429 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:09,429 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:09,459 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:21:09,462 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:09,463 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:21:09,463 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:21:09,463 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:21:09,463 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:09,463 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:09,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:09,478 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:09,479 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:09,507 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:21:09,510 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:09,510 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:21:09,511 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:21:09,511 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:21:09,511 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:09,511 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:09,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:09,526 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:09,527 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:09,553 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:21:09,557 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:09,557 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:21:09,557 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:21:09,557 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:21:09,557 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:09,558 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:09,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:09,573 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:09,573 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:09,600 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:21:09,603 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:09,604 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:21:09,604 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:21:09,604 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:21:09,604 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:09,604 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:09,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:09,620 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:09,620 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:09,647 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:21:09,650 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:09,650 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:21:09,651 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:21:09,651 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:21:09,651 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:09,651 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:09,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:09,666 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:09,666 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:09,686 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:21:09,688 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:09,688 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:21:09,689 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:21:09,689 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:21:09,689 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:09,689 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:09,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:09,707 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:09,707 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:09,729 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:21:09,731 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:09,731 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:21:09,731 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:21:09,732 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:21:09,732 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:09,732 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:09,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:09,752 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:09,752 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:09,771 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:21:09,774 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:09,774 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:21:09,774 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:21:09,774 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:21:09,774 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:09,774 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:09,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:09,786 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:09,787 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:09,806 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:21:09,808 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:09,809 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:21:09,809 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:21:09,809 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:21:09,809 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:09,809 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:09,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:09,821 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:09,821 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:09,841 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:21:09,850 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:09,850 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:21:09,850 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:21:09,850 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:21:09,850 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:09,850 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:09,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:09,862 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:09,862 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:09,882 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:21:09,886 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:09,886 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:21:09,886 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:21:09,886 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:21:09,886 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:09,887 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:09,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:09,898 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:09,898 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:09,918 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:21:09,927 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:09,927 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:21:09,927 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:21:09,927 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:21:09,927 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:09,928 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:09,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:09,943 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:09,943 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:09,971 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:21:09,974 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:09,975 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:21:09,975 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:21:09,975 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:21:09,975 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:09,975 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:09,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:09,986 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:09,987 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:10,010 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:21:10,012 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:10,012 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:21:10,013 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:21:10,013 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:21:10,013 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:10,013 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:10,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:10,024 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:10,024 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:10,057 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:21:10,060 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:10,060 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:21:10,061 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:21:10,061 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:21:10,061 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:10,061 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:10,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:10,077 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:10,077 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:10,106 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:21:10,110 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:10,110 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:21:10,110 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:21:10,110 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:21:10,110 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:10,111 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:10,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:10,125 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:10,125 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:10,145 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:21:10,147 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:10,147 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:21:10,147 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:21:10,147 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:21:10,147 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:10,148 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:10,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:10,170 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:10,171 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:10,200 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:21:10,203 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:10,203 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:21:10,204 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:21:10,204 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:21:10,204 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:10,204 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:10,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:10,219 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:10,219 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:10,249 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:21:10,252 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:10,252 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:21:10,253 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:21:10,253 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:21:10,253 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:10,253 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:10,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:10,268 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:10,269 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:10,296 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:21:10,299 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:10,299 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:21:10,300 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:21:10,300 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:21:10,300 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:10,300 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:10,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:10,315 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:10,315 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:10,342 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:21:10,345 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:10,346 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:21:10,346 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:21:10,346 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:21:10,346 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:10,346 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:10,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:10,361 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:10,362 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:10,388 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:21:10,391 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:10,391 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:21:10,391 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:21:10,392 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:21:10,392 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:10,392 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:10,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:10,406 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:10,407 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:10,434 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:21:10,437 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:10,437 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:21:10,437 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:21:10,438 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:21:10,438 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:10,438 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:10,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:10,454 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:10,454 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:10,481 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:21:10,484 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:10,484 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:21:10,485 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:21:10,485 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:21:10,485 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:10,485 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:10,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:10,500 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:10,501 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:10,527 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:21:10,531 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:10,531 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:21:10,531 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:21:10,531 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:21:10,531 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:10,531 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:10,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:10,559 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:10,560 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:10,586 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:21:10,589 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:10,589 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:21:10,589 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:21:10,589 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:21:10,589 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:10,590 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:10,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:10,605 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:10,606 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:10,633 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:21:10,636 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:10,636 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:21:10,637 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:21:10,637 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:21:10,637 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:10,637 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:10,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:10,652 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:10,653 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:10,680 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:21:10,683 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:10,683 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:21:10,683 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:21:10,684 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:21:10,684 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:10,684 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:10,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:10,699 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:10,700 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:10,726 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:21:10,730 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:10,730 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:21:10,730 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:21:10,730 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:21:10,730 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:10,731 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:10,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:10,746 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:10,746 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:10,773 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:21:10,776 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:10,776 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:21:10,777 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:21:10,777 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:21:10,777 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:10,777 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:10,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:10,792 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:10,793 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:10,819 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:21:10,823 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:10,823 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:21:10,823 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:21:10,823 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:21:10,823 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:10,824 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:10,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:10,839 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:10,840 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:10,866 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:21:10,869 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:10,869 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:21:10,870 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:21:10,870 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:21:10,870 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:10,870 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:10,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:10,885 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:10,886 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:10,912 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:21:10,915 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:10,915 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:21:10,915 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:21:10,916 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:21:10,916 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:10,916 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:10,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:10,931 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:10,932 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:10,959 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:21:10,962 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:10,962 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:21:10,962 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:21:10,963 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:21:10,963 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:10,963 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:10,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:10,978 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:10,979 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:11,005 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:21:11,008 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:11,008 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:21:11,008 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:21:11,009 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:21:11,009 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:11,009 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:11,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:11,028 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:11,028 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:11,062 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:21:11,066 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:11,066 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:21:11,066 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:21:11,066 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:21:11,066 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:11,067 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:11,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:11,086 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:11,087 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:11,112 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:21:11,115 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:11,115 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:21:11,115 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:21:11,115 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:21:11,115 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:11,116 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:11,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:11,132 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:11,132 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:11,156 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:21:11,159 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:11,159 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:21:11,159 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:21:11,159 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:21:11,159 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:11,159 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:11,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:11,173 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:11,173 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:11,199 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:21:11,203 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:11,203 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:21:11,203 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:21:11,203 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:21:11,203 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:11,204 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:11,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:11,218 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:11,218 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:11,245 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:21:11,247 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:11,247 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:21:11,247 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:21:11,247 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:21:11,247 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:11,247 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:11,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:11,261 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:11,262 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:11,281 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:21:11,284 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:11,284 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:21:11,284 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:21:11,284 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:21:11,284 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:11,284 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:11,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:11,296 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:11,296 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:11,315 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:21:11,318 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:11,318 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:21:11,318 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:21:11,318 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:21:11,318 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:11,318 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:11,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:11,330 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:11,330 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:11,371 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:21:11,374 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:11,375 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:21:11,375 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:21:11,375 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:21:11,375 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:11,375 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:11,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:11,388 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:11,388 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:11,408 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:21:11,410 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:11,410 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:21:11,410 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:21:11,410 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:21:11,410 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:11,410 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:11,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:11,422 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:11,422 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:11,444 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:21:11,446 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:11,446 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:21:11,446 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:21:11,446 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:21:11,446 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:11,447 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:11,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:11,458 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:11,459 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:11,479 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:21:11,481 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:11,481 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:21:11,481 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:21:11,481 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:21:11,481 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:11,481 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:11,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:11,493 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:11,494 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:11,514 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:21:11,516 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:11,516 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:21:11,516 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:21:11,516 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:21:11,516 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:11,516 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:11,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:11,528 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:11,529 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:11,548 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:21:11,550 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:11,551 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:21:11,551 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:21:11,551 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:21:11,551 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:11,551 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:11,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:11,564 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:11,564 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:11,586 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:21:11,589 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:11,589 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:21:11,589 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:21:11,589 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:21:11,589 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:11,590 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:11,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:11,607 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:11,608 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:11,627 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:21:11,629 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:11,629 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:21:11,630 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:21:11,630 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:21:11,630 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:11,630 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:11,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:11,641 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:11,642 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:11,662 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:21:11,664 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:11,664 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:21:11,664 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:21:11,664 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:21:11,664 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:11,664 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:11,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:11,676 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:11,676 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:11,696 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:21:11,698 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:11,698 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:21:11,698 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:21:11,699 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:21:11,699 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:11,699 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:11,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:11,733 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:11,733 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:11,759 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:21:11,761 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:11,762 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:21:11,762 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:21:11,762 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:21:11,762 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:11,762 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:11,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:11,776 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:11,777 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:11,799 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:21:11,802 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:11,803 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:21:11,803 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:21:11,803 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:21:11,803 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:11,803 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:11,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:11,817 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:11,818 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:11,838 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:21:11,841 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:11,841 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:21:11,842 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:21:11,842 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:21:11,842 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:11,842 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:11,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:11,857 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:11,857 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:11,877 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:21:11,880 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:11,881 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:21:11,881 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:21:11,881 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:21:11,881 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:11,881 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:11,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:11,895 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:11,896 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:11,916 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:21:11,919 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:11,919 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:21:11,919 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:21:11,920 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:21:11,920 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:11,920 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:11,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:11,934 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:11,935 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:11,954 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:21:11,957 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:11,957 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:21:11,958 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:21:11,958 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:21:11,958 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:11,958 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:11,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:11,972 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:11,973 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:11,992 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:21:11,995 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:11,996 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:21:11,996 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:21:11,996 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:21:11,996 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:11,996 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:12,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:12,010 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:12,011 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:12,030 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:21:12,033 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:12,034 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:21:12,034 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:21:12,034 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:21:12,034 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:12,034 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:12,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:12,052 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:12,052 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:12,072 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:21:12,075 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:12,075 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:21:12,075 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:21:12,075 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:21:12,076 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:12,076 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:12,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:12,095 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:12,096 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:12,116 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:21:12,119 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:12,119 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:21:12,119 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:21:12,119 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:21:12,120 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:12,120 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:12,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:12,133 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:12,134 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:12,154 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:21:12,157 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:12,157 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:21:12,157 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:21:12,157 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:21:12,158 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:12,158 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:12,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:12,171 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:12,171 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:12,191 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:21:12,193 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:12,194 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:21:12,194 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:21:12,194 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:21:12,194 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:12,194 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:12,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:12,208 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:12,209 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:12,229 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:21:12,232 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:12,233 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:21:12,233 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:21:12,233 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:21:12,233 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:12,233 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:12,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:12,248 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:12,248 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:12,269 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:21:12,272 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:12,272 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:21:12,272 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:21:12,272 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:21:12,273 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:12,273 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:12,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:12,287 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:12,287 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:12,307 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:21:12,310 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:12,310 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:21:12,310 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:21:12,311 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:21:12,311 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:12,311 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:12,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:12,325 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:12,325 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:12,345 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:21:12,347 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:12,348 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:21:12,348 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:21:12,348 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:21:12,348 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:12,348 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:12,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:12,362 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:12,362 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:12,382 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:21:12,385 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:12,385 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:21:12,385 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:21:12,385 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:21:12,385 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:12,386 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:12,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:12,399 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:12,400 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:12,419 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:21:12,422 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:12,422 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:21:12,422 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:21:12,422 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:21:12,422 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:12,422 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:12,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:12,436 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:12,436 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:12,456 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:21:12,459 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:12,459 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:21:12,459 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:21:12,459 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:21:12,460 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:12,460 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:12,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:12,473 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:12,473 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:12,493 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:21:12,496 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:12,496 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:21:12,496 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:21:12,496 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:21:12,496 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:12,497 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:12,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:12,510 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:12,511 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:12,530 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:21:12,533 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:12,533 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:21:12,534 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:21:12,534 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:21:12,534 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:12,534 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:12,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:12,548 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:12,548 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:12,568 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:21:12,571 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:12,571 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:21:12,572 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:21:12,572 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:21:12,572 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:12,572 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:12,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:12,585 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:12,586 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:12,605 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:21:12,608 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:12,608 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:21:12,608 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:21:12,609 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:21:12,609 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:12,609 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:12,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:12,621 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:12,621 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:12,641 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:21:12,644 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:12,644 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:21:12,644 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:21:12,645 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:21:12,645 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:12,645 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:12,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:12,658 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:12,658 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:12,677 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:21:12,680 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:12,680 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:21:12,680 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:21:12,680 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:21:12,680 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:12,680 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:12,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:12,692 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:12,692 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:12,711 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:21:12,713 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:12,713 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:21:12,713 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:21:12,714 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:21:12,714 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:12,714 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:12,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:12,727 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:12,728 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:12,763 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:21:12,766 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:12,766 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:21:12,767 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:21:12,767 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:21:12,767 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:12,767 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:12,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:12,780 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:12,781 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:12,800 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:21:12,802 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:12,803 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:21:12,803 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:21:12,803 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:21:12,803 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:12,803 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:12,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:12,823 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:12,824 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:12,844 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:21:12,846 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:12,846 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:21:12,846 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:21:12,847 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:21:12,847 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:12,847 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:12,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:12,859 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:12,860 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:12,907 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:21:12,910 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:12,910 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:21:12,910 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:21:12,910 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:21:12,910 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:12,911 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:12,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:12,925 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:12,925 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:12,952 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:21:12,954 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:12,954 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:21:12,954 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:21:12,954 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:21:12,954 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:12,954 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:12,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:12,970 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:12,970 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:12,996 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:21:12,999 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:12,999 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:21:12,999 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:21:12,999 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:21:12,999 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:13,000 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:13,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:13,013 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:13,014 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:13,036 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:21:13,039 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:13,039 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:21:13,039 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:21:13,039 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:21:13,039 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:13,040 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:13,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:13,051 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:13,052 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:13,082 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:21:13,085 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:13,086 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:21:13,086 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:21:13,086 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:21:13,086 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:13,086 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:13,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:13,102 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:13,102 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:13,143 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:21:13,146 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:13,146 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:21:13,146 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:21:13,147 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:21:13,147 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:13,147 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:13,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:13,161 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:13,161 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:13,180 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:21:13,183 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:13,184 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:21:13,184 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:21:13,184 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:21:13,184 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:13,184 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:13,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:13,197 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:13,197 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:13,221 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:21:13,223 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:13,224 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:21:13,224 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:21:13,224 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:21:13,224 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:13,224 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:13,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:13,235 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:13,236 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:13,255 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:21:13,257 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:13,257 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:21:13,257 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:21:13,258 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:21:13,258 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:13,258 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:13,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:13,269 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:13,269 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:13,289 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:21:13,291 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:13,291 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:21:13,291 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:21:13,291 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:21:13,291 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:13,291 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:13,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:13,303 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:13,303 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:13,341 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:21:13,344 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:13,345 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:21:13,345 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:21:13,345 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:21:13,345 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:13,345 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:13,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:13,360 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:13,361 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:13,389 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:21:13,393 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:13,393 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:21:13,393 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:21:13,393 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:21:13,393 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:13,394 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:13,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:13,409 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:13,409 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:13,437 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:21:13,441 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:13,441 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:21:13,441 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:21:13,441 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:21:13,441 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:13,441 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:13,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:13,457 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:13,457 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:13,484 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:21:13,488 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:13,488 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:21:13,488 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:21:13,488 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:21:13,488 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:13,489 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:13,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:13,504 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:13,504 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:13,531 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:21:13,534 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:13,534 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:21:13,535 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:21:13,535 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:21:13,535 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:13,535 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:13,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:13,550 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:13,551 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:13,571 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:21:13,573 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:13,573 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:21:13,573 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:21:13,573 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:21:13,573 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:13,573 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:13,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:13,588 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:13,588 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:13,608 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:21:13,610 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:13,610 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:21:13,610 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:21:13,610 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:21:13,610 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:13,610 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:13,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:13,622 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:13,622 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:13,642 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:21:13,644 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:13,644 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:21:13,644 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:21:13,644 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:21:13,644 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:13,645 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:13,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:13,660 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:13,660 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:13,680 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:21:13,683 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:13,683 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:21:13,683 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:21:13,683 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:21:13,683 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:13,683 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:13,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:13,695 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:13,695 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:13,715 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:21:13,718 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:13,718 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:21:13,718 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:21:13,718 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:21:13,718 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:13,718 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:13,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:13,730 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:13,731 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:13,750 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:21:13,753 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:13,753 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:21:13,753 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:21:13,753 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:21:13,753 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:13,753 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:13,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:13,765 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:13,765 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:13,798 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:21:13,800 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:13,800 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:21:13,800 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:21:13,801 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:21:13,801 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:13,801 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:13,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:13,813 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:13,813 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:13,833 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:21:13,835 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:13,836 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:21:13,836 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:21:13,836 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:21:13,836 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:13,836 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:13,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:13,848 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:13,848 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:13,867 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:21:13,869 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:13,870 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:21:13,870 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:21:13,870 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:21:13,870 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:13,870 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:13,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:13,882 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:13,882 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:13,902 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:21:13,909 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:13,910 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:21:13,910 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:21:13,910 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:21:13,910 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:13,910 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:13,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:13,923 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:13,924 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:13,944 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:21:13,946 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:13,947 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:21:13,947 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:21:13,947 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:21:13,947 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:13,947 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:13,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:13,959 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:13,959 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:13,979 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:21:13,981 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:13,981 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:21:13,981 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:21:13,981 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:21:13,981 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:13,981 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:14,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:14,013 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:14,013 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:14,043 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:21:14,046 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:14,046 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:21:14,046 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:21:14,047 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:21:14,047 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:14,047 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:14,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:14,061 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:14,062 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:14,083 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:21:14,085 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:14,085 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:21:14,085 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:21:14,085 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:21:14,085 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:14,085 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:14,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:14,107 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:14,108 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:14,137 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:21:14,140 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:14,141 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:21:14,141 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:21:14,141 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:21:14,141 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:14,141 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:14,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:14,157 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:14,157 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:14,186 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:21:14,196 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:14,196 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:21:14,196 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:21:14,196 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:21:14,196 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:14,197 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:14,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:14,211 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:14,211 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:14,231 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:21:14,234 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:14,234 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:21:14,234 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:21:14,234 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:21:14,234 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:14,234 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:14,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:14,247 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:14,247 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:14,267 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:21:14,269 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:14,272 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:21:14,273 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:21:14,273 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:21:14,273 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:14,273 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:14,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:14,287 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:14,288 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:14,308 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:21:14,310 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:14,310 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:21:14,310 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:21:14,310 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:21:14,310 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:14,310 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:14,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:14,322 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:14,323 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:14,342 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:21:14,344 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:14,345 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:21:14,345 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:21:14,345 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:21:14,345 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:14,345 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:14,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:14,357 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:14,357 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:14,379 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:21:14,381 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:14,381 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:21:14,382 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:21:14,382 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:21:14,382 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:14,382 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:14,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:14,393 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:14,394 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:14,413 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:21:14,415 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:14,415 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:21:14,416 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:21:14,416 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:21:14,416 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:14,416 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:14,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:14,429 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:14,429 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:14,448 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:21:14,450 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:14,451 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:21:14,451 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:21:14,451 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:21:14,451 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:14,451 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:14,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:14,463 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:14,463 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:14,482 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:21:14,484 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:14,485 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:21:14,485 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:21:14,485 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:21:14,485 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:14,485 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:14,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:14,500 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:14,500 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:14,520 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:21:14,522 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:14,522 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:21:14,522 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:21:14,522 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:21:14,522 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:14,522 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:14,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:14,534 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:14,535 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:14,554 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:21:14,556 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:14,556 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:21:14,557 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:21:14,557 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:21:14,557 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:14,557 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:14,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:14,570 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:14,570 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:14,590 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:21:14,592 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:14,593 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:21:14,593 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:21:14,593 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:21:14,593 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:14,593 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:14,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:14,605 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:14,605 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:14,632 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:21:14,634 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:14,634 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:21:14,634 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:21:14,635 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:21:14,635 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:14,635 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:14,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:14,653 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:14,653 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:14,696 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:21:14,699 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:14,699 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:21:14,699 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:21:14,699 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:21:14,700 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:14,700 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:14,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:14,714 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:14,715 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:14,739 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:21:14,742 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:14,742 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:21:14,742 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:21:14,743 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:21:14,743 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:14,743 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:14,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:14,757 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:14,757 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:14,780 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:21:14,782 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:14,783 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:21:14,783 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:21:14,783 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:21:14,783 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:14,783 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:14,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:14,797 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:14,798 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:14,818 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:21:14,821 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:14,821 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:21:14,821 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:21:14,822 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:21:14,822 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:14,822 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:14,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:14,836 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:14,836 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:14,856 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:21:14,859 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:14,860 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:21:14,860 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:21:14,860 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:21:14,860 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:14,860 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:14,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:14,875 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:14,875 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:14,895 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:21:14,898 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:14,898 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:21:14,898 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:21:14,898 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:21:14,898 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:14,899 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:14,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:14,912 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:14,913 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:14,933 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:21:14,935 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:14,936 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:21:14,936 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:21:14,936 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:21:14,936 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:14,936 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:14,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:14,950 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:14,951 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:14,970 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:21:14,973 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:14,974 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:21:14,974 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:21:14,974 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:21:14,974 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:14,974 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:14,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:14,988 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:14,989 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:15,008 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:21:15,011 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:15,011 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:21:15,012 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:21:15,012 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:21:15,012 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:15,012 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:15,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:15,026 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:15,026 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:15,046 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:21:15,049 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:15,049 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:21:15,050 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:21:15,050 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:21:15,050 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:15,050 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:15,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:15,065 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:15,065 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:15,086 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:21:15,089 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:15,089 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:21:15,089 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:21:15,089 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:21:15,089 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:15,090 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:15,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:15,104 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:15,105 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:15,125 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:21:15,128 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:15,128 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:21:15,128 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:21:15,129 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:21:15,129 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:15,129 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:15,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:15,144 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:15,145 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:15,165 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:21:15,168 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:15,168 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:21:15,168 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:21:15,168 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:21:15,169 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:15,169 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:15,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:15,183 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:15,184 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:15,213 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:21:15,216 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:15,217 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:21:15,217 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:21:15,217 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:21:15,217 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:15,217 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:15,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:15,230 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:15,231 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:15,252 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:21:15,255 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:15,255 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:21:15,255 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:21:15,256 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:21:15,256 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:15,256 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:15,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:15,269 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:15,270 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:15,289 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:21:15,292 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:15,292 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:21:15,292 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:21:15,292 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:21:15,293 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:15,293 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:15,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:15,306 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:15,306 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:15,326 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:21:15,329 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:15,329 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:21:15,329 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:21:15,329 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:21:15,330 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:15,330 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:15,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:15,344 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:15,344 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:15,364 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:21:15,366 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:15,367 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:21:15,367 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:21:15,367 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:21:15,367 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:15,367 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:15,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:15,381 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:15,381 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:15,400 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:21:15,403 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:15,403 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:21:15,404 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:21:15,404 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:21:15,404 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:15,404 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:15,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:15,418 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:15,418 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:15,439 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:21:15,442 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:15,442 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:21:15,442 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:21:15,442 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:21:15,442 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:15,443 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:15,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:15,456 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:15,457 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:15,477 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:21:15,480 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:15,480 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:21:15,480 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:21:15,480 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:21:15,481 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:15,481 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:15,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:15,495 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:15,495 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:15,515 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:21:15,518 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:15,518 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:21:15,518 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:21:15,518 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:21:15,519 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:15,519 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:15,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:15,533 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:15,533 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:15,553 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:21:15,556 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:15,556 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:21:15,556 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:21:15,556 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:21:15,556 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:15,557 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:15,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:15,570 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:15,571 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:15,591 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:21:15,593 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:15,594 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:21:15,594 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:21:15,594 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:21:15,594 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:15,594 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:15,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:15,609 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:15,609 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:15,629 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:21:15,632 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:15,633 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:21:15,633 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:21:15,633 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:21:15,633 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:15,633 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:15,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:15,647 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:15,648 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:15,667 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:21:15,670 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:15,672 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:21:15,672 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:21:15,673 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:21:15,673 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:15,673 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:15,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:15,691 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:21:15,691 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:15,717 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:21:15,721 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:15,722 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:21:15,722 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:21:15,722 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:21:15,722 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:15,722 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms WARNING: YOUR LOGFILE WAS TOO LONG, SOME LINES IN THE MIDDLE WERE REMOVED. [2021-11-23 01:31:14,271 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:14,272 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:14,272 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:14,272 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:14,272 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:14,272 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:14,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:14,318 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:14,319 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:14,340 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:14,343 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:14,343 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:14,343 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:14,343 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:14,343 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:14,343 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:14,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:14,389 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:14,390 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:14,412 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:14,414 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:14,414 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:14,414 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:14,414 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:14,414 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:14,414 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:14,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:14,461 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:14,462 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:14,484 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:14,486 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:14,486 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:14,486 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:14,486 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:14,486 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:14,486 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:14,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:14,533 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:14,533 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:14,555 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:14,558 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:14,558 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:14,558 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:14,558 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:14,558 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:14,558 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:14,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:14,606 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:14,606 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:14,628 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:14,630 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:14,630 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:14,630 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:14,630 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:14,631 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:14,631 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:14,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:14,677 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:14,677 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:14,698 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:14,700 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:14,700 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:14,700 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:14,700 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:14,700 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:14,700 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:14,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:14,745 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:14,745 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:14,765 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:14,767 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:14,768 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:14,768 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:14,768 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:14,768 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:14,768 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:14,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:14,813 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:14,814 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:14,834 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:14,836 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:14,836 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:14,836 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:14,836 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:14,836 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:14,836 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:14,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:14,882 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:14,882 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:14,902 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:14,905 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:14,905 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:14,905 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:14,905 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:14,905 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:14,905 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:14,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:14,951 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:14,951 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:14,971 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:14,973 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:14,973 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:14,974 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:14,974 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:14,974 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:14,974 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:15,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:15,019 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:15,019 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:15,040 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:15,042 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:15,042 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:15,042 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:15,042 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:15,042 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:15,043 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:15,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:15,087 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:15,087 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:15,108 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:15,110 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:15,110 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:15,110 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:15,111 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:15,111 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:15,111 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:15,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:15,156 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:15,156 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:15,177 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:15,179 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:15,180 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:15,180 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:15,180 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:15,180 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:15,180 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:15,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:15,225 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:15,225 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:15,247 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:15,249 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:15,249 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:15,249 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:15,249 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:15,249 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:15,249 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:15,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:15,295 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:15,296 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:15,318 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:15,320 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:15,320 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:15,323 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:15,323 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:15,323 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:15,323 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:15,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:15,369 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:15,370 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:15,391 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:15,393 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:15,394 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:15,394 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:15,394 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:15,394 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:15,394 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:15,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:15,440 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:15,441 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:15,463 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:15,465 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:15,465 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:15,465 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:15,465 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:15,465 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:15,465 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:15,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:15,512 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:15,512 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:15,547 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:15,550 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:15,550 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:15,550 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:15,550 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:15,550 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:15,551 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:15,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:15,599 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:15,600 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:15,624 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:15,627 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:15,627 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:15,628 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:15,628 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:15,628 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:15,628 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:15,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:15,675 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:15,675 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:15,698 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:15,700 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:15,700 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:15,700 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:15,700 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:15,701 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:15,701 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:15,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:15,748 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:15,748 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:15,771 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:15,773 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:15,773 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:15,773 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:15,773 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:15,774 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:15,774 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:15,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:15,821 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:15,821 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:15,844 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:15,846 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:15,846 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:15,846 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:15,846 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:15,846 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:15,846 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:15,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:15,892 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:15,893 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:15,915 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:15,917 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:15,917 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:15,917 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:15,917 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:15,917 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:15,917 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:15,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:15,963 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:15,964 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:15,987 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:15,989 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:15,989 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:15,989 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:15,989 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:15,989 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:15,989 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:16,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:16,037 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:16,037 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:16,060 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:16,062 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:16,062 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:16,062 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:16,063 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:16,063 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:16,063 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:16,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:16,109 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:16,110 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:16,132 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:16,135 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:16,135 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:16,135 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:16,135 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:16,135 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:16,135 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:16,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:16,182 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:16,183 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:16,205 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:16,207 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:16,207 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:16,207 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:16,207 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:16,207 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:16,207 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:16,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:16,253 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:16,254 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:16,276 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:16,278 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:16,279 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:16,279 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:16,279 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:16,279 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:16,279 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:16,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:16,326 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:16,327 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:16,350 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:16,352 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:16,352 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:16,352 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:16,352 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:16,352 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:16,352 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:16,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:16,400 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:16,400 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:16,423 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:16,425 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:16,425 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:16,425 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:16,425 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:16,425 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:16,425 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:16,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:16,473 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:16,473 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:16,496 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:16,499 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:16,499 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:16,499 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:16,499 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:16,499 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:16,499 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:16,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:16,548 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:16,548 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:16,571 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:16,574 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:16,574 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:16,574 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:16,574 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:16,574 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:16,574 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:16,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:16,623 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:16,623 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:16,646 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:16,648 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:16,649 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:16,649 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:16,649 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:16,649 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:16,649 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:16,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:16,697 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:16,697 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:16,720 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:16,723 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:16,723 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:16,723 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:16,723 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:16,723 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:16,723 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:16,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:16,771 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:16,772 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:16,795 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:16,797 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:16,797 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:16,797 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:16,797 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:16,797 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:16,798 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:16,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:16,846 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:16,846 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:16,869 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:16,872 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:16,872 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:16,872 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:16,872 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:16,872 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:16,872 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:16,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:16,921 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:16,921 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:16,944 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:16,947 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:16,947 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:16,947 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:16,947 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:16,947 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:16,947 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:16,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:16,995 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:16,995 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:17,019 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:17,021 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:17,021 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:17,021 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:17,021 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:17,021 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:17,022 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:17,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:17,070 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:17,070 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:17,094 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:17,096 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:17,096 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:17,096 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:17,096 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:17,096 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:17,097 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:17,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:17,145 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:17,145 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:17,169 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:17,171 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:17,172 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:17,172 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:17,172 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:17,172 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:17,172 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:17,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:17,221 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:17,221 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:17,251 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:17,253 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:17,253 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:17,253 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:17,253 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:17,254 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:17,254 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:17,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:17,302 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:17,302 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:17,326 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:17,329 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:17,329 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:17,329 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:17,329 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:17,329 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:17,329 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:17,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:17,378 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:17,379 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:17,402 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:17,405 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:17,405 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:17,405 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:17,405 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:17,405 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:17,405 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:17,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:17,453 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:17,453 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:17,477 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:17,479 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:17,479 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:17,479 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:17,479 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:17,480 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:17,480 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:17,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:17,529 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:17,529 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:17,552 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:17,555 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:17,555 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:17,555 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:17,555 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:17,555 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:17,555 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:17,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:17,603 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:17,604 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:17,626 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:17,629 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:17,629 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:17,629 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:17,629 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:17,629 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:17,629 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:17,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:17,677 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:17,677 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:17,701 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:17,703 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:17,704 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:17,704 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:17,704 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:17,704 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:17,704 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:17,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:17,752 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:17,752 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:17,776 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:17,778 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:17,779 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:17,779 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:17,779 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:17,779 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:17,779 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:17,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:17,826 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:17,827 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:17,850 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:17,852 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:17,853 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:17,853 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:17,853 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:17,853 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:17,853 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:17,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:17,900 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:17,901 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:17,924 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:17,927 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:17,927 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:17,927 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:17,927 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:17,927 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:17,927 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:17,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:17,975 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:17,975 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:17,999 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:18,002 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:18,002 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:18,002 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:18,002 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:18,002 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:18,002 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:18,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:18,050 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:18,050 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:18,074 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:18,076 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:18,076 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:18,076 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:18,076 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:18,077 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:18,077 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:18,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:18,124 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:18,125 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:18,148 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:18,150 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:18,150 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:18,151 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:18,151 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:18,151 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:18,151 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:18,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:18,199 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:18,199 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:18,223 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:18,226 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:18,226 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:18,226 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:18,226 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:18,226 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:18,226 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:18,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:18,275 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:18,275 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:18,299 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:18,301 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:18,301 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:18,301 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:18,301 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:18,302 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:18,302 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:18,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:18,349 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:18,350 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:18,372 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:18,375 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:18,375 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:18,375 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:18,375 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:18,375 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:18,375 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:18,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:18,421 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:18,421 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:18,442 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:18,444 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:18,444 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:18,444 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:18,444 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:18,444 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:18,444 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:18,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:18,490 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:18,490 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:18,510 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:18,512 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:18,513 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:18,513 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:18,513 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:18,513 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:18,513 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:18,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:18,558 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:18,559 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:18,579 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:18,581 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:18,581 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:18,581 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:18,581 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:18,581 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:18,581 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:18,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:18,627 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:18,627 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:18,647 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:18,649 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:18,650 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:18,650 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:18,650 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:18,650 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:18,650 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:18,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:18,696 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:18,696 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:18,717 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:18,719 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:18,719 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:18,719 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:18,719 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:18,719 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:18,719 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:18,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:18,765 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:18,765 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:18,785 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:18,787 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:18,788 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:18,788 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:18,788 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:18,788 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:18,788 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:18,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:18,834 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:18,834 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:18,855 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:18,857 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:18,857 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:18,857 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:18,857 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:18,857 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:18,857 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:18,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:18,903 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:18,904 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:18,924 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:18,926 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:18,926 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:18,926 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:18,926 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:18,926 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:18,926 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:18,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:18,972 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:18,972 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:18,992 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:18,995 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:18,995 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:18,995 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:18,995 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:18,995 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:18,995 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:19,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:19,041 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:19,041 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:19,061 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:19,064 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:19,064 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:19,064 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:19,064 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:19,064 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:19,064 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:19,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:19,109 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:19,110 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:19,136 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:19,138 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:19,138 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:19,139 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:19,139 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:19,139 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:19,139 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:19,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:19,184 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:19,184 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:19,205 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:19,207 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:19,207 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:19,207 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:19,207 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:19,207 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:19,207 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:19,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:19,252 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:19,252 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:19,273 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:19,275 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:19,275 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:19,275 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:19,275 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:19,275 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:19,275 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:19,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:19,319 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:19,320 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:19,340 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:19,342 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:19,342 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:19,342 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:19,342 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:19,342 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:19,343 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:19,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:19,387 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:19,387 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:19,407 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:19,409 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:19,409 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:19,409 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:19,409 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:19,410 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:19,410 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:19,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:19,454 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:19,455 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:19,474 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:19,476 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:19,476 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:19,477 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:19,477 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:19,477 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:19,477 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:19,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:19,522 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:19,522 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:19,541 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:19,544 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:19,544 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:19,544 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:19,544 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:19,544 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:19,544 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:19,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:19,589 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:19,589 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:19,609 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:19,611 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:19,611 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:19,611 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:19,612 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:19,612 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:19,612 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:19,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:19,657 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:19,657 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:19,677 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:19,679 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:19,679 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:19,679 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:19,680 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:19,680 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:19,680 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:19,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:19,725 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:19,725 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:19,744 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:19,747 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:19,747 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:19,747 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:19,747 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:19,747 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:19,747 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:19,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:19,791 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:19,791 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:19,811 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:19,813 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:19,813 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:19,813 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:19,813 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:19,813 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:19,814 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:19,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:19,857 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:19,857 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:19,877 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:19,879 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:19,879 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:19,879 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:19,879 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:19,879 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:19,880 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:19,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:19,923 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:19,923 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:19,943 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:19,945 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:19,945 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:19,945 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:19,946 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:19,946 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:19,946 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:19,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:19,990 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:19,990 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:20,010 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:20,012 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:20,012 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:20,012 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:20,012 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:20,012 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:20,012 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:20,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:20,057 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:20,057 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:20,077 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:20,079 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:20,080 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:20,080 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:20,080 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:20,080 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:20,080 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:20,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:20,126 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:20,126 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:20,146 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:20,148 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:20,149 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:20,149 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:20,149 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:20,149 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:20,149 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:20,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:20,193 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:20,193 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:20,213 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:20,215 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:20,215 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:20,215 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:20,215 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:20,216 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:20,216 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:20,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:20,260 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:20,261 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:20,282 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:20,284 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:20,284 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:20,284 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:20,284 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:20,284 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:20,284 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:20,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:20,329 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:20,330 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:20,350 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:20,352 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:20,352 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:20,352 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:20,352 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:20,352 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:20,353 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:20,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:20,397 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:20,397 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:20,417 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:20,420 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:20,420 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:20,420 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:20,420 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:20,420 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:20,420 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:20,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:20,465 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:20,465 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:20,485 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:20,487 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:20,487 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:20,487 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:20,487 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:20,487 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:20,487 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:20,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:20,531 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:20,531 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:20,550 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:20,553 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:20,553 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:20,553 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:20,553 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:20,553 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:20,553 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:20,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:20,597 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:20,597 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:20,617 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:20,619 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:20,619 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:20,619 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:20,619 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:20,619 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:20,619 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:20,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:20,663 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:20,663 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:20,683 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:20,685 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:20,685 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:20,685 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:20,685 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:20,685 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:20,685 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:20,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:20,729 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:20,730 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:20,749 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:20,751 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:20,752 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:20,752 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:20,752 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:20,752 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:20,752 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:20,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:20,797 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:20,797 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:20,817 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:20,819 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:20,819 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:20,819 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:20,819 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:20,819 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:20,819 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:20,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:20,867 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:20,868 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:20,887 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:20,889 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:20,890 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:20,890 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:20,890 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:20,890 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:20,890 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:20,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:20,934 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:20,934 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:20,954 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:20,956 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:20,956 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:20,956 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:20,956 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:20,956 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:20,956 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:20,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:21,000 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:21,000 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:21,019 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:21,021 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:21,022 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:21,022 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:21,022 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:21,022 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:21,022 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:21,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:21,065 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:21,066 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:21,085 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:21,087 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:21,087 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:21,087 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:21,088 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:21,088 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:21,088 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:21,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:21,132 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:21,132 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:21,152 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:21,154 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:21,154 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:21,154 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:21,154 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:21,154 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:21,155 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:21,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:21,197 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:21,198 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:21,217 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:21,219 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:21,219 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:21,220 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:21,220 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:21,220 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:21,220 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:21,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:21,263 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:21,264 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:21,283 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:21,285 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:21,285 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:21,285 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:21,286 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:21,286 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:21,286 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:21,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:21,329 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:21,329 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:21,348 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:21,351 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:21,351 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:21,351 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:21,351 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:21,351 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:21,351 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:21,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:21,395 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:21,395 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:21,415 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:21,417 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:21,417 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:21,417 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:21,417 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:21,417 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:21,417 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:21,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:21,461 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:21,461 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:21,481 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:21,483 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:21,483 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:21,483 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:21,483 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:21,483 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:21,483 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:21,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:21,527 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:21,527 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:21,547 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:21,549 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:21,549 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:21,549 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:21,550 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:21,550 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:21,550 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:21,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:21,593 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:21,594 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:21,613 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:21,616 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:21,616 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:21,616 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:21,616 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:21,616 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:21,616 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:21,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:21,660 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:21,661 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:21,681 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:21,683 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:21,683 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:21,683 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:21,683 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:21,683 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:21,683 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:21,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:21,729 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:21,729 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:21,750 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:21,752 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:21,752 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:21,752 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:21,752 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:21,752 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:21,752 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:21,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:21,797 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:21,798 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:21,817 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:21,820 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:21,820 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:21,820 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:21,820 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:21,820 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:21,820 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:21,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:21,865 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:21,866 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:21,886 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:21,888 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:21,888 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:21,888 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:21,888 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:21,889 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:21,889 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:21,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:21,934 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:21,934 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:21,954 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:21,956 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:21,957 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:21,957 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:21,957 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:21,957 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:21,957 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:21,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:22,002 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:22,002 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:22,022 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:22,025 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:22,025 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:22,025 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:22,025 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:22,025 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:22,025 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:22,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:22,071 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:22,071 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:22,091 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:22,093 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:22,093 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:22,093 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:22,093 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:22,093 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:22,093 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:22,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:22,138 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:22,138 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:22,159 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:22,161 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:22,162 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:22,162 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:22,162 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:22,162 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:22,162 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:22,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:22,206 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:22,206 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:22,226 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:22,228 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:22,228 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:22,229 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:22,229 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:22,229 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:22,229 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:22,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:22,273 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:22,273 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:22,293 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:22,295 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:22,295 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:22,295 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:22,295 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:22,295 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:22,295 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:22,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:22,339 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:22,340 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:22,359 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:22,361 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:22,361 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:22,362 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:22,362 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:22,362 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:22,362 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:22,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:22,406 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:22,407 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:22,426 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:22,428 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:22,428 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:22,428 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:22,429 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:22,429 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:22,429 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:22,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:22,473 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:22,473 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:22,493 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:22,495 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:22,495 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:22,495 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:22,496 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:22,496 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:22,496 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:22,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:22,540 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:22,540 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:22,568 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:22,570 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:22,570 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:22,570 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:22,570 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:22,570 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:22,570 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:22,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:22,615 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:22,616 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:22,636 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:22,638 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:22,638 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:22,639 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:22,639 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:22,639 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:22,639 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:22,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:22,683 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:22,683 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:22,703 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:22,705 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:22,705 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:22,705 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:22,705 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:22,705 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:22,705 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:22,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:22,749 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:22,749 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:22,768 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:22,770 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:22,771 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:22,771 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:22,771 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:22,771 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:22,771 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:22,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:22,814 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:22,815 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:22,834 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:22,836 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:22,836 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:22,837 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:22,837 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:22,837 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:22,837 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:22,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:22,881 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:22,881 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:22,900 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:22,903 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:22,903 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:22,903 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:22,903 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:22,903 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:22,903 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:22,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:22,946 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:22,947 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:22,966 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:22,968 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:22,968 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:22,968 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:22,968 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:22,969 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:22,969 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:23,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:23,012 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:23,013 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:23,032 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:23,034 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:23,034 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:23,035 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:23,035 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:23,035 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:23,035 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:23,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:23,078 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:23,079 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:23,098 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:23,100 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:23,100 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:23,100 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:23,101 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:23,101 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:23,101 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:23,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:23,146 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:23,146 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:23,167 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:23,169 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:23,169 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:23,170 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:23,170 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:23,170 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:23,170 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:23,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:23,215 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:23,215 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:23,235 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:23,237 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:23,238 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:23,238 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:23,238 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:23,238 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:23,238 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:23,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:23,282 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:23,282 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:23,303 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:23,305 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:23,305 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:23,305 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:23,305 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:23,305 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:23,305 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:23,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:23,350 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:23,350 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:23,369 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:23,372 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:23,372 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:23,372 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:23,372 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:23,372 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:23,372 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:23,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:23,415 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:23,416 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:23,435 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:23,437 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:23,437 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:23,437 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:23,437 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:23,437 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:23,438 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:23,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:23,481 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:23,482 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:23,501 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:23,503 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:23,504 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:23,504 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:23,504 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:23,504 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:23,504 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:23,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:23,547 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:23,548 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:23,567 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:23,569 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:23,570 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:23,570 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:23,570 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:23,570 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:23,570 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:23,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:23,613 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:23,614 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:23,633 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:23,635 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:23,635 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:23,635 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:23,636 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:23,636 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:23,636 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:23,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:23,680 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:23,681 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:23,700 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:23,702 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:23,702 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:23,702 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:23,702 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:23,703 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:23,703 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:23,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:23,747 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:23,747 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:23,767 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:23,769 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:23,769 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:23,769 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:23,769 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:23,769 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:23,769 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:23,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:23,813 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:23,814 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:23,833 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:23,836 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:23,836 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:23,836 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:23,836 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:23,836 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:23,836 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:23,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:23,880 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:23,880 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:23,900 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:23,902 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:23,902 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:23,902 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:23,902 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:23,902 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:23,902 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:23,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:23,946 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:23,947 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:23,967 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:23,969 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:23,969 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:23,969 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:23,969 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:23,969 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:23,969 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:24,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:24,014 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:24,014 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:24,034 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:24,036 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:24,036 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:24,036 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:24,036 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:24,036 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:24,037 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:24,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:24,080 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:24,081 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:24,100 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:24,102 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:24,102 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:24,102 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:24,103 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:24,103 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:24,103 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:24,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:24,147 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:24,147 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:24,167 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:24,169 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:24,169 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:24,169 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:24,169 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:24,169 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:24,169 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:24,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:24,213 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:24,214 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:24,233 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:24,235 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:24,236 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:24,236 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:24,236 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:24,236 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:24,236 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:24,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:24,280 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:24,280 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:24,305 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:24,307 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:24,308 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:24,308 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:24,308 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:24,308 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:24,308 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:24,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:24,351 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:24,351 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:24,371 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:24,373 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:24,373 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:24,373 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:24,373 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:24,373 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:24,373 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:24,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:24,417 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:24,417 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:24,437 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:24,439 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:24,439 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:24,439 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:24,439 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:24,439 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:24,439 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:24,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:24,483 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:24,483 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:24,503 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:24,505 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:24,505 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:24,505 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:24,505 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:24,505 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:24,506 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:24,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:24,550 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:24,550 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:24,570 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:24,572 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:24,573 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:24,573 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:24,573 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:24,573 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:24,573 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:24,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:24,619 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:24,619 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:24,639 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:24,642 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:24,642 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:24,642 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:24,642 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:24,642 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:24,642 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:24,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:24,688 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:24,688 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:24,708 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:24,710 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:24,710 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:24,710 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:24,710 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:24,710 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:24,710 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:24,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:24,756 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:24,756 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:24,776 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:24,778 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:24,778 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:24,778 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:24,778 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:24,778 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:24,779 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:24,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:24,824 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:24,824 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:24,845 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:24,847 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:24,847 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:24,847 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:24,847 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:24,847 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:24,847 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:24,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:24,893 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:24,893 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:24,913 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:24,916 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:24,916 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:24,916 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:24,916 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:24,916 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:24,916 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:24,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:24,961 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:24,961 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:24,981 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:24,983 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:24,983 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:24,983 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:24,983 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:24,983 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:24,983 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:25,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:25,028 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:25,028 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:25,049 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:25,051 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:25,051 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:25,051 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:25,051 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:25,051 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:25,051 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:25,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:25,095 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:25,096 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:25,115 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:25,117 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:25,117 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:25,117 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:25,117 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:25,117 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:25,118 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:25,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:25,161 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:25,162 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:25,181 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:25,183 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:25,183 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:25,183 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:25,183 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:25,183 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:25,183 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:25,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:25,228 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:25,228 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:25,247 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:25,250 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:25,250 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:25,250 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:25,250 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:25,250 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:25,250 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:25,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:25,294 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:25,294 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:25,314 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:25,316 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:25,316 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:25,316 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:25,316 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:25,316 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:25,316 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:25,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:25,360 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:25,360 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:25,380 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:25,382 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:25,382 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:25,382 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:25,382 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:25,382 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:25,383 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:25,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:25,426 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:25,427 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:25,446 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:25,448 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:25,448 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:25,448 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:25,448 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:25,449 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:25,449 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:25,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:25,492 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:25,493 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:25,513 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:25,515 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:25,515 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:25,515 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:25,515 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:25,515 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:25,515 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:25,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:25,578 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:25,578 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:25,603 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:25,606 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:25,606 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:25,606 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:25,606 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:25,606 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:25,606 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:25,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:25,654 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:25,654 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:25,673 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:25,675 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:25,676 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:25,676 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:25,676 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:25,676 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:25,676 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:25,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:25,720 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:25,721 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:25,740 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:25,743 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:25,743 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:25,743 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:25,743 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:25,743 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:25,743 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:25,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:25,788 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:25,788 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:25,808 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:25,810 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:25,811 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:25,811 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:25,811 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:25,811 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:25,811 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:25,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:25,856 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:25,856 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:25,876 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:25,878 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:25,878 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:25,878 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:25,878 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:25,878 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:25,878 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:25,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:25,923 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:25,923 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:25,944 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:25,946 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:25,946 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:25,946 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:25,946 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:25,947 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:25,947 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:25,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:25,992 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:25,992 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:26,013 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:26,015 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:26,015 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:26,015 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:26,016 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:26,016 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:26,016 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:26,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:26,067 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:26,067 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:26,088 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:26,090 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:26,090 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:26,090 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:26,090 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:26,090 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:26,090 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:26,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:26,135 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:26,135 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:26,155 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:26,158 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:26,158 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:26,158 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:26,158 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:26,158 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:26,158 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:26,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:26,201 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:26,202 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:26,221 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:26,223 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:26,223 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:26,223 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:26,223 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:26,223 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:26,223 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:26,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:26,266 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:26,267 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:26,286 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:26,288 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:26,289 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:26,289 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:26,289 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:26,289 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:26,289 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:26,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:26,332 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:26,333 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:26,352 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:26,354 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:26,354 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:26,354 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:26,355 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:26,355 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:26,355 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:26,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:26,398 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:26,398 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:26,418 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:26,420 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:26,420 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:26,420 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:26,420 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:26,420 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:26,420 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:26,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:26,464 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:26,464 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:26,484 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:26,486 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:26,486 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:26,486 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:26,486 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:26,486 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:26,486 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:26,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:26,530 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:26,530 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:26,550 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:26,552 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:26,552 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:26,552 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:26,552 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:26,552 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:26,552 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:26,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:26,596 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:26,596 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:26,616 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:26,618 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:26,618 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:26,618 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:26,619 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:26,619 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:26,619 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:26,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:26,663 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:26,663 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:26,683 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:26,685 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:26,685 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:26,685 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:26,685 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:26,685 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:26,685 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:26,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:26,729 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:26,729 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:26,749 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:26,751 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:26,751 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:26,751 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:26,752 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:26,752 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:26,752 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:26,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:26,797 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:26,797 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:26,817 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:26,819 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:26,819 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:26,820 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:26,820 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:26,820 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:26,820 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:26,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:26,865 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:26,865 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:26,885 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:26,887 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:26,887 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:26,887 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:26,887 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:26,887 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:26,887 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:26,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:26,932 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:26,932 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:26,952 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:26,954 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:26,954 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:26,954 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:26,954 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:26,954 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:26,954 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:26,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:26,999 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:26,999 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:27,019 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:27,021 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:27,021 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:27,021 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:27,021 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:27,021 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:27,021 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:27,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:27,067 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:27,067 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:27,087 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:27,089 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:27,089 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:27,089 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:27,089 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:27,089 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:27,089 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:27,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:27,133 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:27,133 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:27,153 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:27,156 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:27,156 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:27,156 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:27,156 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:27,156 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:27,156 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:27,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:27,200 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:27,201 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:27,220 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:27,222 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:27,223 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:27,223 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:27,223 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:27,223 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:27,223 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:27,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:27,267 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:27,267 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:27,287 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:27,289 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:27,289 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:27,289 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:27,289 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:27,289 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:27,289 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:27,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:27,334 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:27,334 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:27,354 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:27,356 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:27,356 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:27,356 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:27,356 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:27,356 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:27,357 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:27,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:27,401 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:27,402 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:27,422 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:27,424 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:27,424 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:27,424 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:27,425 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:27,425 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:27,425 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:27,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:27,471 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:27,471 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:27,491 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:27,493 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:27,493 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:27,493 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:27,494 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:27,494 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:27,494 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:27,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:27,540 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:27,540 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:27,560 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:27,562 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:27,562 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:27,563 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:27,563 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:27,563 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:27,563 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:27,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:27,608 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:27,609 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:27,629 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:27,631 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:27,632 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:27,632 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:27,632 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:27,632 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:27,632 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:27,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:27,678 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:27,678 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:27,698 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:27,701 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:27,701 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:27,701 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:27,701 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:27,701 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:27,701 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:27,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:27,747 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:27,748 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:27,775 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:27,777 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:27,777 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:27,777 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:27,777 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:27,777 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:27,777 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:27,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:27,824 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:27,825 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:27,845 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:27,847 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:27,847 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:27,847 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:27,847 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:27,847 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:27,847 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:27,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:27,893 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:27,894 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:27,914 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:27,916 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:27,917 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:27,917 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:27,917 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:27,917 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:27,917 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:27,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:27,964 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:27,964 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:27,984 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:27,987 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:27,987 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:27,987 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:27,987 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:27,987 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:27,987 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:28,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:28,032 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:28,032 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:28,052 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:28,054 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:28,054 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:28,054 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:28,055 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:28,055 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:28,055 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:28,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:28,100 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:28,101 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:28,120 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:28,123 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:28,123 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:28,123 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:28,123 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:28,123 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:28,123 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:28,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:28,168 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:28,168 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:28,188 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:28,190 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:28,190 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:28,190 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:28,190 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:28,190 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:28,190 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:28,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:28,234 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:28,234 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:28,253 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:28,256 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:28,256 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:28,256 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:28,256 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:28,256 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:28,256 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:28,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:28,301 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:28,301 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:28,320 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:28,322 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:28,323 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:28,323 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:28,323 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:28,323 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:28,323 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:28,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:28,366 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:28,367 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:28,386 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:28,388 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:28,388 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:28,388 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:28,388 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:28,388 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:28,388 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:28,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:28,432 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:28,433 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:28,452 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:28,455 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:28,455 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:28,455 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:28,455 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:28,455 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:28,455 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:28,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:28,499 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:28,499 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:28,518 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:28,521 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:28,521 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:28,521 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:28,521 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:28,521 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:28,521 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:28,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:28,565 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:28,565 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:28,585 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:28,587 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:28,587 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:28,587 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:28,588 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:28,588 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:28,588 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:28,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:28,632 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:28,633 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:28,652 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:28,654 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:28,654 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:28,655 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:28,655 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:28,655 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:28,655 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:28,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:28,699 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:28,699 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:28,719 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:28,721 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:28,721 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:28,721 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:28,721 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:28,721 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:28,721 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:28,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:28,766 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:28,767 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:28,787 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:28,789 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:28,789 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:28,789 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:28,789 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:28,789 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:28,789 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:28,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:28,834 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:28,834 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:28,853 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:28,856 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:28,856 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:28,856 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:28,856 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:28,856 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:28,856 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:28,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:28,902 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:28,902 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:28,923 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:28,925 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:28,925 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:28,926 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:28,926 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:28,926 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:28,926 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:28,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:28,971 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:28,972 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:28,992 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:28,994 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:28,994 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:28,995 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:28,995 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:28,995 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:28,995 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:29,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:29,040 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:29,040 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:29,060 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:29,063 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:29,063 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:29,063 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:29,063 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:29,063 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:29,063 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:29,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:29,108 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:29,108 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:29,128 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:29,130 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:29,130 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:29,130 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:29,130 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:29,130 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:29,130 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:29,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:29,174 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:29,174 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:29,194 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:29,196 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:29,196 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:29,196 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:29,196 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:29,196 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:29,196 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:29,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:29,241 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:29,241 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:29,260 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:29,263 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:29,263 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:29,263 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:29,263 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:29,263 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:29,263 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:29,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:29,307 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:29,307 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:29,327 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:29,329 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:29,329 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:29,329 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:29,329 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:29,329 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:29,329 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:29,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:29,373 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:29,374 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:29,393 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:29,395 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:29,396 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:29,396 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:29,396 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:29,396 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:29,396 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:29,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:29,440 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:29,441 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:29,460 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:29,462 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:29,462 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:29,462 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:29,463 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:29,463 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:29,463 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:29,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:29,507 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:29,507 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:29,532 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:29,534 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:29,534 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:29,535 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:29,535 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:29,535 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:29,535 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:29,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:29,579 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:29,579 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:29,598 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:29,601 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:29,601 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:29,601 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:29,601 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:29,601 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:29,601 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:29,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:29,646 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:29,646 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:29,665 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:29,668 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:29,668 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:29,668 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:29,668 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:29,668 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:29,668 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:29,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:29,712 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:29,713 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:29,732 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:29,734 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:29,734 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:29,735 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:29,735 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:29,735 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:29,735 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:29,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:29,778 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:29,779 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:29,798 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:29,800 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:29,800 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:29,800 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:29,800 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:29,801 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:29,801 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:29,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:29,844 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:29,845 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:29,864 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:29,866 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:29,866 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:29,867 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:29,867 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:29,867 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:29,867 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:29,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:29,911 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:29,911 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:29,931 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:29,933 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:29,933 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:29,933 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:29,933 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:29,933 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:29,933 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:29,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:29,977 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:29,977 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:29,996 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:29,998 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:29,998 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:29,998 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:29,999 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:29,999 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:29,999 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:30,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:30,043 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:30,043 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:30,063 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:30,065 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:30,065 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:30,065 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:30,065 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:30,065 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:30,065 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:30,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:30,109 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:30,109 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:30,129 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:30,131 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:30,131 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:30,131 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:30,131 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:30,131 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:30,131 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:30,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:30,176 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:30,176 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:30,196 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:30,198 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:30,198 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:30,198 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:30,198 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:30,198 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:30,198 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:30,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:30,242 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:30,243 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:30,262 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:30,264 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:30,264 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:30,264 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:30,264 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:30,265 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:30,265 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:30,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:30,309 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:30,310 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:30,330 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:30,332 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:30,332 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:30,332 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:30,333 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:30,333 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:30,333 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:30,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:30,378 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:30,378 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:30,399 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:30,401 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:30,401 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:30,401 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:30,401 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:30,401 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:30,401 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:30,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:30,447 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:30,447 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:30,467 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:30,469 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:30,469 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:30,469 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:30,469 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:30,469 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:30,469 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:30,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:30,515 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:30,515 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:30,536 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:30,538 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:30,538 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:30,538 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:30,538 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:30,538 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:30,538 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:30,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:30,584 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:30,584 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:30,604 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:30,606 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:30,607 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:30,607 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:30,607 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:30,607 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:30,607 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:30,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:30,653 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:30,653 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:30,673 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:30,675 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:30,676 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:30,676 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:30,676 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:30,676 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:30,676 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:30,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:30,721 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:30,721 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:30,741 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:30,743 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:30,743 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:30,743 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:30,744 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:30,744 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:30,744 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:30,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:30,790 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:30,790 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:30,810 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:30,812 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:30,812 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:30,813 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:30,813 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:30,813 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:30,813 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:30,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:30,858 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:30,859 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:30,878 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:30,880 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:30,880 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:30,880 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:30,880 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:30,881 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:30,881 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:30,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:30,925 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:30,925 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:30,945 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:30,947 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:30,947 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:30,947 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:30,947 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:30,947 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:30,947 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:30,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:30,992 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:30,992 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:31,012 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:31,014 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:31,014 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:31,014 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:31,014 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:31,014 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:31,014 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:31,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:31,059 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:31,059 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:31,079 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:31,081 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:31,081 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:31,081 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:31,081 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:31,081 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:31,082 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:31,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:31,126 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:31,127 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:31,146 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:31,148 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:31,149 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:31,149 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:31,149 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:31,149 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:31,149 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:31,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:31,194 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:31,194 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:31,213 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:31,215 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:31,216 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:31,216 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:31,216 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:31,216 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:31,216 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:31,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:31,264 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:31,265 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:31,284 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:31,286 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:31,286 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:31,286 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:31,287 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:31,287 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:31,287 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:31,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:31,330 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:31,331 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:31,350 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:31,352 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:31,352 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:31,352 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:31,353 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:31,353 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:31,353 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:31,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:31,396 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:31,396 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:31,416 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:31,418 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:31,418 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:31,418 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:31,418 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:31,418 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:31,418 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:31,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:31,462 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:31,463 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:31,482 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:31,484 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:31,484 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:31,484 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:31,485 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:31,485 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:31,485 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:31,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:31,529 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:31,529 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:31,548 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:31,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:31,551 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:31,551 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:31,551 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:31,551 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:31,551 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:31,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:31,595 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:31,595 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:31,615 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:31,617 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:31,617 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:31,617 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:31,618 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:31,618 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:31,618 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:31,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:31,662 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:31,663 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:31,682 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:31,684 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:31,684 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:31,685 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:31,685 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:31,685 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:31,685 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:31,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:31,730 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:31,730 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:31,751 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:31,753 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:31,754 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:31,754 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:31,754 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:31,754 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:31,754 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:31,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:31,799 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:31,799 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:31,820 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:31,822 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:31,822 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:31,822 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:31,822 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:31,822 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:31,822 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:31,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:31,868 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:31,868 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:31,888 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:31,890 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:31,890 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:31,890 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:31,891 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:31,891 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:31,891 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:31,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:31,935 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:31,935 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:31,954 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:31,957 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:31,957 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:31,957 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:31,957 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:31,957 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:31,957 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:31,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:32,001 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:32,001 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:32,021 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:32,023 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:32,023 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:32,023 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:32,023 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:32,023 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:32,023 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:32,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:32,067 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:32,067 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:32,087 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:32,089 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:32,089 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:32,089 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:32,089 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:32,089 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:32,090 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:32,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:32,134 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:32,134 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:32,154 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:32,156 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:32,156 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:32,156 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:32,156 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:32,156 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:32,156 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:32,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:32,200 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:32,200 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:32,220 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:32,222 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:32,222 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:32,222 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:32,222 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:32,222 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:32,222 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:32,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:32,267 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:32,267 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:32,286 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:32,289 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:32,289 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:32,289 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:32,289 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:32,289 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:32,289 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:32,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:32,333 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:32,334 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:32,353 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:32,355 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:32,355 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:32,355 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:32,355 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:32,356 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:32,356 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:32,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:32,400 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:32,400 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:32,420 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:32,422 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:32,422 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:32,422 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:32,422 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:32,422 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:32,422 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:32,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:32,467 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:32,467 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:32,487 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:32,489 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:32,489 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:32,489 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:32,490 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:32,490 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:32,490 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:32,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:32,534 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:32,534 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:32,554 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:32,556 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:32,556 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:32,556 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:32,556 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:32,556 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:32,556 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:32,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:32,601 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:32,601 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:32,621 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:32,623 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:32,623 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:32,623 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:32,623 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:32,623 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:32,623 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:32,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:32,668 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:32,668 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:32,688 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:32,690 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:32,690 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:32,690 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:32,690 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:32,690 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:32,690 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:32,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:32,734 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:32,735 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:32,754 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:32,757 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:32,757 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:32,757 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:32,757 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:32,757 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:32,757 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:32,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:32,802 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:32,803 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:32,822 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:32,824 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:32,825 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:32,825 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:32,825 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:32,825 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:32,825 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:32,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:32,869 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:32,870 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:32,889 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:32,891 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:32,891 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:32,892 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:32,892 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:32,892 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:32,892 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:32,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:32,936 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:32,936 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:32,956 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:32,958 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:32,961 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:32,962 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:32,962 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:32,962 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:32,962 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:32,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:33,007 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:33,008 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:33,027 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:33,029 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:33,029 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:33,029 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:33,030 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:33,030 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:33,030 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:33,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:33,073 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:33,074 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:33,093 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:33,095 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:33,096 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:33,096 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:33,096 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:33,096 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:33,096 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:33,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:33,141 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:33,141 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:33,162 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:33,164 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:33,164 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:33,164 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:33,164 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:33,164 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:33,164 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:33,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:33,209 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:33,209 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:33,230 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:33,232 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:33,232 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:33,232 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:33,232 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:33,232 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:33,232 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:33,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:33,278 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:33,278 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:33,298 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:33,300 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:33,300 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:33,300 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:33,300 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:33,300 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:33,301 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:33,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:33,346 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:33,346 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:33,366 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:33,368 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:33,368 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:33,368 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:33,368 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:33,368 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:33,369 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:33,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:33,414 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:33,414 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:33,434 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:33,436 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:33,436 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:33,436 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:33,436 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:33,436 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:33,436 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:33,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:33,482 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:33,483 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:33,503 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:33,505 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:33,505 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:33,505 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:33,505 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:33,505 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:33,505 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:33,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:33,550 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:33,551 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:33,571 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:33,573 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:33,573 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:33,573 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:33,573 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:33,573 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:33,574 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:33,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:33,619 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:33,619 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:33,639 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:33,641 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:33,641 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:33,641 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:33,641 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:33,642 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:33,642 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:33,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:33,686 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:33,686 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:33,706 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:33,709 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:33,709 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:33,709 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:33,709 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:33,709 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:33,709 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:33,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:33,754 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:33,754 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:33,774 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:33,776 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:33,776 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:33,776 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:33,776 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:33,777 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:33,777 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:33,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:33,821 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:33,821 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:33,841 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:33,843 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:33,843 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:33,843 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:33,843 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:33,843 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:33,843 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:33,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:33,888 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:33,888 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:33,907 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:33,910 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:33,910 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:33,910 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:33,910 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:33,910 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:33,910 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:33,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:33,955 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:33,955 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:33,974 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:33,976 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:33,977 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:33,977 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:33,977 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:33,977 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:33,977 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:34,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:34,021 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:34,021 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:34,040 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:34,042 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:34,043 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:34,043 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:34,043 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:34,043 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:34,043 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:34,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:34,088 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:34,088 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:34,107 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:34,110 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:34,110 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:34,110 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:34,110 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:34,110 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:34,110 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:34,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:34,154 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:34,154 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:34,174 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:34,176 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:34,176 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:34,176 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:34,176 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:34,176 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:34,176 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:34,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:34,221 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:34,221 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:34,241 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:34,243 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:34,243 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:34,243 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:34,243 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:34,243 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:34,243 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:34,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:34,287 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:34,288 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:34,307 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:34,309 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:34,309 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:34,309 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:34,310 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:34,310 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:34,310 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:34,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:34,354 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:34,354 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:34,374 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:34,376 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:34,376 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:34,376 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:34,377 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:34,377 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:34,377 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:34,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:34,421 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:34,422 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:34,441 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:34,443 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:34,444 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:34,444 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:34,444 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:34,444 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:34,444 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:34,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:34,488 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:34,489 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:34,509 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:34,511 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:34,511 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:34,511 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:34,511 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:34,511 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:34,511 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:34,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:34,556 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:34,556 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:34,576 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:34,578 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:34,579 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:34,579 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:34,579 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:34,579 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:34,579 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:34,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:34,625 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:34,625 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:34,646 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:34,648 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:34,648 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:34,648 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:34,648 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:34,648 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:34,648 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:34,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:34,694 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:34,694 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:34,721 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:34,723 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:34,723 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:34,723 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:34,723 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:34,723 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:34,723 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:34,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:34,769 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:34,770 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:34,790 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:34,792 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:34,792 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:34,792 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:34,792 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:34,792 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:34,792 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:34,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:34,838 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:34,838 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:34,858 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:34,860 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:34,860 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:34,860 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:34,860 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:34,860 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:34,860 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:34,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:34,905 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:34,905 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:34,925 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:34,927 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:34,927 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:34,927 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:34,927 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:34,927 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:34,927 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:34,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:34,971 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:34,971 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:34,991 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:34,993 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:34,993 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:34,993 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:34,993 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:34,993 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:34,993 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:35,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:35,038 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:35,038 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:35,058 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:35,060 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:35,060 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:35,060 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:35,060 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:35,060 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:35,060 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:35,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:35,105 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:35,105 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:35,125 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:35,127 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:35,127 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:35,127 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:35,127 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:35,128 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:35,128 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:35,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:35,173 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:35,173 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:35,193 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:35,195 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:35,195 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:35,195 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:35,195 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:35,195 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:35,195 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:35,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:35,240 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:35,240 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:35,260 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:35,262 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:35,262 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:35,262 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:35,262 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:35,262 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:35,262 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:35,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:35,307 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:35,308 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:35,327 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:35,329 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:35,329 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:35,330 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:35,330 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:35,330 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:35,330 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:35,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:35,374 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:35,374 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:35,394 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:35,396 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:35,396 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:35,396 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:35,397 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:35,397 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:35,397 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:35,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:35,441 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:35,442 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:35,461 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:35,463 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:35,464 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:35,464 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:35,464 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:35,464 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:35,464 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:35,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:35,510 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:35,510 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:35,555 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:35,558 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:35,558 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:35,559 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:35,559 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:35,559 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:35,559 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:35,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:35,607 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:35,607 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:35,632 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:35,634 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:35,635 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:35,635 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:35,635 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:35,635 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:35,635 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:35,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:35,679 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:35,680 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:35,699 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:35,701 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:35,701 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:35,701 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:35,701 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:35,701 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:35,701 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:35,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:35,746 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:35,746 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:35,766 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:35,768 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:35,768 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:35,769 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:35,769 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:35,769 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:35,769 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:35,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:35,814 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:35,815 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:35,834 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:35,836 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:35,836 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:35,837 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:35,837 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:35,837 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:35,837 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:35,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:35,882 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:35,882 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:35,902 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:35,904 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:35,905 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:35,905 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:35,905 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:35,905 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:35,905 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:35,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:35,950 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:35,950 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:35,970 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:35,972 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:35,972 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:35,972 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:35,972 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:35,972 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:35,972 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:36,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:36,017 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:36,018 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:36,037 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:36,039 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:36,040 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:36,040 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:36,040 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:36,040 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:36,040 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:36,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:36,086 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:36,087 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:36,107 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:36,110 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:36,110 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:36,110 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:36,110 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:36,110 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:36,110 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:36,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:36,157 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:36,158 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:36,178 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:36,181 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:36,181 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:36,181 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:36,181 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:36,181 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:36,181 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:36,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:36,227 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:36,227 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:36,247 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:36,250 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:36,250 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:36,250 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:36,250 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:36,250 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:36,250 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:36,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:36,297 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:36,297 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:36,317 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:36,319 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:36,319 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:36,319 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:36,320 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:36,320 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:36,320 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:36,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:36,366 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:36,366 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:36,386 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:36,389 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:36,389 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:36,389 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:36,389 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:36,389 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:36,389 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:36,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:36,435 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:36,436 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:36,456 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:36,458 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:36,458 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:36,458 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:36,459 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:36,459 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:36,459 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:36,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:36,504 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:36,505 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:36,530 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:36,532 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:36,532 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:36,532 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:36,533 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:36,533 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:36,533 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:36,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:36,578 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:36,578 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:36,598 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:36,600 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:36,600 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:36,600 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:36,600 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:36,601 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:36,601 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:36,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:36,645 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:36,645 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:36,665 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:36,667 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:36,667 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:36,667 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:36,667 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:36,667 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:36,667 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:36,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:36,712 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:36,713 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:36,732 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:36,734 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:36,735 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:36,735 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:36,735 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:36,735 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:36,735 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:36,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:36,780 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:36,781 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:36,800 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:36,802 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:36,802 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:36,802 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:36,803 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:36,803 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:36,803 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:36,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:36,847 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:36,847 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:36,867 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:36,869 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:36,869 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:36,870 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:36,870 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:36,870 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:36,870 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:36,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:36,915 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:36,915 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:36,935 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:36,937 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:36,937 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:36,938 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:36,938 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:36,938 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:36,938 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:36,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:36,982 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:36,983 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:37,002 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:37,004 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:37,004 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:37,004 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:37,004 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:37,004 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:37,005 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:37,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:37,050 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:37,050 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:37,069 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:37,072 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:37,072 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:37,072 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:37,072 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:37,072 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:37,072 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:37,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:37,117 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:37,117 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:37,136 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:37,139 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:37,139 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:37,139 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:37,139 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:37,139 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:37,139 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:37,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:37,184 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:37,184 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:37,204 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:37,206 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:37,206 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:37,206 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:37,206 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:37,206 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:37,206 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:37,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:37,251 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:37,251 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:37,271 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:37,273 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:37,273 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:37,273 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:37,273 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:37,273 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:37,273 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:37,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:37,318 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:37,319 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:37,338 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:37,340 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:37,340 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:37,340 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:37,341 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:37,341 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:37,341 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:37,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:37,385 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:37,386 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:37,405 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:37,408 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:37,408 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:37,408 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:37,408 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:37,408 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:37,408 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:37,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:37,453 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:37,453 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:37,473 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:37,475 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:37,475 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:37,475 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:37,475 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:37,475 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:37,476 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:37,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:37,522 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:37,522 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:37,543 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:37,546 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:37,546 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:37,546 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:37,546 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:37,546 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:37,546 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:37,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:37,592 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:37,593 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:37,613 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:37,615 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:37,616 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:37,616 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:37,616 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:37,616 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:37,616 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:37,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:37,662 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:37,662 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:37,683 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:37,685 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:37,685 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:37,685 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:37,685 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:37,685 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:37,685 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:37,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:37,730 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:37,731 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:37,751 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:37,753 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:37,753 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:37,753 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:37,753 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:37,753 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:37,753 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:37,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:37,797 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:37,797 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:37,817 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:37,819 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:37,819 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:37,819 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:37,819 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:37,819 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:37,820 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:37,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:37,864 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:37,864 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:37,884 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:37,886 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:37,886 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:37,886 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:37,886 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:37,887 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:37,887 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:37,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:37,931 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:37,932 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:37,951 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:37,953 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:37,954 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:37,954 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:37,954 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:37,954 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:37,954 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:37,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:37,998 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:37,998 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:38,018 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:38,020 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:38,020 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:38,021 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:38,021 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:38,021 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:38,021 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:38,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:38,066 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:38,066 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:38,086 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:38,088 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:38,088 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:38,088 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:38,088 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:38,088 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:38,088 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:38,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:38,133 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:38,133 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:38,153 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:38,155 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:38,155 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:38,155 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:38,156 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:38,156 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:38,156 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:38,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:38,201 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:38,201 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:38,221 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:38,223 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:38,223 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:38,223 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:38,223 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:38,223 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:38,224 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:38,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:38,273 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:38,273 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:38,293 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:38,295 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:38,295 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:38,295 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:38,295 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:38,295 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:38,295 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:38,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:38,340 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:38,340 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:38,360 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:38,362 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:38,362 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:38,362 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:38,362 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:38,362 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:38,362 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:38,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:38,407 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:38,407 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:38,427 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:38,429 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:38,429 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:38,429 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:38,429 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:38,429 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:38,429 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:38,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:38,473 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:38,474 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:38,493 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:38,496 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:38,496 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:38,496 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:38,496 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:38,496 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:38,496 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:38,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:38,540 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:38,540 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:38,560 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:38,562 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:38,562 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:38,562 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:38,562 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:38,562 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:38,562 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:38,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:38,606 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:38,607 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:38,627 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:38,629 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:38,629 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:38,629 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:38,629 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:38,629 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:38,629 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:38,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:38,674 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:38,674 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:38,693 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:38,696 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:38,696 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:38,696 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:38,696 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:38,696 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:38,696 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:38,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:38,740 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:38,741 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:38,761 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:38,763 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:38,763 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:38,763 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:38,763 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:38,763 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:38,763 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:38,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:38,808 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:38,808 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:38,828 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:38,830 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:38,830 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:38,830 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:38,830 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:38,830 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:38,830 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:38,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:38,875 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:38,876 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:38,895 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:38,897 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:38,898 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:38,898 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:38,898 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:38,898 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:38,898 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:38,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:38,942 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:38,943 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:38,962 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:38,965 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:38,965 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:38,965 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:38,965 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:38,965 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:38,965 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:38,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:39,011 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:39,011 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:39,031 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:39,033 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:39,033 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:39,033 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:39,034 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:39,034 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:39,034 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:39,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:39,079 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:39,080 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:39,100 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:39,102 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:39,102 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:39,102 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:39,102 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:39,102 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:39,103 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:39,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:39,149 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:39,149 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:39,170 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:39,172 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:39,173 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:39,173 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:39,173 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:39,173 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:39,173 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:39,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:39,219 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:39,219 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:39,239 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:39,241 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:39,241 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:39,241 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:39,241 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:39,241 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:39,241 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:39,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:39,288 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:39,288 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:39,308 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:39,310 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:39,310 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:39,311 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:39,311 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:39,311 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:39,311 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:39,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:39,357 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:39,357 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:39,377 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:39,379 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:39,380 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:39,380 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:39,380 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:39,380 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:39,380 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:39,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:39,427 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:39,427 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:39,448 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:39,450 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:39,450 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:39,450 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:39,450 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:39,450 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:39,450 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:39,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:39,496 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:39,497 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:39,516 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:39,519 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:39,519 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:39,519 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:39,519 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:39,519 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:39,519 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:39,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:39,564 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:39,565 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:39,585 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:39,587 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:39,587 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:39,587 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:39,587 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:39,588 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:39,588 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:39,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:39,632 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:39,633 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:39,652 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:39,654 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:39,654 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:39,655 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:39,655 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:39,655 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:39,655 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:39,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:39,699 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:39,700 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:39,719 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:39,721 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:39,722 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:39,722 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:39,722 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:39,722 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:39,722 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:39,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:39,766 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:39,767 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:39,786 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:39,788 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:39,789 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:39,789 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:39,789 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:39,789 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:39,789 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:39,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:39,834 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:39,834 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:39,854 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:39,856 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:39,856 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:39,856 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:39,856 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:39,856 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:39,856 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:39,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:39,902 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:39,902 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:39,922 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:39,924 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:39,924 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:39,924 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:39,924 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:39,924 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:39,924 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:39,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:39,970 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:39,970 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:39,990 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:39,997 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:39,998 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:39,998 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:39,998 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:39,998 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:39,998 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:40,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:40,042 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:40,042 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:40,062 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:40,064 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:40,064 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:40,064 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:40,064 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:40,064 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:40,064 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:40,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:40,108 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:40,109 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:40,128 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:40,130 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:40,130 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:40,131 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:40,131 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:40,131 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:40,131 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:40,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:40,175 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:40,175 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:40,195 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:40,197 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:40,197 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:40,197 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:40,197 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:40,197 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:40,197 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:40,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:40,242 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:40,242 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:40,261 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:40,264 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:40,264 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:40,264 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:40,264 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:40,264 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:40,264 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:40,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:40,308 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:40,309 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:40,328 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:40,330 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:40,331 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:40,331 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:40,331 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:40,331 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:40,331 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:40,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:40,375 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:40,375 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:40,395 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:40,397 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:40,397 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:40,397 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:40,397 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:40,398 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:40,398 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:40,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:40,442 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:40,443 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:40,462 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:40,464 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:40,465 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:40,465 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:40,465 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:40,465 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:40,465 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:40,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:40,510 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:40,510 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:40,531 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:40,533 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:40,533 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:40,533 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:40,533 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:40,533 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:40,533 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:40,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:40,579 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:40,579 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:40,600 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:40,602 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:40,603 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:40,603 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:40,603 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:40,603 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:40,603 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:40,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:40,648 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:40,649 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:40,669 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:40,671 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:40,671 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:40,671 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:40,671 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:40,671 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:40,671 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:40,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:40,717 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:40,717 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:40,737 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:40,739 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:40,739 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:40,739 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:40,739 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:40,740 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:40,740 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:40,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:40,784 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:40,785 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:40,804 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:40,806 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:40,806 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:40,806 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:40,806 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:40,806 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:40,807 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:40,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:40,850 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:40,851 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:40,870 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:40,872 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:40,872 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:40,872 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:40,873 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:40,873 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:40,873 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:40,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:40,918 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:40,918 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:40,938 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:40,940 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:40,940 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:40,940 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:40,941 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:40,941 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:40,941 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:40,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:40,985 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:40,986 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:41,005 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:41,007 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:41,008 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:41,008 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:41,008 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:41,008 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:41,008 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:41,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:41,052 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:41,052 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:41,072 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:41,074 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:41,074 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:41,074 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:41,075 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:41,075 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:41,075 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:41,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:41,119 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:41,120 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:41,139 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:41,141 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:41,141 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:41,142 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:41,142 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:41,142 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:41,142 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:41,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:41,187 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:41,187 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:41,207 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:41,209 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:41,209 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:41,209 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:41,209 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:41,210 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:41,210 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:41,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:41,255 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:41,256 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:41,275 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:41,277 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:41,278 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:41,278 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:41,278 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:41,278 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:41,278 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:41,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:41,323 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:41,323 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:41,343 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:41,345 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:41,345 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:41,345 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:41,345 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:41,345 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:41,345 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:41,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:41,391 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:41,392 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:41,412 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:41,414 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:41,414 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:41,414 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:41,414 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:41,414 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:41,414 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:41,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:41,459 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:41,459 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:41,479 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:41,481 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:41,481 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:41,481 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:41,481 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:41,481 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:41,481 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:41,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:41,526 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:41,526 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:41,546 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:41,548 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:41,548 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:41,548 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:41,548 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:41,548 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:41,549 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:41,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:41,594 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:41,595 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:41,614 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:41,616 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:41,617 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:41,617 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:41,617 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:41,617 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:41,617 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:41,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:41,661 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:41,662 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:41,682 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:41,684 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:41,684 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:41,684 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:41,684 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:41,684 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:41,684 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:41,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:41,730 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:41,730 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:41,755 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:41,757 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:41,757 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:41,757 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:41,757 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:41,757 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:41,757 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:41,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:41,801 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:41,802 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:41,821 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:41,823 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:41,823 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:41,824 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:41,824 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:41,824 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:41,824 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:41,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:41,869 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:41,869 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:41,889 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:41,891 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:41,891 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:41,891 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:41,891 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:41,891 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:41,891 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:41,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:41,936 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:41,937 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:41,956 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:41,959 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:41,959 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:41,959 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:41,959 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:41,959 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:41,959 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:41,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:42,004 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:42,005 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:42,025 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:42,027 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:42,027 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:42,027 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:42,028 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:42,028 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:42,028 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:42,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:42,073 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:42,074 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:42,094 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:42,096 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:42,096 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:42,096 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:42,096 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:42,097 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:42,097 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:42,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:42,143 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:42,143 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:42,163 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:42,165 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:42,166 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:42,166 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:42,166 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:42,166 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:42,166 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:42,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:42,212 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:42,212 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:42,233 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:42,235 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:42,235 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:42,235 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:42,235 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:42,235 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:42,235 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:42,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:42,281 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:42,282 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:42,302 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:42,304 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:42,304 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:42,304 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:42,304 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:42,304 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:42,304 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:42,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:42,350 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:42,350 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:42,371 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:42,373 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:42,373 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:42,373 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:42,373 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:42,374 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:42,374 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:42,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:42,419 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:42,420 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:42,439 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:42,442 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:42,442 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:42,442 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:42,442 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:42,442 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:42,442 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:42,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:42,487 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:42,488 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:42,508 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:42,510 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:42,510 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:42,510 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:42,510 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:42,511 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:42,511 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:42,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:42,556 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:42,556 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:42,576 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:42,578 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:42,578 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:42,578 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:42,578 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:42,578 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:42,578 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:42,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:42,623 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:42,623 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:42,643 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:42,645 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:42,645 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:42,645 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:42,645 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:42,645 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:42,645 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:42,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:42,690 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:42,691 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:42,710 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:42,713 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:42,713 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:42,713 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:42,713 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:42,713 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:42,713 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:42,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:42,758 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:42,759 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:42,778 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:42,780 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:42,781 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:42,781 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:42,781 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:42,781 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:42,781 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:42,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:42,826 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:42,826 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:42,846 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:42,848 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:42,848 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:42,848 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:42,849 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:42,849 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:42,849 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:42,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:42,893 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:42,894 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:42,913 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:42,916 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:42,916 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:42,916 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:42,916 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:42,916 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:42,916 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:42,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:42,962 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:42,962 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:42,982 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:42,984 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:42,984 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:42,984 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:42,984 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:42,984 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:42,984 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:43,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:43,029 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:43,029 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:43,049 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:43,051 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:43,052 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:43,052 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:43,052 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:43,052 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:43,052 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:43,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:43,098 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:43,098 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:43,118 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:43,120 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:43,120 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:43,120 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:43,120 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:43,120 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:43,120 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:43,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:43,165 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:43,165 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:43,185 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:43,187 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:43,187 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:43,187 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:43,187 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:43,187 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:43,188 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:43,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:43,234 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:43,234 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:43,254 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:43,256 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:43,256 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:43,256 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:43,256 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:43,256 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:43,256 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:43,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:43,302 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:43,302 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:43,322 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:43,324 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:43,325 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:43,325 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:43,325 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:43,325 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:43,325 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:43,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:43,372 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:43,372 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:43,393 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:43,395 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:43,395 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:43,395 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:43,395 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:43,395 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:43,395 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:43,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:43,441 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:43,441 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:43,462 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:43,464 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:43,464 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:43,464 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:43,464 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:43,464 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:43,464 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:43,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:43,509 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:43,513 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:43,534 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:43,537 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:43,537 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:43,537 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:43,537 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:43,537 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:43,537 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:43,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:43,584 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:43,584 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:43,605 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:43,607 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:43,607 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:43,607 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:43,607 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:43,607 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:43,607 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:43,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:43,653 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:43,654 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:43,674 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:43,677 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:43,677 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:43,677 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:43,677 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:43,677 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:43,677 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:43,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:43,723 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:43,723 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:43,743 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:43,745 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:43,745 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:43,745 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:43,745 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:43,746 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:43,746 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:43,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:43,791 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:43,791 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:43,810 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:43,813 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:43,813 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:43,813 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:43,813 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:43,813 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:43,813 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:43,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:43,858 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:43,858 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:43,878 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:43,880 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:43,880 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:43,880 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:43,880 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:43,880 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:43,880 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:43,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:43,925 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:43,925 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:43,945 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:43,947 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:43,947 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:43,947 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:43,947 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:43,947 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:43,947 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:43,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:43,992 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:43,992 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:44,012 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:44,014 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:44,014 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:44,014 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:44,014 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:44,014 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:44,014 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:44,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:44,059 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:44,060 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:44,079 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:44,081 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:44,081 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:44,082 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:44,082 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:44,082 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:44,082 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:44,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:44,126 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:44,127 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:44,146 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:44,148 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:44,149 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:44,149 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:44,149 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:44,149 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:44,149 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:44,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:44,195 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:44,195 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:44,214 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:44,217 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:44,217 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:44,217 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:44,217 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:44,217 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:44,217 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:44,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:44,262 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:44,262 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:44,282 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:44,284 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:44,284 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:44,284 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:44,284 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:44,284 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:44,284 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:44,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:44,329 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:44,330 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:44,350 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:44,352 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:44,352 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:44,352 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:44,352 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:44,352 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:44,352 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:44,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:44,397 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:44,397 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:44,417 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:44,419 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:44,419 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:44,419 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:44,419 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:44,420 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:44,420 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:44,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:44,465 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:44,465 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:44,485 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:44,487 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:44,487 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:44,487 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:44,487 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:44,487 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:44,487 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:44,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:44,533 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:44,533 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:44,552 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:44,555 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:44,555 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:44,555 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:44,555 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:44,555 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:44,555 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:44,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:44,600 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:44,601 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:44,620 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:44,622 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:44,622 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:44,623 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:44,623 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:44,623 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:44,623 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:44,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:44,669 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:44,669 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:44,689 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:44,691 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:44,691 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:44,691 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:44,691 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:44,691 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:44,691 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:44,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:44,736 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:44,736 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:44,756 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:44,758 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:44,758 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:44,758 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:44,758 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:44,759 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:44,759 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:44,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:44,805 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:44,805 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:44,825 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:44,827 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:44,827 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:44,827 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:44,827 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:44,827 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:44,827 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:44,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:44,873 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:44,873 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:44,893 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:44,895 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:44,895 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:44,895 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:44,895 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:44,895 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:44,895 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:44,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:44,941 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:44,941 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:44,961 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:44,963 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:44,964 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:44,964 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:44,964 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:44,964 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:44,964 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:44,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:45,010 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:45,010 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:45,030 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:45,032 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:45,033 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:45,033 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:45,033 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:45,033 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:45,033 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:45,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:45,079 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:45,079 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:45,099 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:45,102 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:45,102 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:45,102 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:45,102 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:45,102 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:45,102 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:45,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:45,149 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:45,149 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:45,169 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:45,172 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:45,172 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:45,172 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:45,172 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:45,172 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:45,172 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:45,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:45,219 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:45,219 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:45,239 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:45,241 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:45,241 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:45,241 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:45,242 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:45,242 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:45,242 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:45,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:45,292 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:45,292 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:45,313 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:45,315 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:45,315 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:45,315 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:45,315 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:45,315 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:45,315 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:45,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:45,361 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:45,361 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:45,381 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:45,384 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:45,384 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:45,384 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:45,384 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:45,384 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:45,384 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:45,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:45,430 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:45,431 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:45,451 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:45,453 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:45,453 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:45,453 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:45,453 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:45,453 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:45,453 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:45,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:45,499 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:45,500 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:45,526 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:45,538 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:45,538 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:45,538 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:45,538 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:45,538 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:45,538 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:45,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:45,588 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:45,588 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:45,613 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:45,616 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:45,616 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:45,616 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:45,616 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:45,616 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:45,616 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:45,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:45,663 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:45,663 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:45,682 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:45,684 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:45,685 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:45,685 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:45,685 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:45,685 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:45,685 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:45,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:45,730 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:45,730 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:45,749 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:45,751 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:45,752 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:45,752 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:45,752 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:45,752 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:45,752 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:45,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:45,797 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:45,797 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:45,817 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:45,819 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:45,819 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:45,819 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:45,819 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:45,819 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:45,819 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:45,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:45,864 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:45,864 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:45,884 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:45,886 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:45,886 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:45,886 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:45,887 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:45,887 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:45,887 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:45,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:45,931 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:45,932 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:45,951 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:45,954 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:45,954 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:45,954 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:45,954 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:45,954 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:45,954 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:45,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:45,999 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:45,999 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:46,019 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:46,021 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:46,021 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:46,021 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:46,021 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:46,021 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:46,021 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:46,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:46,066 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:46,066 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:46,086 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:46,088 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:46,088 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:46,088 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:46,088 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:46,088 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:46,088 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:46,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:46,134 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:46,134 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:46,154 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:46,156 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:46,156 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:46,156 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:46,156 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:46,156 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:46,156 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:46,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:46,203 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:46,203 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:46,223 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:46,225 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:46,225 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:46,225 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:46,225 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:46,225 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:46,225 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:46,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:46,271 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:46,271 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:46,291 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:46,293 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:46,293 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:46,293 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:46,293 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:46,293 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:46,293 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:46,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:46,339 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:46,340 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:46,359 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:46,362 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:46,362 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:46,362 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:46,362 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:46,362 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:46,362 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:46,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:46,408 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:46,408 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:46,428 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:46,430 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:46,430 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:46,430 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:46,430 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:46,430 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:46,430 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:46,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:46,477 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:46,477 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:46,498 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:46,500 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:46,501 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:46,501 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:46,501 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:46,501 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:46,501 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:46,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:46,547 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:46,548 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:46,568 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:46,570 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:46,570 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:46,571 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:46,571 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:46,571 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:46,571 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:46,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:46,616 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:46,617 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:46,637 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:46,639 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:46,639 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:46,639 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:46,639 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:46,639 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:46,640 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:46,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:46,685 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:46,685 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:46,705 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:46,707 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:46,707 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:46,707 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:46,707 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:46,707 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:46,707 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:46,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:46,752 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:46,752 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:46,772 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:46,774 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:46,774 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:46,774 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:46,774 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:46,774 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:46,774 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:46,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:46,819 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:46,820 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:46,840 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:46,842 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:46,842 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:46,842 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:46,842 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:46,842 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:46,842 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:46,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:46,887 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:46,888 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:46,907 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:46,910 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:46,910 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:46,910 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:46,910 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:46,910 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:46,910 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:46,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:46,955 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:46,956 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:46,975 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:46,977 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:46,977 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:46,977 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:46,978 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:46,978 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:46,978 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:47,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:47,023 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:47,023 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:47,050 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:47,052 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:47,052 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:47,052 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:47,052 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:47,052 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:47,052 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:47,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:47,097 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:47,097 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:47,117 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:47,119 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:47,119 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:47,119 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:47,119 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:47,119 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:47,119 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:47,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:47,165 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:47,165 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:47,186 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:47,188 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:47,188 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:47,188 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:47,188 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:47,188 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:47,188 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:47,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:47,235 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:47,235 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:47,255 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:47,257 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:47,258 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:47,258 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:47,258 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:47,258 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:47,258 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:47,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:47,304 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:47,305 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:47,325 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:47,328 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:47,328 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:47,328 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:47,328 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:47,328 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:47,328 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:47,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:47,375 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:47,376 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:47,396 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:47,398 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:47,399 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:47,399 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:47,399 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:47,399 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:47,399 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:47,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:47,445 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:47,446 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:47,466 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:47,468 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:47,468 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:47,469 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:47,469 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:47,469 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:47,469 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:47,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:47,516 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:47,516 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:47,538 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:47,540 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:47,540 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:47,540 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:47,540 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:47,540 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:47,540 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:47,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:47,587 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:47,588 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:47,609 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:47,611 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:47,611 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:47,611 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:47,612 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:47,612 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:47,612 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:47,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:47,659 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:47,659 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:47,680 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:47,683 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:47,683 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:47,683 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:47,683 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:47,683 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:47,683 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:47,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:47,730 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:47,731 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:47,752 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:47,755 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:47,755 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:47,755 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:47,755 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:47,755 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:47,755 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:47,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:47,803 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:47,803 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:47,825 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:47,827 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:47,827 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:47,827 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:47,827 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:47,827 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:47,827 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:47,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:47,875 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:47,876 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:47,898 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:47,901 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:47,901 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:47,901 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:47,901 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:47,901 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:47,901 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:47,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:47,949 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:47,950 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:47,972 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:47,975 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:47,975 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:47,975 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:47,975 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:47,975 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:47,975 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:48,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:48,023 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:48,024 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:48,047 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:48,049 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:48,050 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:48,050 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:48,050 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:48,050 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:48,050 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:48,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:48,099 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:48,100 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:48,122 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:48,125 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:48,125 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:48,125 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:48,125 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:48,125 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:48,125 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:48,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:48,175 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:48,176 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:48,198 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:48,200 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:48,200 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:48,200 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:48,200 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:48,200 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:48,201 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:48,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:48,250 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:48,250 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:48,273 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:48,275 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:48,276 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:48,276 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:48,276 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:48,276 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:48,276 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:48,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:48,325 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:48,325 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:48,348 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:48,350 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:48,350 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:48,350 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:48,350 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:48,350 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:48,350 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:48,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:48,399 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:48,400 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:48,421 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:48,424 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:48,424 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:48,424 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:48,424 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:48,424 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:48,424 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:48,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:48,474 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:48,474 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:48,497 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:48,499 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:48,500 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:48,500 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:48,500 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:48,500 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:48,500 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:48,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:48,550 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:48,550 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:48,573 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:48,576 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:48,576 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:48,576 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:48,576 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:48,576 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:48,576 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:48,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:48,626 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:48,626 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:48,649 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:48,651 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:48,651 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:48,651 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:48,651 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:48,651 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:48,651 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:48,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:48,700 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:48,700 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:48,723 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:48,725 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:48,726 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:48,726 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:48,726 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:48,726 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:48,726 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:48,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:48,774 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:48,774 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:48,797 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:48,799 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:48,799 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:48,799 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:48,799 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:48,799 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:48,799 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:48,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:48,848 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:48,848 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:48,871 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:48,873 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:48,873 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:48,873 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:48,874 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:48,874 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:48,874 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:48,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:48,922 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:48,922 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:48,950 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:48,952 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:48,952 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:48,952 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:48,952 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:48,952 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:48,952 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:48,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:49,000 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:49,000 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:49,023 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:49,026 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:49,026 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:49,026 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:49,026 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:49,026 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:49,026 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:49,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:49,074 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:49,075 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:49,098 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:49,100 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:49,100 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:49,100 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:49,100 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:49,100 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:49,100 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:49,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:49,150 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:49,150 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:49,173 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:49,175 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:49,175 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:49,175 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:49,175 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:49,175 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:49,176 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:49,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:49,224 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:49,224 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:49,246 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:49,248 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:49,249 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:49,249 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:49,249 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:49,249 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:49,249 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:49,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:49,295 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:49,296 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:49,316 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:49,318 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:49,319 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:49,319 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:49,319 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:49,319 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:49,319 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:49,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:49,365 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:49,366 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:49,385 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:49,387 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:49,388 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:49,388 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:49,388 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:49,388 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:49,388 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:49,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:49,434 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:49,435 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:49,455 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:49,457 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:49,457 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:49,457 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:49,457 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:49,457 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:49,457 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:49,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:49,504 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:49,505 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:49,525 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:49,527 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:49,527 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:49,527 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:49,528 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:49,528 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:49,528 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:49,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:49,574 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:49,575 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:49,595 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:49,597 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:49,597 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:49,597 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:49,598 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:49,598 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:49,598 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:49,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:49,644 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:49,645 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:49,665 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:49,667 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:49,667 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:49,667 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:49,667 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:49,667 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:49,668 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:49,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:49,714 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:49,715 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:49,736 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:49,738 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:49,738 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:49,739 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:49,739 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:49,739 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:49,739 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:49,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:49,787 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:49,787 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:49,808 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:49,810 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:49,811 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:49,811 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:49,811 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:49,811 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:49,811 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:49,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:49,858 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:49,859 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:49,879 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:49,881 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:49,881 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:49,881 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:49,881 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:49,882 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:49,882 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:49,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:49,928 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:49,929 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:49,949 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:49,951 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:49,951 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:49,951 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:49,952 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:49,952 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:49,952 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:49,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:49,997 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:49,997 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:50,017 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:50,019 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:50,019 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:50,019 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:50,019 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:50,019 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:50,020 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:50,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:50,064 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:50,065 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:50,084 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:50,086 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:50,086 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:50,087 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:50,087 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:50,087 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:50,087 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:50,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:50,133 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:50,134 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:50,154 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:50,156 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:50,156 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:50,156 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:50,157 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:50,157 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:50,157 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:50,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:50,203 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:50,203 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:50,223 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:50,225 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:50,225 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:50,225 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:50,226 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:50,226 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:50,226 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:50,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:50,272 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:50,272 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:50,292 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:50,294 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:50,295 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:50,295 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:50,295 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:50,295 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:50,295 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:50,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:50,341 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:50,342 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:50,362 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:50,364 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:50,365 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:50,365 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:50,365 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:50,365 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:50,365 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:50,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:50,411 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:50,412 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:50,432 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:50,434 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:50,434 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:50,434 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:50,434 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:50,434 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:50,434 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:50,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:50,481 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:50,482 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:50,502 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:50,504 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:50,504 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:50,504 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:50,504 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:50,504 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:50,504 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:50,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:50,551 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:50,552 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:50,572 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:50,574 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:50,574 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:50,574 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:50,575 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:50,575 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:50,575 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:50,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:50,622 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:50,623 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:50,643 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:50,645 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:50,646 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:50,646 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:50,646 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:50,646 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:50,646 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:50,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:50,692 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:50,693 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:50,713 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:50,715 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:50,715 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:50,715 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:50,715 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:50,715 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:50,716 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:50,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:50,765 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:50,766 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:50,785 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:50,787 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:50,788 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:50,788 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:50,788 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:50,788 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:50,788 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:50,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:50,833 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:50,833 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:50,852 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:50,854 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:50,855 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:50,855 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:50,855 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:50,855 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:50,855 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:50,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:50,900 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:50,900 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:50,920 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:50,922 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:50,922 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:50,922 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:50,922 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:50,923 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:50,923 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:50,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:50,968 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:50,969 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:50,989 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:50,991 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:50,991 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:50,991 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:50,991 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:50,991 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:50,991 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:51,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:51,036 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:51,036 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:51,057 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:51,059 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:51,059 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:51,059 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:51,059 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:51,059 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:51,059 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:51,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:51,105 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:51,105 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:51,125 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:51,128 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:51,128 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:51,128 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:51,128 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:51,128 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:51,128 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:51,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:51,175 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:51,175 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:51,196 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:51,198 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:51,198 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:51,198 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:51,198 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:51,198 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:51,198 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:51,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:51,245 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:51,246 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:51,267 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:51,269 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:51,269 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:51,269 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:51,269 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:51,269 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:51,269 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:51,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:51,316 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:51,316 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:51,337 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:51,340 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:51,340 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:51,340 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:51,340 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:51,340 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:51,340 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:51,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:51,387 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:51,387 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:51,408 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:51,410 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:51,410 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:51,410 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:51,411 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:51,411 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:51,411 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:51,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:51,458 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:51,459 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:51,479 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:51,482 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:51,482 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:51,482 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:51,482 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:51,482 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:51,482 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:51,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:51,531 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:51,531 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:51,552 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:51,554 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:51,554 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:51,554 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:51,554 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:51,554 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:51,554 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:51,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:51,601 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:51,602 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:51,622 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:51,624 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:51,624 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:51,624 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:51,624 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:51,624 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:51,624 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:51,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:51,673 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:51,674 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:51,694 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:51,697 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:51,697 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:51,697 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:51,697 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:51,697 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:51,697 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:51,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:51,745 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:51,745 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:51,765 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:51,768 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:51,768 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:51,768 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:51,768 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:51,768 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:51,768 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:51,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:51,815 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:51,816 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:51,836 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:51,838 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:51,838 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:51,838 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:51,839 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:51,839 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:51,839 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:51,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:51,885 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:51,885 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:51,905 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:51,908 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:51,908 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:51,908 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:51,908 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:51,908 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:51,908 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:51,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:51,954 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:51,954 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:51,974 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:51,976 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:51,976 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:51,976 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:51,976 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:51,976 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:51,977 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:52,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:52,022 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:52,022 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:52,042 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:52,044 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:52,044 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:52,045 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:52,045 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:52,045 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:52,045 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:52,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:52,091 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:52,091 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:52,111 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:52,113 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:52,113 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:52,113 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:52,113 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:52,113 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:52,114 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:52,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:52,159 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:52,160 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:52,179 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:52,182 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:52,182 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:52,182 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:52,182 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:52,182 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:52,182 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:52,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:52,230 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:52,230 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:52,250 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:52,252 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:52,252 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:52,252 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:52,252 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:52,252 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:52,252 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:52,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:52,300 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:52,300 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:52,320 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:52,323 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:52,323 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:52,323 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:52,323 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:52,323 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:52,323 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:52,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:52,369 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:52,369 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:52,389 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:52,391 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:52,392 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:52,392 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:52,392 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:52,392 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:52,392 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:52,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:52,439 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:52,439 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:52,459 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:52,461 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:52,461 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:52,462 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:52,462 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:52,462 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:52,462 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:52,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:52,508 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:52,508 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:52,536 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:52,538 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:52,538 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:52,538 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:52,538 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:52,538 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:52,538 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:52,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:52,584 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:52,585 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:52,605 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:52,607 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:52,607 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:52,607 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:52,607 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:52,607 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:52,607 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:52,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:52,654 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:52,654 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:52,674 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:52,676 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:52,676 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:52,676 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:52,676 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:52,676 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:52,676 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:52,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:52,723 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:52,723 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:52,743 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:52,745 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:52,746 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:52,746 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:52,746 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:52,746 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:52,746 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:52,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:52,792 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:52,792 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:52,813 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:52,815 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:52,815 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:52,815 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:52,815 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:52,815 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:52,815 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:52,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:52,861 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:52,861 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:52,883 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:52,885 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:52,885 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:52,885 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:52,885 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:52,886 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:52,886 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:52,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:52,932 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:52,933 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:52,954 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:52,956 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:52,956 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:52,956 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:52,956 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:52,956 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:52,957 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:52,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:53,003 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:53,003 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:53,024 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:53,026 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:53,026 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:53,026 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:53,027 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:53,027 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:53,027 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:53,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:53,073 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:53,073 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:53,094 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:53,096 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:53,096 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:53,096 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:53,096 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:53,096 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:53,096 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:53,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:53,141 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:53,141 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:53,161 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:53,163 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:53,163 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:53,164 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:53,164 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:53,164 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:53,164 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:53,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:53,210 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:53,211 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:53,231 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:53,233 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:53,233 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:53,233 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:53,233 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:53,233 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:53,233 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:53,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:53,279 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:53,280 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:53,299 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:53,301 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:53,302 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:53,302 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:53,302 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:53,302 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:53,302 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:53,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:53,348 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:53,349 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:53,369 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:53,371 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:53,371 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:53,371 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:53,371 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:53,371 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:53,371 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:53,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:53,418 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:53,418 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:53,438 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:53,440 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:53,440 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:53,440 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:53,441 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:53,441 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:53,441 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:53,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:53,487 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:53,488 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:53,507 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:53,510 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:53,510 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:53,510 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:53,510 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:53,510 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:53,510 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:53,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:53,557 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:53,557 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:53,577 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:53,579 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:53,579 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:53,579 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:53,579 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:53,579 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:53,580 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:53,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:53,627 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:53,627 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:53,647 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:53,649 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:53,649 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:53,649 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:53,649 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:53,649 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:53,649 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:53,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:53,696 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:53,697 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:53,717 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:53,719 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:53,719 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:53,719 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:53,719 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:53,719 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:53,719 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:53,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:53,767 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:53,767 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:53,787 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:53,789 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:53,790 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:53,790 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:53,790 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:53,790 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:53,790 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:53,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:53,836 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:53,836 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:53,857 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:53,859 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:53,859 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:53,859 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:53,859 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:53,859 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:53,859 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:53,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:53,907 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:53,907 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:53,927 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:53,929 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:53,929 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:53,929 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:53,929 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:53,929 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:53,930 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:53,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:53,975 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:53,975 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:53,995 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:53,997 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:53,997 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:53,997 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:53,998 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:53,998 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:53,998 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:54,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:54,044 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:54,044 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:54,064 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:54,067 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:54,067 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:54,067 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:54,067 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:54,067 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:54,067 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:54,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:54,113 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:54,113 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:54,133 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:54,135 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:54,135 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:54,135 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:54,135 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:54,135 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:54,136 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:54,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:54,182 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:54,182 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:54,203 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:54,205 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:54,205 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:54,205 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:54,205 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:54,205 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:54,205 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:54,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:54,253 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:54,253 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:54,287 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:54,290 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:54,290 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:54,291 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:54,291 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:54,291 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:54,291 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:54,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:54,341 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:54,342 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:54,376 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:54,379 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:54,380 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:54,380 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:54,380 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:54,380 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:54,380 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:54,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:54,431 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:54,431 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:54,456 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:54,459 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:54,459 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:54,459 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:54,459 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:54,459 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:54,459 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:54,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:54,511 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:54,511 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:54,535 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:54,538 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:54,538 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:54,539 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:54,539 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:54,539 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:54,539 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:54,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:54,589 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:54,590 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:54,609 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:54,611 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:54,611 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:54,611 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:54,611 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:54,611 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:54,611 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:54,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:54,658 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:54,659 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:54,679 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:54,681 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:54,682 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:54,682 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:54,682 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:54,682 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:54,682 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:54,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:54,729 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:54,729 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:54,751 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:54,753 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:54,753 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:54,753 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:54,753 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:54,753 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:54,753 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:54,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:54,800 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:54,800 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:54,820 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:54,822 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:54,823 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:54,823 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:54,823 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:54,823 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:54,823 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:54,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:54,870 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:54,870 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:54,891 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:54,893 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:54,894 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:54,894 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:54,894 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:54,894 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:54,894 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:54,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:54,941 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:54,941 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:54,962 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:54,964 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:54,964 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:54,964 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:54,964 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:54,964 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:54,964 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:54,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:55,011 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:55,011 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:55,031 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:55,033 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:55,034 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:55,034 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:55,034 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:55,034 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:55,034 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:55,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:55,080 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:55,080 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:55,101 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:55,103 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:55,103 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:55,103 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:55,103 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:55,104 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:55,104 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:55,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:55,149 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:55,149 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:55,169 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:55,172 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:55,172 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:55,172 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:55,172 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:55,172 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:55,172 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:55,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:55,218 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:55,218 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:55,237 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:55,240 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:55,240 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:55,240 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:55,240 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:55,240 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:55,240 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:55,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:55,287 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:55,287 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:55,307 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:55,309 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:55,309 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:55,309 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:55,309 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:55,310 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:55,310 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:55,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:55,356 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:55,357 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:55,377 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:55,379 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:55,379 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:55,379 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:55,379 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:55,379 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:55,379 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:55,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:55,425 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:55,426 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:55,445 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:55,448 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:55,448 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:55,448 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:55,448 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:55,448 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:55,448 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:55,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:55,495 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:55,495 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:55,515 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:55,518 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:55,518 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:55,518 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:55,518 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:55,518 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:55,518 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:55,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:55,564 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:55,564 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:55,584 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:55,586 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:55,587 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:55,587 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:55,587 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:55,587 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:55,587 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:55,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:55,634 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:55,635 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:55,655 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:55,657 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:55,657 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:55,657 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:55,658 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:55,658 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:55,658 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:55,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:55,705 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:55,705 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:55,726 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:55,728 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:55,728 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:55,728 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:55,728 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:55,728 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:55,728 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:55,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:55,776 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:55,776 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:55,796 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:55,798 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:55,798 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:55,799 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:55,799 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:55,799 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:55,799 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:55,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:55,845 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:55,846 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:55,866 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:55,868 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:55,869 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:55,869 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:55,869 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:55,869 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:55,869 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:55,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:55,916 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:55,917 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:55,937 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:55,939 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:55,939 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:55,939 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:55,940 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:55,940 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:55,940 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:55,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:55,987 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:55,987 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:56,007 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:56,009 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:56,009 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:56,009 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:56,010 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:56,010 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:56,010 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:56,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:56,058 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:56,058 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:56,080 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:56,082 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:56,082 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:56,083 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:56,083 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:56,083 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:56,083 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:56,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:56,130 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:56,131 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:56,152 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:56,155 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:56,155 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:56,155 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:56,155 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:56,155 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:56,155 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:56,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:56,206 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:56,207 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:56,227 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:56,230 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:56,230 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:56,230 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:56,230 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:56,230 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:56,230 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:56,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:56,277 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:56,278 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:56,298 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:56,300 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:56,300 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:56,300 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:56,300 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:56,300 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:56,300 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:56,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:56,346 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:56,347 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:56,366 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:56,368 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:56,368 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:56,368 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:56,368 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:56,369 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:56,369 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:56,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:56,415 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:56,415 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:56,436 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:56,438 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:56,438 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:56,438 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:56,438 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:56,438 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:56,438 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:56,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:56,485 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:56,485 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:56,505 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:56,507 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:56,507 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:56,507 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:56,507 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:56,507 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:56,508 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:56,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:56,553 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:56,554 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:56,574 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:56,576 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:56,576 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:56,576 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:56,576 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:56,576 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:56,576 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:56,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:56,624 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:56,624 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:56,644 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:56,646 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:56,646 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:56,646 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:56,647 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:56,647 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:56,647 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:56,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:56,693 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:56,693 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:56,713 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:56,715 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:56,715 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:56,715 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:56,716 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:56,716 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:56,716 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:56,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:56,762 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:56,762 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:56,782 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:56,784 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:56,784 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:56,784 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:56,784 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:56,784 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:56,785 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:56,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:56,830 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:56,831 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:56,851 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:56,853 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:56,853 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:56,853 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:56,853 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:56,853 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:56,853 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:56,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:56,899 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:56,899 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:56,919 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:56,921 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:56,921 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:56,922 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:56,922 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:56,922 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:56,922 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:56,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:56,968 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:56,969 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:56,989 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:56,991 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:56,991 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:56,991 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:56,992 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:56,992 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:56,992 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:57,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:57,037 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:57,037 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:57,057 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:57,059 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:57,060 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:57,060 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:57,060 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:57,060 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:57,060 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:57,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:57,107 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:57,107 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:57,127 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:57,129 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:57,129 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:57,129 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:57,130 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:57,130 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:57,130 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:57,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:57,176 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:57,176 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:57,197 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:57,199 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:57,199 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:57,199 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:57,199 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:57,199 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:57,199 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:57,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:57,245 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:57,245 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:57,265 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:57,268 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:57,268 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:57,268 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:57,268 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:57,268 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:57,268 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:57,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:57,315 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:57,315 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:57,335 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:57,337 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:57,338 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:57,338 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:57,338 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:57,338 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:57,338 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:57,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:57,385 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:57,385 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:57,406 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:57,408 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:57,408 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:57,408 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:57,408 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:57,408 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:57,408 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:57,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:57,455 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:57,456 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:57,476 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:57,478 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:57,478 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:57,478 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:57,478 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:57,478 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:57,479 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:57,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:57,526 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:57,526 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:57,546 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:57,548 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:57,548 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:57,548 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:57,549 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:57,549 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:57,549 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:57,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:57,596 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:57,596 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:57,617 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:57,619 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:57,619 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:57,619 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:57,619 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:57,619 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:57,619 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:57,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:57,666 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:57,667 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:57,687 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:57,689 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:57,689 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:57,690 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:57,690 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:57,690 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:57,690 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:57,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:57,738 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:57,738 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:57,760 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:57,762 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:57,762 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:57,762 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:57,762 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:57,762 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:57,762 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:57,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:57,810 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:57,810 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:57,830 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:57,833 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:57,833 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:57,833 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:57,833 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:57,833 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:57,833 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:57,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:57,882 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:57,882 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:57,903 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:57,905 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:57,905 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:57,905 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:57,905 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:57,906 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:57,906 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:57,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:57,953 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:57,954 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:57,975 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:57,982 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:57,983 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:57,983 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:57,983 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:57,983 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:57,983 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:58,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:58,029 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:58,030 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:58,051 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:58,053 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:58,053 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:58,054 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:58,054 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:58,054 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:58,054 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:58,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:58,101 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:58,101 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:58,122 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:58,124 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:58,124 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:58,125 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:58,125 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:58,125 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:58,125 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:58,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:58,171 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:58,172 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:58,192 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:58,194 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:58,194 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:58,194 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:58,194 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:58,194 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:58,194 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:58,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:58,240 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:58,240 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:58,260 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:58,263 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:58,263 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:58,263 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:58,263 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:58,263 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:58,263 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:58,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:58,309 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:58,309 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:58,329 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:58,331 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:58,331 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:58,331 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:58,332 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:58,332 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:58,332 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:58,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:58,378 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:58,379 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:58,398 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:58,401 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:58,401 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:58,401 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:58,401 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:58,401 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:58,401 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:58,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:58,447 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:58,448 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:58,467 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:58,470 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:58,470 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:58,470 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:58,470 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:58,470 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:58,470 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:58,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:58,517 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:58,517 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:58,537 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:58,540 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:58,540 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:58,540 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:58,540 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:58,540 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:58,540 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:58,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:58,587 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:58,587 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:58,607 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:58,609 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:58,609 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:58,609 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:58,609 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:58,609 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:58,610 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:58,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:58,656 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:58,656 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:58,676 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:58,678 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:58,679 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:58,679 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:58,679 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:58,679 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:58,679 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:58,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:58,726 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:58,726 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:58,746 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:58,748 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:58,748 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:58,748 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:58,748 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:58,748 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:58,748 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:58,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:58,793 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:58,794 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:58,813 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:58,816 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:58,816 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:58,816 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:58,816 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:58,816 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:58,816 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:58,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:58,862 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:58,863 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:58,883 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:58,885 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:58,885 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:58,885 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:58,885 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:58,885 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:58,885 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:58,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:58,931 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:58,932 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:58,952 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:58,954 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:58,954 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:58,954 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:58,955 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:58,955 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:58,955 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:58,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:59,001 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:59,001 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:59,022 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:59,024 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:59,024 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:59,024 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:59,025 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:59,025 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:59,025 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:59,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:59,071 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:59,071 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:59,092 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:59,094 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:59,094 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:59,094 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:59,094 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:59,094 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:59,094 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:59,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:59,140 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:59,141 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:59,163 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:59,165 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:59,165 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:59,165 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:59,165 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:59,165 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:59,166 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:59,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:59,213 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:59,213 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:59,235 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:59,237 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:59,237 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:59,238 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:59,238 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:59,238 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:59,238 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:59,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:59,285 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:59,285 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:59,306 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:59,309 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:59,309 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:59,309 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:59,309 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:59,309 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:59,309 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:59,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:59,357 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:59,358 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:59,379 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:59,381 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:59,381 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:59,381 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:59,381 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:59,381 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:59,381 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:59,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:59,429 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:59,429 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:59,449 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:59,451 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:59,451 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:59,451 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:59,452 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:59,452 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:59,452 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:59,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:59,498 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:59,498 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:59,518 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:59,520 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:59,520 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:59,520 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:59,520 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:59,520 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:59,521 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:59,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:59,568 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:59,568 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:59,589 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:59,591 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:59,591 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:59,591 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:59,591 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:59,591 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:59,591 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:59,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:59,638 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:59,639 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:59,658 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:59,660 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:59,661 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:59,661 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:59,661 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:59,661 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:59,661 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:59,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:59,708 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:59,709 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:59,729 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:59,731 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:59,731 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:59,731 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:59,731 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:59,731 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:59,731 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:59,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:59,779 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:59,779 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:59,804 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:59,806 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:59,806 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:59,806 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:59,806 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:59,806 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:59,806 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:59,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:59,853 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:59,853 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:59,874 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:59,876 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:59,876 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:59,876 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:59,876 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:59,877 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:59,877 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:59,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:59,924 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:59,924 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:31:59,944 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:31:59,946 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:59,946 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:31:59,946 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:31:59,946 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:59,946 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:59,946 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:59,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:59,992 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:31:59,992 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:00,012 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:32:00,014 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:00,014 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:32:00,014 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:32:00,015 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:32:00,015 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:00,015 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:00,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:00,060 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:32:00,061 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:00,081 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:32:00,083 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:00,083 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:32:00,083 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:32:00,084 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:32:00,084 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:00,084 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:00,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:00,130 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:32:00,130 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:00,150 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:32:00,152 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:00,153 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:32:00,153 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:32:00,153 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:32:00,153 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:00,153 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:00,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:00,198 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:32:00,198 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:00,218 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:32:00,220 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:00,221 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:32:00,221 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:32:00,221 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:32:00,221 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:00,221 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:00,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:00,267 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:32:00,267 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:00,288 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:32:00,290 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:00,290 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:32:00,290 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:32:00,290 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:32:00,290 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:00,290 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:00,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:00,336 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:32:00,336 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:00,357 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:32:00,359 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:00,359 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:32:00,359 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:32:00,359 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:32:00,359 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:00,359 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:00,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:00,405 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:32:00,406 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:00,426 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:32:00,429 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:00,429 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:32:00,429 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:32:00,429 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:32:00,429 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:00,429 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:00,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:00,476 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:32:00,477 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:00,497 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:32:00,499 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:00,500 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:32:00,500 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:32:00,500 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:32:00,500 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:00,500 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:00,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:00,547 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:32:00,547 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:00,568 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:32:00,570 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:00,570 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:32:00,570 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:32:00,570 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:32:00,570 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:00,570 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:00,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:00,617 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:32:00,618 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:00,638 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:32:00,640 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:00,641 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:32:00,641 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:32:00,641 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:32:00,641 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:00,641 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:00,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:00,689 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:32:00,689 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:00,710 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:32:00,712 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:00,712 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:32:00,712 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:32:00,712 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:32:00,712 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:00,712 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:00,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:00,759 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:32:00,759 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:00,781 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:32:00,783 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:00,783 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:32:00,783 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:32:00,784 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:32:00,784 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:00,784 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:00,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:00,832 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:32:00,832 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:00,852 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:32:00,855 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:00,855 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:32:00,855 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:32:00,855 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:32:00,855 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:00,855 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:00,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:00,903 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:32:00,903 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:00,924 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:32:00,926 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:00,926 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:32:00,926 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:32:00,926 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:32:00,926 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:00,926 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:00,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:00,975 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:32:00,975 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:00,997 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:32:00,999 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:00,999 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:32:00,999 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:32:00,999 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:32:00,999 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:00,999 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:01,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:01,047 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:32:01,047 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:01,069 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:32:01,071 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:01,071 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:32:01,071 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:32:01,071 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:32:01,071 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:01,071 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:01,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:01,119 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:32:01,119 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:01,141 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:32:01,143 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:01,143 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:32:01,143 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:32:01,143 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:32:01,143 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:01,143 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:01,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:01,190 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:32:01,190 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:01,211 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:32:01,213 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:01,213 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:32:01,213 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:32:01,213 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:32:01,213 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:01,214 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:01,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:01,260 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:32:01,261 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:01,281 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:32:01,283 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:01,284 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:32:01,284 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:32:01,284 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:32:01,284 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:01,284 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:01,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:01,330 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:32:01,331 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:01,351 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:32:01,353 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:01,353 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:32:01,353 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:32:01,353 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:32:01,353 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:01,353 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:01,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:01,400 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:32:01,401 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:01,420 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:32:01,423 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:01,423 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:32:01,423 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:32:01,423 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:32:01,423 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:01,423 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:01,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:01,470 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:32:01,471 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:01,491 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:32:01,493 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:01,493 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:32:01,494 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:32:01,494 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:32:01,494 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:01,494 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:01,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:01,543 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:32:01,543 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:01,564 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:32:01,566 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:01,566 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:32:01,566 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:32:01,567 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:32:01,567 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:01,567 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:01,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:01,615 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:32:01,615 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:01,641 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:32:01,643 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:01,643 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:32:01,643 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:32:01,643 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:32:01,644 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:01,644 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:01,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:01,690 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:32:01,690 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:01,709 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:32:01,712 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:01,712 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:32:01,712 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:32:01,712 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:32:01,712 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:01,712 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:01,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:01,759 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:32:01,759 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:01,780 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:32:01,782 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:01,782 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:32:01,782 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:32:01,782 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:32:01,782 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:01,782 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:01,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:01,829 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:32:01,830 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:01,850 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:32:01,852 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:01,852 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:32:01,852 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:32:01,852 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:32:01,852 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:01,852 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:01,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:01,898 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:32:01,899 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:01,918 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:32:01,921 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:01,921 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:32:01,921 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:32:01,921 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:32:01,921 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:01,921 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:01,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:01,967 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:32:01,967 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:01,987 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:32:01,989 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:01,990 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:32:01,990 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:32:01,990 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:32:01,990 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:01,990 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:02,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:02,036 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:32:02,036 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:02,056 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:32:02,058 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:02,058 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:32:02,058 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:32:02,058 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:32:02,058 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:02,058 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:02,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:02,105 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:32:02,105 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:02,125 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:32:02,127 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:02,127 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:32:02,128 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:32:02,128 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:32:02,128 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:02,128 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:02,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:02,174 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:32:02,174 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:02,194 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:32:02,197 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:02,197 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:32:02,197 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:32:02,197 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:32:02,197 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:02,197 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:02,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:02,244 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:32:02,244 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:02,266 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:32:02,268 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:02,268 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:32:02,269 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:32:02,269 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:32:02,269 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:02,269 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:02,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:02,316 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:32:02,316 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:02,338 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:32:02,340 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:02,340 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:32:02,340 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:32:02,340 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:32:02,340 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:02,340 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:02,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:02,387 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:32:02,388 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:02,408 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:32:02,410 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:02,410 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:32:02,410 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:32:02,411 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:32:02,411 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:02,411 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:02,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:02,458 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:32:02,458 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:02,478 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:32:02,481 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:02,481 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:32:02,481 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:32:02,481 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:32:02,481 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:02,481 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:02,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:02,528 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:32:02,529 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:02,548 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:32:02,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:02,551 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:32:02,551 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:32:02,551 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:32:02,551 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:02,551 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:02,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:02,599 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:32:02,599 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:02,620 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:32:02,623 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:02,623 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:32:02,623 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:32:02,623 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:32:02,623 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:02,623 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:02,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:02,670 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:32:02,671 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:02,691 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:32:02,693 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:02,693 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:32:02,693 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:32:02,693 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:32:02,693 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:02,693 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:02,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:02,740 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:32:02,740 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:02,760 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:32:02,762 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:02,762 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:32:02,763 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:32:02,763 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:32:02,763 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:02,763 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:02,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:02,809 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:32:02,809 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:02,829 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:32:02,832 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:02,832 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:32:02,832 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:32:02,832 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:32:02,832 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:02,832 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:02,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:02,878 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:32:02,879 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:02,899 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:32:02,901 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:02,901 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:32:02,901 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:32:02,901 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:32:02,901 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:02,902 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:02,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:02,948 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:32:02,948 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:02,968 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:32:02,970 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:02,970 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:32:02,970 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:32:02,970 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:32:02,970 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:02,970 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:03,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:03,016 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:32:03,017 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:03,037 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:32:03,039 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:03,039 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:32:03,039 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:32:03,040 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:32:03,040 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:03,040 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:03,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:03,086 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:32:03,087 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:03,107 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:32:03,109 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:03,109 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:32:03,109 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:32:03,109 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:32:03,109 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:03,109 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:03,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:03,156 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:32:03,156 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:03,177 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:32:03,179 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:03,179 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:32:03,179 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:32:03,179 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:32:03,179 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:03,179 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:03,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:03,225 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:32:03,226 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:03,246 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:32:03,248 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:03,248 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:32:03,248 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:32:03,248 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:32:03,248 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:03,248 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:03,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:03,294 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:32:03,294 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:03,315 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:32:03,317 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:03,317 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:32:03,317 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:32:03,317 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:32:03,317 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:03,317 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:03,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:03,363 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:32:03,364 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:03,384 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:32:03,386 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:03,386 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:32:03,386 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:32:03,386 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:32:03,386 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:03,386 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:03,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:03,439 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:32:03,440 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:03,460 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:32:03,462 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:03,462 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:32:03,462 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:32:03,462 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:32:03,462 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:03,462 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:03,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:03,509 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:32:03,510 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:03,530 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:32:03,532 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:03,532 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:32:03,532 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:32:03,532 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:32:03,532 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:03,532 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:03,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:03,579 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:32:03,580 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:03,600 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:32:03,602 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:03,602 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:32:03,602 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:32:03,602 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:32:03,602 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:03,602 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:03,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:03,650 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:32:03,650 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:03,670 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:32:03,673 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:03,673 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:32:03,673 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:32:03,673 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:32:03,673 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:03,673 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:03,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:03,720 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:32:03,720 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:03,741 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:32:03,743 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:03,743 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:32:03,743 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:32:03,743 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:32:03,743 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:03,743 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:03,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:03,791 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:32:03,791 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:03,813 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:32:03,815 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:03,815 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:32:03,815 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:32:03,815 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:32:03,815 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:03,816 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:03,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:03,864 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:32:03,864 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:03,885 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:32:03,887 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:03,887 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:32:03,887 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:32:03,887 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:32:03,887 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:03,887 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:03,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:03,935 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:32:03,936 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:03,956 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:32:03,958 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:03,958 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:32:03,959 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:32:03,959 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:32:03,959 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:03,959 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:03,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:04,006 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:32:04,006 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:04,027 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:32:04,029 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:04,029 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:32:04,029 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:32:04,029 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:32:04,029 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:04,030 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:04,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:04,077 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:32:04,077 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:04,097 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:32:04,099 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:04,100 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:32:04,100 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:32:04,100 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:32:04,100 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:04,100 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:04,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:04,148 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:32:04,148 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:04,169 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:32:04,171 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:04,171 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:32:04,171 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:32:04,172 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:32:04,172 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:04,172 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:04,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:04,219 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:32:04,219 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:04,240 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:32:04,242 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:04,242 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:32:04,242 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:32:04,242 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:32:04,242 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:04,242 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:04,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:04,289 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:32:04,290 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:04,310 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:32:04,312 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:04,313 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:32:04,313 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:32:04,313 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:32:04,313 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:04,313 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:04,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:04,359 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:32:04,359 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:04,380 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:32:04,382 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:04,382 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:32:04,382 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:32:04,382 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:32:04,382 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:04,382 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:04,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:04,429 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:32:04,429 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:04,449 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:32:04,451 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:04,451 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:32:04,451 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:32:04,451 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:32:04,452 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:04,452 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:04,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:04,498 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:32:04,498 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:04,518 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:32:04,520 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:04,520 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:32:04,520 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:32:04,520 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:32:04,520 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:04,521 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:04,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:04,568 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:32:04,568 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:04,588 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:32:04,590 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:04,590 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:32:04,590 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:32:04,590 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:32:04,590 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:04,591 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:04,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:04,638 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:32:04,639 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:04,658 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:32:04,660 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:04,661 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:32:04,661 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:32:04,661 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:32:04,661 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:04,661 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:04,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:04,709 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:32:04,709 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:04,729 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:32:04,731 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:04,731 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:32:04,731 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:32:04,731 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:32:04,731 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:04,731 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:04,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:04,778 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:32:04,778 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:04,798 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:32:04,801 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:04,801 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:32:04,801 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:32:04,801 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:32:04,801 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:04,801 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:04,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:04,847 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:32:04,847 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:04,867 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:32:04,869 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:04,869 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:32:04,870 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:32:04,870 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:32:04,870 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:04,870 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:04,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:04,916 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:32:04,916 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:04,937 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:32:04,939 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:04,939 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:32:04,939 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:32:04,939 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:32:04,939 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:04,939 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:04,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:04,986 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:32:04,986 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:05,006 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:32:05,008 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:05,008 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:32:05,008 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:32:05,008 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:32:05,008 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:05,008 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:05,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:05,054 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:32:05,055 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:05,075 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:32:05,077 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:05,077 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:32:05,077 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:32:05,077 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:32:05,077 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:05,077 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:05,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:05,124 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:32:05,124 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:05,144 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:32:05,147 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:05,147 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:32:05,147 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:32:05,147 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:32:05,147 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:05,147 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:05,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:05,194 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:32:05,194 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:05,221 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:32:05,223 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:05,224 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:32:05,224 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:32:05,224 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:32:05,224 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:05,224 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:05,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:05,270 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:32:05,270 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:05,290 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:32:05,292 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:05,293 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:32:05,293 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:32:05,293 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:32:05,293 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:05,293 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:05,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:05,339 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:32:05,340 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:05,360 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:32:05,362 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:05,363 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:32:05,363 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:32:05,363 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:32:05,363 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:05,363 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:05,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:05,410 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:32:05,410 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:05,432 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:32:05,435 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:05,435 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:32:05,435 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:32:05,435 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:32:05,435 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:05,435 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:05,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:05,483 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:32:05,483 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:05,505 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:32:05,507 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:05,507 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:32:05,507 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:32:05,507 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:32:05,507 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:05,507 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:05,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:05,569 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:32:05,570 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:05,594 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:32:05,597 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:05,597 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:32:05,597 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:32:05,598 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:32:05,598 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:05,598 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:05,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:05,647 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:32:05,647 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:05,666 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:32:05,668 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:05,668 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:32:05,669 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:32:05,669 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:32:05,669 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:05,669 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:05,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:05,715 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:32:05,716 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:05,736 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:32:05,738 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:05,738 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:32:05,738 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:32:05,738 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:32:05,738 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:05,739 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:05,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:05,786 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:32:05,786 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:05,806 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:32:05,808 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:05,808 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:32:05,808 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:32:05,808 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:32:05,808 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:05,808 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:05,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:05,855 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:32:05,855 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:05,876 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:32:05,878 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:05,878 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:32:05,878 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:32:05,878 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:32:05,878 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:05,878 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:05,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:05,926 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:32:05,926 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:05,947 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:32:05,949 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:05,949 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:32:05,949 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:32:05,949 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:32:05,949 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:05,949 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:05,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:05,996 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:32:05,996 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:06,016 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:32:06,019 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:06,019 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:32:06,019 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:32:06,019 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:32:06,019 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:06,019 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:06,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:06,065 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:32:06,065 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:06,086 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:32:06,088 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:06,088 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:32:06,088 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:32:06,088 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:32:06,088 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:06,088 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:06,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:06,135 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:32:06,135 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:06,155 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:32:06,158 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:06,158 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:32:06,158 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:32:06,158 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:32:06,158 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:06,158 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:06,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:06,204 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:32:06,204 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:06,225 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:32:06,227 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:06,227 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:32:06,227 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:32:06,227 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:32:06,227 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:06,227 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:06,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:06,274 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:32:06,274 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:06,294 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:32:06,297 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:06,297 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:32:06,297 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:32:06,297 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:32:06,297 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:06,297 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:06,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:06,343 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:32:06,343 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:06,363 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:32:06,365 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:06,366 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:32:06,366 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:32:06,366 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:32:06,366 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:06,366 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:06,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:06,411 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:32:06,412 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:06,432 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:32:06,434 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:06,434 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:32:06,435 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:32:06,435 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:32:06,435 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:06,435 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:06,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:06,481 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:32:06,481 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:06,502 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:32:06,504 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:06,504 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:32:06,504 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:32:06,504 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:32:06,504 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:06,504 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:06,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:06,551 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:32:06,552 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:06,572 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:32:06,574 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:06,574 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:32:06,574 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:32:06,574 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:32:06,574 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:06,574 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:06,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:06,622 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:32:06,622 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:06,642 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:32:06,645 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:06,645 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:32:06,645 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:32:06,645 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:32:06,645 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:06,645 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:06,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:06,692 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:32:06,693 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:06,713 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:32:06,715 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:06,716 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:32:06,716 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:32:06,716 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:32:06,716 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:06,716 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:06,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:06,762 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:32:06,763 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:06,783 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:32:06,785 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:06,786 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:32:06,786 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:32:06,786 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:32:06,786 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:06,786 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:06,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:06,832 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:32:06,833 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:06,853 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:32:06,855 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:06,855 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:32:06,855 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:32:06,855 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:32:06,855 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:06,855 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:06,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:06,902 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:32:06,903 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:06,924 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:32:06,926 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:06,926 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:32:06,926 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:32:06,926 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:32:06,926 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:06,926 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:06,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:06,974 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:32:06,975 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:06,996 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:32:06,999 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:06,999 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:32:06,999 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:32:06,999 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:32:06,999 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:06,999 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:07,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:07,053 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:32:07,053 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:07,073 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:32:07,075 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:07,076 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:32:07,076 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:32:07,076 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:32:07,076 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:07,076 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:07,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:07,123 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:32:07,123 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:07,145 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:32:07,147 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:07,147 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:32:07,147 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:32:07,147 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:32:07,147 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:07,147 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:07,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:07,196 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:32:07,196 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:07,217 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:32:07,219 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:07,220 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:32:07,220 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:32:07,220 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:32:07,220 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:07,220 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:07,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:07,267 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:32:07,267 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:07,289 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:32:07,291 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:07,291 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:32:07,291 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:32:07,291 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:32:07,291 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:07,292 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:07,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:07,339 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:32:07,339 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:07,361 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:32:07,363 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:07,363 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:32:07,363 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:32:07,363 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:32:07,363 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:07,363 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:07,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:07,410 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:32:07,410 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:07,431 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:32:07,433 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:07,433 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:32:07,433 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:32:07,433 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:32:07,433 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:07,433 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:07,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:07,480 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:32:07,480 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:07,500 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:32:07,503 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:07,503 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:32:07,503 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:32:07,503 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:32:07,503 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:07,503 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:07,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:07,551 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:32:07,551 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:07,571 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:32:07,574 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:07,574 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:32:07,574 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:32:07,574 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:32:07,574 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:07,574 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:07,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:07,622 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:32:07,622 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:07,642 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:32:07,644 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:07,644 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:32:07,644 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:32:07,644 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:32:07,644 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:07,645 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:07,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:07,692 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:32:07,693 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:07,713 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:32:07,716 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:07,716 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:32:07,716 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:32:07,716 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:32:07,716 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:07,716 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:07,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:07,764 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:32:07,764 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:07,784 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:32:07,786 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:07,787 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:32:07,787 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:32:07,787 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:32:07,787 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:07,787 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:07,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:07,835 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:32:07,835 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:07,856 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:32:07,858 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:07,858 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:32:07,858 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:32:07,858 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:32:07,858 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:07,858 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:07,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:07,906 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:32:07,906 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:07,926 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:32:07,928 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:07,929 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:32:07,929 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:32:07,929 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:32:07,929 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:07,929 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:07,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:07,974 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:32:07,975 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:07,995 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:32:07,997 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:07,997 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:32:07,997 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:32:07,997 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:32:07,997 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:07,998 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:08,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:08,044 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:32:08,044 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:08,064 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:32:08,067 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:08,067 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:32:08,067 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:32:08,067 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:32:08,067 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:08,067 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:08,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:08,113 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:32:08,114 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:08,134 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:32:08,136 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:08,136 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:32:08,136 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:32:08,136 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:32:08,136 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:08,136 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:08,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:08,183 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:32:08,183 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:08,203 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:32:08,205 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:08,206 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:32:08,206 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:32:08,206 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:32:08,206 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:08,206 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:08,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:08,252 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:32:08,253 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:08,273 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:32:08,275 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:08,275 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:32:08,275 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:32:08,275 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:32:08,275 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:08,275 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:08,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:08,322 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:32:08,323 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:08,344 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:32:08,346 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:08,346 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:32:08,346 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:32:08,346 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:32:08,346 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:08,346 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:08,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:08,393 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:32:08,393 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:08,415 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:32:08,417 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:08,417 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:32:08,417 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:32:08,417 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:32:08,417 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:08,417 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:08,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:08,466 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:32:08,466 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:08,488 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:32:08,490 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:08,490 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:32:08,490 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:32:08,490 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:32:08,491 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:08,491 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:08,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:08,539 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:32:08,539 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:08,561 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:32:08,563 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:08,563 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:32:08,563 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:32:08,563 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:32:08,563 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:08,563 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:08,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:08,613 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:32:08,613 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:08,634 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:32:08,636 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:08,636 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:32:08,636 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:32:08,636 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:32:08,636 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:08,636 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:08,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:08,684 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:32:08,684 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:08,705 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:32:08,707 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:08,707 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:32:08,707 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:32:08,707 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:32:08,707 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:08,707 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:08,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:08,754 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:32:08,754 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:08,774 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:32:08,776 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:08,776 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:32:08,777 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:32:08,777 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:32:08,777 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:08,777 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:08,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:08,824 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:32:08,824 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:08,844 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:32:08,851 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:08,851 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:32:08,851 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:32:08,851 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:32:08,851 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:08,852 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:08,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:08,897 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:32:08,897 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:08,917 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:32:08,920 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:08,920 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:32:08,920 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:32:08,920 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:32:08,920 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:08,920 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:08,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:08,966 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:32:08,966 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:08,986 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:32:08,988 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:08,988 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:32:08,988 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:32:08,988 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:32:08,988 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:08,988 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:09,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:09,034 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:32:09,034 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:09,054 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:32:09,056 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:09,057 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:32:09,057 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:32:09,057 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:32:09,057 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:09,057 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:09,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:09,103 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:32:09,103 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:09,124 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:32:09,126 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:09,126 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:32:09,126 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:32:09,127 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:32:09,127 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:09,127 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:09,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:09,173 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:32:09,174 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:09,193 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:32:09,196 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:09,196 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:32:09,196 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:32:09,196 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:32:09,196 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:09,196 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:09,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:09,242 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:32:09,242 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:09,263 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:32:09,265 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:09,265 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:32:09,265 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:32:09,265 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:32:09,265 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:09,265 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:09,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:09,312 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:32:09,312 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:09,333 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:32:09,335 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:09,335 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:32:09,335 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:32:09,335 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:32:09,335 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:09,335 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:09,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:09,381 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:32:09,381 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:09,402 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:32:09,404 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:09,404 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:32:09,404 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:32:09,404 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:32:09,404 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:09,404 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:09,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:09,450 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:32:09,451 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:09,471 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:32:09,473 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:09,473 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:32:09,473 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:32:09,473 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:32:09,473 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:09,473 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:09,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:09,519 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:32:09,520 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:09,539 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:32:09,541 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:09,542 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:32:09,542 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:32:09,542 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:32:09,542 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:09,542 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:09,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:09,589 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:32:09,590 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:09,610 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:32:09,612 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:09,613 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:32:09,613 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:32:09,613 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:32:09,613 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:09,613 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:09,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:09,660 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:32:09,661 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:09,681 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:32:09,683 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:09,683 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:32:09,683 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:32:09,684 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:32:09,684 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:09,684 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:09,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:09,731 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:32:09,731 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:09,751 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:32:09,754 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:09,754 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:32:09,754 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:32:09,754 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:32:09,754 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:09,754 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:09,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:09,802 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:32:09,802 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:09,822 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:32:09,824 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:09,825 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:32:09,825 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:32:09,825 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:32:09,825 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:09,825 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:09,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:09,872 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:32:09,872 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:09,892 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:32:09,894 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:09,895 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:32:09,895 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:32:09,895 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:32:09,895 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:09,895 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:09,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:09,943 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:32:09,943 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:09,963 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:32:09,966 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:09,966 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:32:09,966 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:32:09,966 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:32:09,966 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:09,966 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:10,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:10,015 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:32:10,015 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:10,036 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:32:10,038 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:10,039 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:32:10,039 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:32:10,039 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:32:10,039 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:10,039 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:10,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:10,087 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:32:10,087 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:10,108 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:32:10,110 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:10,110 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:32:10,110 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:32:10,110 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:32:10,111 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:10,111 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:10,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:10,159 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:32:10,160 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:10,180 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:32:10,183 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:10,183 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:32:10,183 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:32:10,183 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:32:10,183 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:10,183 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:10,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:10,231 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:32:10,232 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:10,252 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:32:10,255 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:10,255 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:32:10,255 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:32:10,255 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:32:10,255 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:10,255 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:10,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:10,304 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:32:10,304 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:10,325 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:32:10,327 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:10,327 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:32:10,327 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:32:10,327 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:32:10,327 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:10,328 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:10,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:10,375 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:32:10,376 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:10,396 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:32:10,398 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:10,399 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:32:10,399 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:32:10,399 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:32:10,399 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:10,399 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:10,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:10,446 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:32:10,446 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:10,466 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:32:10,468 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:10,469 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:32:10,469 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:32:10,469 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:32:10,469 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:10,469 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:10,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:10,517 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:32:10,517 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:10,539 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:32:10,541 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:10,541 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:32:10,541 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:32:10,541 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:32:10,541 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:10,542 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:10,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:10,590 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:32:10,590 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:10,611 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:32:10,614 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:10,614 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:32:10,614 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:32:10,614 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:32:10,614 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:10,614 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:10,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:10,663 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:32:10,664 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:10,689 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:32:10,691 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:10,691 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:32:10,691 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:32:10,692 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:32:10,692 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:10,692 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:10,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:10,740 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:32:10,740 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:10,761 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:32:10,763 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:10,764 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:32:10,764 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:32:10,764 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:32:10,764 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:10,764 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:10,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:10,811 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:32:10,812 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:10,832 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:32:10,834 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:10,834 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:32:10,834 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:32:10,834 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:32:10,834 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:10,835 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:10,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:10,882 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:32:10,882 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:32:10,902 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:32:10,904 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:10,904 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 52 transitions. [2021-11-23 01:32:10,904 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-23 01:32:10,904 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:32:10,904 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:10,904 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms