./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/nla-digbench-scaling/prod4br-ll_valuebound10.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_9fc330a9-fb03-44aa-af53-4e29c4c96506/bin/ukojak-LBtLqBUTdQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fc330a9-fb03-44aa-af53-4e29c4c96506/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_9fc330a9-fb03-44aa-af53-4e29c4c96506/bin/ukojak-LBtLqBUTdQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fc330a9-fb03-44aa-af53-4e29c4c96506/bin/ukojak-LBtLqBUTdQ/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/prod4br-ll_valuebound10.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fc330a9-fb03-44aa-af53-4e29c4c96506/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_9fc330a9-fb03-44aa-af53-4e29c4c96506/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 879a640f466eee273c1bfb9ec38819f0b05c8e28dd65a68aba774d943b257ad3 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-23 01:09:13,060 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 01:09:13,062 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 01:09:13,092 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 01:09:13,093 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 01:09:13,094 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 01:09:13,096 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 01:09:13,099 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 01:09:13,101 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 01:09:13,102 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 01:09:13,103 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 01:09:13,105 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 01:09:13,105 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 01:09:13,106 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 01:09:13,108 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 01:09:13,110 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 01:09:13,111 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 01:09:13,112 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 01:09:13,114 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 01:09:13,117 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 01:09:13,119 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 01:09:13,121 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 01:09:13,123 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 01:09:13,124 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 01:09:13,127 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 01:09:13,128 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 01:09:13,128 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 01:09:13,129 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 01:09:13,130 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 01:09:13,131 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 01:09:13,132 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 01:09:13,133 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 01:09:13,134 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 01:09:13,135 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 01:09:13,136 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 01:09:13,137 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 01:09:13,138 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 01:09:13,138 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 01:09:13,139 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 01:09:13,140 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 01:09:13,141 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 01:09:13,142 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fc330a9-fb03-44aa-af53-4e29c4c96506/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 01:09:13,165 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 01:09:13,165 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 01:09:13,166 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 01:09:13,166 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 01:09:13,167 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 01:09:13,167 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 01:09:13,168 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 01:09:13,168 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 01:09:13,168 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 01:09:13,168 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 01:09:13,169 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 01:09:13,169 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 01:09:13,169 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 01:09:13,169 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 01:09:13,170 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 01:09:13,170 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 01:09:13,170 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 01:09:13,170 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 01:09:13,170 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 01:09:13,171 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 01:09:13,171 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 01:09:13,171 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 01:09:13,171 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 01:09:13,172 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 01:09:13,172 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 01:09:13,172 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 01:09:13,172 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 01:09:13,173 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 01:09:13,173 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_9fc330a9-fb03-44aa-af53-4e29c4c96506/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fc330a9-fb03-44aa-af53-4e29c4c96506/bin/ukojak-LBtLqBUTdQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 879a640f466eee273c1bfb9ec38819f0b05c8e28dd65a68aba774d943b257ad3 [2021-11-23 01:09:13,477 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 01:09:13,512 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 01:09:13,514 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 01:09:13,516 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 01:09:13,517 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 01:09:13,518 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fc330a9-fb03-44aa-af53-4e29c4c96506/bin/ukojak-LBtLqBUTdQ/../../sv-benchmarks/c/nla-digbench-scaling/prod4br-ll_valuebound10.c [2021-11-23 01:09:13,612 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fc330a9-fb03-44aa-af53-4e29c4c96506/bin/ukojak-LBtLqBUTdQ/data/4803daa3b/cb9fa312617f4be6ba223a5af0c5d8eb/FLAG3d38c4185 [2021-11-23 01:09:14,020 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 01:09:14,020 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fc330a9-fb03-44aa-af53-4e29c4c96506/sv-benchmarks/c/nla-digbench-scaling/prod4br-ll_valuebound10.c [2021-11-23 01:09:14,031 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fc330a9-fb03-44aa-af53-4e29c4c96506/bin/ukojak-LBtLqBUTdQ/data/4803daa3b/cb9fa312617f4be6ba223a5af0c5d8eb/FLAG3d38c4185 [2021-11-23 01:09:14,421 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fc330a9-fb03-44aa-af53-4e29c4c96506/bin/ukojak-LBtLqBUTdQ/data/4803daa3b/cb9fa312617f4be6ba223a5af0c5d8eb [2021-11-23 01:09:14,424 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 01:09:14,426 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 01:09:14,430 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 01:09:14,430 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 01:09:14,433 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 01:09:14,438 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:09:14" (1/1) ... [2021-11-23 01:09:14,440 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2a001ca4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:09:14, skipping insertion in model container [2021-11-23 01:09:14,441 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:09:14" (1/1) ... [2021-11-23 01:09:14,449 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 01:09:14,469 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 01:09:14,629 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_9fc330a9-fb03-44aa-af53-4e29c4c96506/sv-benchmarks/c/nla-digbench-scaling/prod4br-ll_valuebound10.c[524,537] [2021-11-23 01:09:14,709 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 01:09:14,733 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 01:09:14,752 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_9fc330a9-fb03-44aa-af53-4e29c4c96506/sv-benchmarks/c/nla-digbench-scaling/prod4br-ll_valuebound10.c[524,537] [2021-11-23 01:09:14,779 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 01:09:14,803 INFO L208 MainTranslator]: Completed translation [2021-11-23 01:09:14,803 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:09:14 WrapperNode [2021-11-23 01:09:14,803 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 01:09:14,804 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 01:09:14,805 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 01:09:14,805 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 01:09:14,813 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:09:14" (1/1) ... [2021-11-23 01:09:14,820 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:09:14" (1/1) ... [2021-11-23 01:09:14,841 INFO L137 Inliner]: procedures = 14, calls = 13, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 53 [2021-11-23 01:09:14,841 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 01:09:14,842 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 01:09:14,842 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 01:09:14,842 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 01:09:14,851 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:09:14" (1/1) ... [2021-11-23 01:09:14,852 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:09:14" (1/1) ... [2021-11-23 01:09:14,853 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:09:14" (1/1) ... [2021-11-23 01:09:14,854 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:09:14" (1/1) ... [2021-11-23 01:09:14,858 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:09:14" (1/1) ... [2021-11-23 01:09:14,878 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:09:14" (1/1) ... [2021-11-23 01:09:14,879 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:09:14" (1/1) ... [2021-11-23 01:09:14,882 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 01:09:14,883 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 01:09:14,883 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 01:09:14,883 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 01:09:14,890 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:09:14" (1/1) ... [2021-11-23 01:09:14,898 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 01:09:14,911 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fc330a9-fb03-44aa-af53-4e29c4c96506/bin/ukojak-LBtLqBUTdQ/z3 [2021-11-23 01:09:14,935 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fc330a9-fb03-44aa-af53-4e29c4c96506/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 01:09:14,965 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fc330a9-fb03-44aa-af53-4e29c4c96506/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 01:09:14,993 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 01:09:14,994 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-11-23 01:09:14,994 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-11-23 01:09:14,996 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 01:09:14,997 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 01:09:14,997 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 01:09:14,997 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2021-11-23 01:09:14,997 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2021-11-23 01:09:15,066 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 01:09:15,068 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 01:09:15,212 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 01:09:15,267 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-23 01:09:15,267 INFO L301 CfgBuilder]: Removed 1 assume(true) statements. [2021-11-23 01:09:15,270 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:09:15 BoogieIcfgContainer [2021-11-23 01:09:15,270 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-23 01:09:15,271 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-23 01:09:15,271 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-23 01:09:15,288 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-23 01:09:15,302 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:09:15" (1/1) ... [2021-11-23 01:09:15,311 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 01:09:15,379 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:15,403 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 21 states and 27 transitions. [2021-11-23 01:09:15,403 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 27 transitions. [2021-11-23 01:09:15,409 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:09:15,409 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:15,410 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:15,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:15,579 INFO L263 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:09:15,584 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:15,836 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-23 01:09:15,921 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:15,922 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 25 states and 34 transitions. [2021-11-23 01:09:15,923 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 34 transitions. [2021-11-23 01:09:15,927 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:09:15,927 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:15,927 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:16,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:16,004 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 15 conjunts are in the unsatisfiable core [2021-11-23 01:09:16,006 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:16,489 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 3 proven. 1 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:09:20,426 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.47s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2021-11-23 01:09:20,999 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:21,000 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 32 states and 52 transitions. [2021-11-23 01:09:21,000 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 52 transitions. [2021-11-23 01:09:21,002 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:09:21,002 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:21,002 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:21,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:21,034 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-23 01:09:21,036 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:21,218 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:09:22,180 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:22,181 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-23 01:09:22,181 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-23 01:09:22,183 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:09:22,183 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:22,183 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:22,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:22,212 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-23 01:09:22,214 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:22,312 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:09:22,324 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:22,325 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-23 01:09:22,325 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-23 01:09:22,326 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:09:22,327 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:22,327 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:22,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:22,356 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-23 01:09:22,358 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:22,470 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:09:22,485 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:22,487 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-23 01:09:22,487 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-23 01:09:22,492 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:09:22,492 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:22,493 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:22,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:22,545 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-23 01:09:22,547 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:22,647 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:09:22,661 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:22,664 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-23 01:09:22,665 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-23 01:09:22,671 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:09:22,671 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:22,671 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:22,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:22,725 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-23 01:09:22,726 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:22,823 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:09:22,841 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:22,842 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-23 01:09:22,842 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-23 01:09:22,843 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:09:22,844 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:22,845 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:22,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:22,883 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-23 01:09:22,886 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:22,997 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:09:23,009 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:23,014 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-23 01:09:23,016 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-23 01:09:23,017 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:09:23,018 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:23,019 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:23,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:23,055 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-23 01:09:23,057 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:23,170 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:09:23,180 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:23,181 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-23 01:09:23,182 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-23 01:09:23,183 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:09:23,184 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:23,185 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:23,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:23,219 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-23 01:09:23,226 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:23,332 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:09:23,344 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:23,350 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-23 01:09:23,350 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-23 01:09:23,351 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:09:23,351 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:23,352 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:23,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:23,397 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-23 01:09:23,398 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:23,492 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:09:23,509 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:23,509 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-23 01:09:23,510 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-23 01:09:23,510 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:09:23,511 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:23,511 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:23,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:23,540 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-23 01:09:23,541 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:23,623 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:09:23,633 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:23,634 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-23 01:09:23,634 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-23 01:09:23,635 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:09:23,635 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:23,635 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:23,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:23,657 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-23 01:09:23,658 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:23,748 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:09:23,756 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:23,756 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-23 01:09:23,757 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-23 01:09:23,757 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:09:23,758 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:23,758 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:23,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:23,780 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-23 01:09:23,781 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:23,872 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:09:23,880 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:23,881 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-23 01:09:23,881 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-23 01:09:23,883 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:09:23,883 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:23,885 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:23,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:23,912 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-23 01:09:23,913 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:23,995 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:09:24,012 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:24,014 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-23 01:09:24,014 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-23 01:09:24,016 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:09:24,016 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:24,017 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:24,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:24,043 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-23 01:09:24,044 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:24,142 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:09:24,150 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:24,151 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-23 01:09:24,151 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-23 01:09:24,152 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:09:24,152 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:24,152 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:24,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:24,186 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-23 01:09:24,187 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:24,269 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:09:24,277 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:24,279 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-23 01:09:24,279 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-23 01:09:24,280 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:09:24,280 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:24,281 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:24,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:24,312 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-23 01:09:24,313 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:24,416 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:09:24,428 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:24,428 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-23 01:09:24,428 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-23 01:09:24,429 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:09:24,429 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:24,429 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:24,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:24,466 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-23 01:09:24,467 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:24,544 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:09:24,553 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:24,554 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-23 01:09:24,554 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-23 01:09:24,554 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:09:24,554 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:24,555 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:24,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:24,580 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-23 01:09:24,582 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:24,664 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:09:24,671 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:24,672 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-23 01:09:24,672 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-23 01:09:24,673 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:09:24,673 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:24,673 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:24,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:24,696 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-23 01:09:24,697 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:24,807 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:09:24,815 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:24,816 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-23 01:09:24,816 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-23 01:09:24,816 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:09:24,817 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:24,817 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:24,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:24,836 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-23 01:09:24,837 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:24,914 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:09:24,921 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:24,922 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-23 01:09:24,922 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-23 01:09:24,922 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:09:24,923 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:24,923 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:24,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:24,943 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-23 01:09:24,944 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:25,023 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:09:25,031 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:25,031 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-23 01:09:25,031 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-23 01:09:25,032 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:09:25,032 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:25,032 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:25,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:25,053 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-23 01:09:25,054 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:25,132 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:09:25,140 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:25,140 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-23 01:09:25,141 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-23 01:09:25,141 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:09:25,141 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:25,142 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:25,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:25,162 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-23 01:09:25,163 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:25,243 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:09:25,250 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:25,251 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-23 01:09:25,251 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-23 01:09:25,251 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:09:25,252 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:25,252 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:25,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:25,273 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-23 01:09:25,274 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:25,355 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:09:25,362 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:25,363 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-23 01:09:25,363 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-23 01:09:25,364 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:09:25,364 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:25,364 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:25,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:25,390 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-23 01:09:25,391 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:25,485 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:09:25,493 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:25,493 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-23 01:09:25,493 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-23 01:09:25,494 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:09:25,494 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:25,494 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:25,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:25,513 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-23 01:09:25,514 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:25,589 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:09:25,596 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:25,597 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-23 01:09:25,597 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-23 01:09:25,597 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:09:25,598 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:25,598 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:25,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:25,617 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-23 01:09:25,617 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:25,692 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:09:25,700 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:25,700 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-23 01:09:25,700 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-23 01:09:25,701 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:09:25,701 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:25,701 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:25,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:25,720 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-23 01:09:25,721 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:25,793 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:09:25,801 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:25,801 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-23 01:09:25,801 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-23 01:09:25,802 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:09:25,802 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:25,802 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:25,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:25,821 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-23 01:09:25,822 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:25,893 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:09:25,901 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:25,901 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-23 01:09:25,901 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-23 01:09:25,902 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:09:25,902 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:25,902 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:25,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:25,923 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-23 01:09:25,924 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:26,011 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:09:26,019 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:26,019 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-23 01:09:26,019 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-23 01:09:26,020 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:09:26,020 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:26,020 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:26,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:26,038 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-23 01:09:26,039 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:26,114 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:09:26,122 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:26,122 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-23 01:09:26,123 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-23 01:09:26,123 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:09:26,123 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:26,123 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:26,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:26,142 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-23 01:09:26,143 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:26,218 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:09:26,226 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:26,227 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-23 01:09:26,227 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-23 01:09:26,228 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:09:26,228 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:26,228 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:26,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:26,248 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-23 01:09:26,249 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:26,322 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:09:26,330 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:26,331 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-23 01:09:26,331 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-23 01:09:26,331 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:09:26,331 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:26,332 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:26,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:26,351 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-23 01:09:26,352 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:26,425 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:09:26,432 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:26,433 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-23 01:09:26,433 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-23 01:09:26,433 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:09:26,433 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:26,434 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:26,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:26,452 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-23 01:09:26,453 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:26,525 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:09:26,533 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:26,534 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-23 01:09:26,534 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-23 01:09:26,534 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:09:26,534 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:26,535 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:26,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:26,555 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-23 01:09:26,556 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:26,649 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:09:26,658 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:26,659 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-23 01:09:26,659 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-23 01:09:26,659 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:09:26,659 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:26,660 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:26,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:26,678 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-23 01:09:26,679 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:26,750 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:09:26,757 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:26,757 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-23 01:09:26,758 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-23 01:09:26,758 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:09:26,758 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:26,758 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:26,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:26,776 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-23 01:09:26,777 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:26,851 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:09:26,859 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:26,859 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-23 01:09:26,859 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-23 01:09:26,860 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:09:26,860 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:26,860 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:26,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:26,879 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-23 01:09:26,880 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:26,950 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:09:26,956 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:26,957 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-23 01:09:26,957 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-23 01:09:26,958 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:09:26,958 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:26,958 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:26,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:26,976 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-23 01:09:26,977 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:27,048 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:09:27,055 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:27,056 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-23 01:09:27,056 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-23 01:09:27,056 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:09:27,056 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:27,057 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:27,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:27,078 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-23 01:09:27,079 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:27,168 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:09:27,176 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:27,176 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-23 01:09:27,176 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-23 01:09:27,177 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:09:27,177 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:27,177 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:27,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:27,197 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-23 01:09:27,198 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:27,276 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:09:27,283 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:27,284 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-23 01:09:27,284 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-23 01:09:27,285 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:09:27,285 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:27,285 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:27,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:27,304 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-23 01:09:27,305 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:27,380 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:09:27,387 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:27,388 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-23 01:09:27,388 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-23 01:09:27,389 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:09:27,389 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:27,389 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:27,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:27,408 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-23 01:09:27,409 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:27,481 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:09:27,488 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:27,488 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-23 01:09:27,489 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-23 01:09:27,489 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:09:27,489 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:27,489 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:27,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:27,508 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-23 01:09:27,508 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:27,580 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:09:27,587 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:27,588 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-23 01:09:27,588 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-23 01:09:27,589 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:09:27,589 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:27,589 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:27,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:27,607 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-23 01:09:27,608 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:27,679 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:09:27,686 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:27,687 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-23 01:09:27,687 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-23 01:09:27,687 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:09:27,687 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:27,688 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:27,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:27,706 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-23 01:09:27,707 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:27,779 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:09:27,786 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:27,786 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-23 01:09:27,786 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-23 01:09:27,787 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:09:27,787 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:27,788 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:27,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:27,805 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-23 01:09:27,806 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:27,900 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:09:27,908 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:27,908 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-23 01:09:27,908 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-23 01:09:27,909 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:09:27,909 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:27,909 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:27,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:27,927 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-23 01:09:27,927 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:28,000 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:09:28,007 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:28,008 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-23 01:09:28,008 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-23 01:09:28,008 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:09:28,008 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:28,008 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:28,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:28,028 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-23 01:09:28,029 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:28,100 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:09:28,106 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:28,107 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-23 01:09:28,107 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-23 01:09:28,107 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:09:28,108 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:28,108 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:28,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:28,126 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-23 01:09:28,127 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:28,195 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:09:28,202 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:28,203 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-23 01:09:28,203 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-23 01:09:28,203 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:09:28,203 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:28,203 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:28,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:28,221 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-23 01:09:28,222 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:28,293 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:09:28,300 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:28,301 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-23 01:09:28,301 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-23 01:09:28,301 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:09:28,301 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:28,301 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:28,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:28,319 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-23 01:09:28,320 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:28,389 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:09:28,396 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:28,396 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-23 01:09:28,396 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-23 01:09:28,397 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:09:28,397 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:28,397 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:28,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:28,417 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-23 01:09:28,418 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:28,499 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:09:28,507 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:28,507 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-23 01:09:28,507 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-23 01:09:28,508 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:09:28,508 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:28,508 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:28,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:28,530 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-23 01:09:28,531 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:28,607 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:09:28,614 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:28,614 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-23 01:09:28,614 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-23 01:09:28,615 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:09:28,615 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:28,620 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:28,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:28,663 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-23 01:09:28,664 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:28,738 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:09:28,745 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:28,746 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-23 01:09:28,746 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-23 01:09:28,746 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:09:28,746 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:28,747 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:28,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:28,765 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-23 01:09:28,766 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:28,836 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:09:28,843 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:28,843 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-23 01:09:28,844 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-23 01:09:28,844 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:09:28,844 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:28,844 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:28,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:28,862 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-23 01:09:28,862 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:28,936 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:09:28,943 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:28,944 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-23 01:09:28,944 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-23 01:09:28,944 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:09:28,944 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:28,944 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:28,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:28,963 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-23 01:09:28,964 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:29,039 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:09:29,045 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:29,046 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-23 01:09:29,046 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-23 01:09:29,046 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:09:29,046 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:29,047 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:29,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:29,065 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-23 01:09:29,066 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:29,136 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:09:29,143 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:29,143 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-23 01:09:29,143 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-23 01:09:29,144 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:09:29,144 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:29,144 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:29,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:29,162 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-23 01:09:29,163 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:29,235 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:09:29,241 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:29,242 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-23 01:09:29,242 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-23 01:09:29,242 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:09:29,242 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:29,243 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:29,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:29,263 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-23 01:09:29,264 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:29,336 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:09:29,343 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:29,343 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-23 01:09:29,344 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-23 01:09:29,344 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:09:29,344 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:29,344 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:29,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:29,362 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-23 01:09:29,363 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:29,475 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:09:29,483 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:29,483 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-23 01:09:29,484 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-23 01:09:29,488 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:09:29,488 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:29,488 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:29,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:29,506 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-23 01:09:29,507 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:29,589 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:09:29,596 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:29,596 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-23 01:09:29,597 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-23 01:09:29,597 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:09:29,597 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:29,597 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:29,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:29,616 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-23 01:09:29,616 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:29,703 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:09:29,710 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:29,711 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-23 01:09:29,711 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-23 01:09:29,711 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:09:29,711 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:29,712 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:29,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:29,733 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-23 01:09:29,734 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:29,817 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:09:29,824 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:29,825 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-23 01:09:29,825 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-23 01:09:29,825 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:09:29,825 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:29,826 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:29,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:29,843 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-23 01:09:29,844 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:29,927 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:09:29,934 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:29,935 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-23 01:09:29,935 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-23 01:09:29,935 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:09:29,936 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:29,936 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:29,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:29,954 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-23 01:09:29,955 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:30,037 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:09:30,043 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:30,044 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-23 01:09:30,044 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-23 01:09:30,044 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:09:30,045 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:30,045 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:30,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:30,063 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-23 01:09:30,063 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:30,148 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:09:30,156 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:30,157 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-23 01:09:30,157 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-23 01:09:30,157 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:09:30,157 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:30,157 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:30,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:30,175 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-23 01:09:30,176 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:30,273 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:09:30,280 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:30,280 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-23 01:09:30,280 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-23 01:09:30,281 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:09:30,281 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:30,281 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:30,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:30,298 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-23 01:09:30,299 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:30,383 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:09:30,391 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:30,392 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-23 01:09:30,392 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-23 01:09:30,392 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:09:30,392 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:30,393 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:30,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:30,410 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-23 01:09:30,411 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:30,495 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:09:30,502 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:30,502 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-23 01:09:30,503 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-23 01:09:30,503 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:09:30,503 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:30,503 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:30,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:30,521 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-23 01:09:30,521 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:30,607 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:09:30,613 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:30,614 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-23 01:09:30,614 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-23 01:09:30,614 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:09:30,615 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:30,615 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:30,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:30,632 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-23 01:09:30,632 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:30,716 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:09:30,724 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:30,724 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-23 01:09:30,725 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-23 01:09:30,725 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:09:30,725 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:30,725 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:30,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:30,745 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-23 01:09:30,745 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:30,832 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:09:30,839 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:30,839 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-23 01:09:30,840 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-23 01:09:30,840 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:09:30,840 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:30,840 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:30,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:30,858 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-23 01:09:30,859 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:30,955 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:09:30,962 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:30,963 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-23 01:09:30,963 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-23 01:09:30,963 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:09:30,963 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:30,964 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:30,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:30,982 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-23 01:09:30,983 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:31,066 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:09:31,093 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:31,094 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-23 01:09:31,094 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-23 01:09:31,094 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:09:31,094 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:31,094 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:31,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:31,112 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-23 01:09:31,113 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:31,194 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:09:31,201 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:31,202 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-23 01:09:31,202 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-23 01:09:31,202 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:09:31,203 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:31,203 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:31,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:31,221 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-23 01:09:31,229 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:31,308 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:09:31,315 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:31,316 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-23 01:09:31,316 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-23 01:09:31,316 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:09:31,316 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:31,317 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:31,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:31,335 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-23 01:09:31,337 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:31,420 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:09:31,427 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:31,427 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-23 01:09:31,428 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-23 01:09:31,428 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:09:31,428 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:31,428 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:31,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:31,446 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-23 01:09:31,447 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:31,537 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:09:31,544 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:31,545 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-23 01:09:31,545 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-23 01:09:31,545 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:09:31,545 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:31,546 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:31,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:31,565 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-23 01:09:31,565 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:31,651 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:09:31,657 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:31,658 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-23 01:09:31,658 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-23 01:09:31,658 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:09:31,659 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:31,659 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:31,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:31,679 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-23 01:09:31,679 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:31,765 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:09:31,773 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:31,773 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-23 01:09:31,774 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-23 01:09:31,774 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:09:31,774 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:31,774 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:31,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:31,799 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-23 01:09:31,799 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:31,891 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:09:31,899 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:31,899 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-23 01:09:31,899 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-23 01:09:31,899 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:09:31,900 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:31,900 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:31,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:31,918 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-23 01:09:31,919 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:32,005 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:09:32,011 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:32,012 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-23 01:09:32,012 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-23 01:09:32,012 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:09:32,012 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:32,013 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:32,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:32,032 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-23 01:09:32,033 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:32,124 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:09:32,149 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:32,149 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-23 01:09:32,149 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-23 01:09:32,150 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:09:32,150 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:32,150 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:32,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:32,168 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-23 01:09:32,169 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:32,245 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:09:32,252 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:32,253 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-23 01:09:32,253 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-23 01:09:32,254 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:09:32,254 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:32,260 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:32,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:32,283 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-23 01:09:32,283 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:32,353 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:09:32,359 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:32,360 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-23 01:09:32,360 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-23 01:09:32,360 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:09:32,360 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:32,361 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:32,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:32,381 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-23 01:09:32,382 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:32,456 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:09:32,463 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:32,463 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-23 01:09:32,463 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-23 01:09:32,464 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:09:32,464 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:32,464 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:32,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:32,485 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-23 01:09:32,486 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:32,560 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:09:32,567 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:32,567 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-23 01:09:32,567 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-23 01:09:32,568 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:09:32,568 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:32,568 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:32,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:32,585 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-23 01:09:32,586 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:32,653 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:09:32,659 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:32,660 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-23 01:09:32,660 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-23 01:09:32,660 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:09:32,660 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:32,661 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:32,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:32,677 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-23 01:09:32,678 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:32,748 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:09:32,755 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:32,755 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-23 01:09:32,755 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-23 01:09:32,756 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:09:32,756 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:32,756 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:32,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:32,774 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-23 01:09:32,775 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:32,846 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:09:32,853 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:32,853 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-23 01:09:32,853 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-23 01:09:32,854 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:09:32,854 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:32,854 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:32,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:32,883 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-23 01:09:32,884 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:32,953 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:09:32,960 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:32,960 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-23 01:09:32,960 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-23 01:09:32,961 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:09:32,961 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:32,961 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:32,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:32,979 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-23 01:09:32,980 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:33,052 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:09:33,058 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:33,059 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-23 01:09:33,059 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-23 01:09:33,059 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:09:33,059 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:33,060 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:33,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:33,087 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-23 01:09:33,088 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:33,155 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:09:33,161 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:33,162 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-23 01:09:33,162 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-23 01:09:33,162 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:09:33,163 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:33,164 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:33,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:33,181 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-23 01:09:33,181 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:33,249 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:09:33,255 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:33,256 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-23 01:09:33,256 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-23 01:09:33,258 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:09:33,259 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:33,259 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:33,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:33,275 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-23 01:09:33,276 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:33,348 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:09:33,355 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:33,355 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-23 01:09:33,355 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-23 01:09:33,356 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:09:33,356 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:33,356 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:33,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:33,374 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-23 01:09:33,374 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:33,443 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:09:33,449 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:33,450 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-23 01:09:33,450 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-23 01:09:33,450 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:09:33,450 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:33,452 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:33,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:33,469 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-23 01:09:33,470 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:33,538 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:09:33,545 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:33,545 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-23 01:09:33,545 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-23 01:09:33,546 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:09:33,546 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:33,546 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:33,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:33,564 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-23 01:09:33,565 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:33,642 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:09:33,648 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:33,650 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-23 01:09:33,650 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-23 01:09:33,650 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:09:33,650 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:33,651 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:33,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:33,673 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-23 01:09:33,673 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:33,756 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:09:33,763 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:33,764 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-23 01:09:33,764 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-23 01:09:33,765 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:09:33,765 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:33,765 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:33,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:33,785 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-23 01:09:33,786 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:33,857 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:09:33,863 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:33,864 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-23 01:09:33,864 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-23 01:09:33,864 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:09:33,864 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:33,865 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:33,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:33,880 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-23 01:09:33,880 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:33,950 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:09:33,957 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:33,957 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-23 01:09:33,957 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-23 01:09:33,958 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:09:33,958 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:33,958 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:33,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:33,991 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-23 01:09:33,992 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:34,084 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:09:34,090 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:34,091 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-23 01:09:34,091 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-23 01:09:34,091 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:09:34,091 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:34,092 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:34,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:34,116 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-23 01:09:34,117 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:34,187 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:09:34,194 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:34,194 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-23 01:09:34,194 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-23 01:09:34,194 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:09:34,195 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:34,195 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:34,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:34,212 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-23 01:09:34,213 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:34,284 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:09:34,290 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:34,290 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-23 01:09:34,290 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-23 01:09:34,293 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:09:34,293 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:34,294 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:34,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:34,310 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-23 01:09:34,310 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:34,399 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:09:34,407 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:34,407 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-23 01:09:34,407 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-23 01:09:34,408 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:09:34,408 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:34,408 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:34,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:34,426 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-23 01:09:34,427 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:34,529 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:09:34,535 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:34,536 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-23 01:09:34,536 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-23 01:09:34,536 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:09:34,536 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:34,536 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:34,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:34,555 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-23 01:09:34,556 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:34,647 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:09:34,654 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:34,654 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-23 01:09:34,654 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-23 01:09:34,655 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:09:34,656 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:34,656 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:34,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:34,675 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-23 01:09:34,676 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:34,770 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:09:34,779 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:34,779 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-23 01:09:34,779 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-23 01:09:34,780 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:09:34,780 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:34,780 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:34,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:34,797 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-23 01:09:34,798 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:34,888 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:09:34,895 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:34,895 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-23 01:09:34,895 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-23 01:09:34,896 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:09:34,896 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:34,896 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:34,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:34,913 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-23 01:09:34,914 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:35,004 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:09:35,011 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:35,011 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-23 01:09:35,011 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-23 01:09:35,011 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:09:35,012 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:35,012 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:35,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:35,031 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-23 01:09:35,031 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:35,122 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:09:35,138 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:35,139 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-23 01:09:35,139 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-23 01:09:35,139 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:09:35,140 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:35,140 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:35,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:35,158 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-23 01:09:35,159 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:35,242 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:09:35,249 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:35,250 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-23 01:09:35,250 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-23 01:09:35,250 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:09:35,250 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:35,250 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:35,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:35,268 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-23 01:09:35,269 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:35,354 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:09:35,361 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:35,362 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-23 01:09:35,362 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-23 01:09:35,362 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:09:35,362 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:35,363 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:35,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:35,382 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-23 01:09:35,382 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:35,470 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:09:35,477 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:35,478 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-23 01:09:35,478 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-23 01:09:35,478 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:09:35,478 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:35,479 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:35,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:35,496 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-23 01:09:35,497 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:35,574 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:09:35,578 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:35,580 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-23 01:09:35,580 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-23 01:09:35,581 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:09:35,581 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:35,581 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:35,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:35,607 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-23 01:09:35,608 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:35,703 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:09:35,710 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:35,711 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-23 01:09:35,711 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-23 01:09:35,713 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:09:35,713 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:35,713 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:35,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:35,732 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-23 01:09:35,733 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:35,822 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:09:35,827 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:35,827 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-23 01:09:35,827 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-23 01:09:35,828 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:09:35,828 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:35,828 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:35,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:35,845 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-23 01:09:35,846 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:35,914 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:09:35,927 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:35,927 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-23 01:09:35,927 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-23 01:09:35,928 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:09:35,928 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:35,930 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:35,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:35,949 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-23 01:09:35,951 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:36,045 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:09:36,051 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:36,052 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-23 01:09:36,052 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-23 01:09:36,052 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:09:36,052 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:36,053 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:36,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:36,076 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-23 01:09:36,088 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:36,170 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:09:36,177 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:36,178 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-23 01:09:36,179 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-23 01:09:36,181 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:09:36,182 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:36,182 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:36,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:36,209 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-23 01:09:36,210 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:36,293 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:09:36,297 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:36,297 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-23 01:09:36,297 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-23 01:09:36,298 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:09:36,298 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:36,298 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:36,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:36,328 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-23 01:09:36,329 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:36,411 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:09:36,423 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:36,426 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-23 01:09:36,429 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-23 01:09:36,429 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:09:36,430 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:36,431 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:36,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:36,459 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-23 01:09:36,459 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:36,533 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:09:36,540 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:36,541 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-23 01:09:36,541 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-23 01:09:36,542 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:09:36,542 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:36,542 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:36,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:36,566 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-23 01:09:36,568 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:36,653 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:09:36,666 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:36,667 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-23 01:09:36,667 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-23 01:09:36,667 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:09:36,667 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:36,668 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:36,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:36,686 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-23 01:09:36,686 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:36,759 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:09:36,764 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:36,764 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-23 01:09:36,765 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-23 01:09:36,765 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:09:36,765 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:36,765 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:36,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:36,794 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-23 01:09:36,794 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:36,860 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:09:36,864 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:36,865 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-23 01:09:36,865 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-23 01:09:36,865 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:09:36,866 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:36,866 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:36,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:36,895 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-23 01:09:36,895 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:36,978 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:09:36,984 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:36,984 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-23 01:09:36,984 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-23 01:09:36,984 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:09:36,985 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:36,985 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:37,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:37,007 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-23 01:09:37,007 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:37,100 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:09:37,106 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:37,106 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-23 01:09:37,106 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-23 01:09:37,107 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:09:37,107 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:37,107 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:37,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:37,134 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-23 01:09:37,138 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:37,212 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:09:37,217 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:37,218 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-23 01:09:37,218 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-23 01:09:37,218 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:09:37,218 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:37,218 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:37,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:37,245 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-23 01:09:37,246 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:37,335 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:09:37,342 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:37,342 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-23 01:09:37,343 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-23 01:09:37,343 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:09:37,343 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:37,343 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:37,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:37,361 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-23 01:09:37,362 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:37,440 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:09:37,445 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:37,446 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-23 01:09:37,446 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-23 01:09:37,446 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:09:37,446 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:37,447 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:37,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:37,473 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-23 01:09:37,474 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:37,566 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:09:37,572 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:37,573 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-23 01:09:37,573 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-23 01:09:37,573 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:09:37,573 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:37,574 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:37,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:37,591 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-23 01:09:37,592 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:37,681 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:09:37,687 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:37,688 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-23 01:09:37,688 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-23 01:09:37,688 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:09:37,689 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:37,689 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:37,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:37,708 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-23 01:09:37,708 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:37,789 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:09:37,795 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:37,796 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-23 01:09:37,796 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-23 01:09:37,796 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:09:37,796 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:37,796 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:37,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:37,813 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-23 01:09:37,813 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:37,887 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:09:37,895 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:37,895 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-23 01:09:37,895 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-23 01:09:37,895 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:09:37,895 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:37,896 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:37,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:37,912 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-23 01:09:37,913 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:37,981 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:09:37,987 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:37,987 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-23 01:09:37,987 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-23 01:09:37,987 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:09:37,988 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:37,988 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:38,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:38,004 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-23 01:09:38,004 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:38,071 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:09:38,077 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:38,078 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-23 01:09:38,078 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-23 01:09:38,078 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:09:38,078 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:38,079 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:38,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:38,095 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-23 01:09:38,096 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:38,163 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:09:38,168 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:38,169 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-23 01:09:38,169 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-23 01:09:38,171 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:09:38,172 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:38,172 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:38,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:38,188 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-23 01:09:38,188 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:38,259 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:09:38,264 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:38,265 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-23 01:09:38,265 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-23 01:09:38,265 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:09:38,265 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:38,265 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:38,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:38,282 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-23 01:09:38,283 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:38,350 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:09:38,356 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:38,356 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-23 01:09:38,357 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-23 01:09:38,357 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:09:38,357 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:38,357 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:38,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:38,373 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-23 01:09:38,374 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:38,441 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:09:38,447 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:38,448 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-23 01:09:38,448 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-23 01:09:38,448 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:09:38,448 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:38,448 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:38,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:38,465 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-23 01:09:38,465 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:38,533 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:09:38,538 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:38,539 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-23 01:09:38,539 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-23 01:09:38,539 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:09:38,539 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:38,540 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:38,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:38,557 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-23 01:09:38,558 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:38,629 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:09:38,634 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:38,635 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-23 01:09:38,635 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-23 01:09:38,635 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:09:38,635 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:38,635 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:38,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:38,652 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-23 01:09:38,653 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:38,720 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:09:38,726 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:38,727 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-23 01:09:38,727 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-23 01:09:38,727 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:09:38,727 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:38,727 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:38,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:38,744 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-23 01:09:38,744 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:38,831 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:09:38,836 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:38,836 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-23 01:09:38,836 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-23 01:09:38,837 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:09:38,837 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:38,837 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:38,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:38,854 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-23 01:09:38,855 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:38,922 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:09:38,926 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:38,926 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-23 01:09:38,927 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-23 01:09:38,927 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:09:38,927 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:38,927 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:38,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:38,961 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-23 01:09:38,961 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:39,042 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:09:39,049 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:39,050 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-23 01:09:39,050 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-23 01:09:39,051 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:09:39,052 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:39,054 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:39,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:39,071 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-23 01:09:39,072 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:39,146 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:09:39,152 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:39,152 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-23 01:09:39,152 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-23 01:09:39,152 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:09:39,153 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:39,153 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:39,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:39,170 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-23 01:09:39,170 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:39,238 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:09:39,242 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:39,242 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-23 01:09:39,242 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-23 01:09:39,243 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:09:39,243 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:39,243 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:39,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:39,265 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-23 01:09:39,266 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:39,339 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:09:39,343 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:39,344 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-23 01:09:39,344 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-23 01:09:39,344 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:09:39,344 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:39,344 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:39,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:39,365 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-23 01:09:39,366 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:39,456 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:09:39,464 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:39,464 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-23 01:09:39,464 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-23 01:09:39,464 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:09:39,464 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:39,465 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:39,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:39,493 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-23 01:09:39,494 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:39,576 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:09:39,602 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:39,603 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-23 01:09:39,603 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-23 01:09:39,603 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:09:39,603 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:39,603 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:39,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:39,621 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-23 01:09:39,621 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:39,709 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:09:39,717 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:39,717 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-23 01:09:39,718 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-23 01:09:39,718 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:09:39,718 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:39,718 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:39,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:39,737 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-23 01:09:39,738 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:39,832 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:09:39,838 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:39,839 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-23 01:09:39,839 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-23 01:09:39,839 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:09:39,839 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:39,840 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:39,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:39,857 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-23 01:09:39,858 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:39,941 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:09:39,947 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:39,947 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-23 01:09:39,948 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-23 01:09:39,948 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:09:39,948 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:39,948 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:39,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:39,965 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-23 01:09:39,966 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:40,044 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:09:40,051 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:40,052 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-23 01:09:40,052 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-23 01:09:40,052 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:09:40,052 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:40,052 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:40,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:40,076 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-23 01:09:40,077 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:40,145 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:09:40,150 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:40,150 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-23 01:09:40,150 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-23 01:09:40,150 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:09:40,151 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:40,151 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:40,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:40,175 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-23 01:09:40,175 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:40,260 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:09:40,264 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:40,266 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-23 01:09:40,266 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-23 01:09:40,266 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:09:40,266 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:40,266 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:40,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:40,290 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-23 01:09:40,292 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:40,375 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:09:40,382 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:40,382 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-23 01:09:40,382 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-23 01:09:40,383 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:09:40,383 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:40,383 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:40,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:40,402 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-23 01:09:40,403 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:40,486 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:09:40,495 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:40,495 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-23 01:09:40,495 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-23 01:09:40,496 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:09:40,496 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:40,496 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:40,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:40,514 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-23 01:09:40,515 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:40,600 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:09:40,607 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:40,607 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-23 01:09:40,607 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-23 01:09:40,607 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:09:40,608 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:40,608 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:40,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:40,625 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-23 01:09:40,626 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:40,717 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:09:40,723 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:40,724 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-23 01:09:40,724 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-23 01:09:40,724 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:09:40,725 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:40,725 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:40,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:40,743 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-23 01:09:40,743 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:40,849 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:09:40,856 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:40,856 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-23 01:09:40,856 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-23 01:09:40,856 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:09:40,856 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:40,857 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:40,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:40,874 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-23 01:09:40,875 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:40,960 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:09:40,966 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:40,967 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-23 01:09:40,967 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-23 01:09:40,967 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:09:40,967 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:40,967 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:40,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:40,991 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-23 01:09:40,992 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:41,068 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:09:41,075 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:41,075 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-23 01:09:41,075 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-23 01:09:41,075 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:09:41,076 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:41,076 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:41,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:41,093 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-23 01:09:41,094 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:41,167 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:09:41,173 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:41,174 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-23 01:09:41,174 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-23 01:09:41,175 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:09:41,175 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:41,175 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:41,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:41,194 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-23 01:09:41,194 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:41,268 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:09:41,273 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:41,274 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-23 01:09:41,274 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-23 01:09:41,274 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:09:41,274 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:41,274 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:41,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:41,304 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-23 01:09:41,305 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:41,373 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:09:41,378 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:41,379 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-23 01:09:41,379 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-23 01:09:41,379 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:09:41,379 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:41,379 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:41,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:41,396 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-23 01:09:41,397 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:41,470 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:09:41,476 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:41,477 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-23 01:09:41,477 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-23 01:09:41,477 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:09:41,477 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:41,478 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:41,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:41,494 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-23 01:09:41,495 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:41,562 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:09:41,567 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:41,567 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-23 01:09:41,567 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-23 01:09:41,567 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:09:41,567 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:41,568 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:41,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:41,595 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-23 01:09:41,596 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:41,664 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:09:41,668 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:41,668 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-23 01:09:41,669 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-23 01:09:41,669 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:09:41,669 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:41,669 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:41,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:41,691 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-23 01:09:41,691 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:41,761 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:09:41,765 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:41,765 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-23 01:09:41,766 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-23 01:09:41,766 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:09:41,766 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:41,766 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:41,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:41,794 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-23 01:09:41,794 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:41,874 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:09:41,881 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:41,881 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-23 01:09:41,881 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-23 01:09:41,882 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:09:41,882 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:41,882 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:41,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:41,901 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-23 01:09:41,901 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:41,995 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:09:42,001 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:42,002 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-23 01:09:42,002 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-23 01:09:42,002 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:09:42,002 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:42,003 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:42,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:42,021 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-23 01:09:42,022 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:42,107 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:09:42,114 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:42,114 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-23 01:09:42,114 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-23 01:09:42,114 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:09:42,115 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:42,115 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:42,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:42,132 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-23 01:09:42,133 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:42,227 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:09:42,233 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:42,233 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-23 01:09:42,234 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-23 01:09:42,234 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:09:42,234 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:42,234 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:42,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:42,251 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-23 01:09:42,252 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:42,349 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:09:42,357 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:42,358 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-23 01:09:42,358 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-23 01:09:42,359 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:09:42,359 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:42,359 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:42,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:42,380 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-23 01:09:42,381 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:42,470 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:09:42,475 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:42,475 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-23 01:09:42,475 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-23 01:09:42,475 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:09:42,475 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:42,475 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:42,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:42,493 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-23 01:09:42,494 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:42,565 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:09:42,569 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:42,570 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-23 01:09:42,570 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-23 01:09:42,570 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:09:42,570 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:42,571 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:42,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:42,591 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-23 01:09:42,592 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:42,658 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:09:42,669 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:42,669 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-23 01:09:42,669 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-23 01:09:42,670 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:09:42,670 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:42,670 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:42,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:42,688 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-23 01:09:42,689 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:42,779 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:09:42,786 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:42,786 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-23 01:09:42,786 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-23 01:09:42,787 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:09:42,787 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:42,787 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:42,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:42,805 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-23 01:09:42,805 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:42,874 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:09:42,880 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:42,880 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-23 01:09:42,880 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-23 01:09:42,880 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:09:42,880 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:42,880 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:42,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:42,900 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-23 01:09:42,900 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:42,964 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:09:42,968 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:42,968 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-23 01:09:42,968 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-23 01:09:42,969 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:09:42,969 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:42,969 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:43,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:43,001 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-23 01:09:43,002 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:43,081 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:09:43,087 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:43,088 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-23 01:09:43,088 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-23 01:09:43,088 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:09:43,088 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:43,089 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:43,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:43,110 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-23 01:09:43,111 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:43,181 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:09:43,186 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:43,187 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-23 01:09:43,187 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-23 01:09:43,187 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:09:43,187 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:43,188 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:43,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:43,205 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-23 01:09:43,206 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:43,276 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:09:43,282 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:43,282 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-23 01:09:43,282 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-23 01:09:43,283 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:09:43,283 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:43,283 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:43,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:43,303 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-23 01:09:43,304 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:43,376 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:09:43,384 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:43,384 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-23 01:09:43,384 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-23 01:09:43,385 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:09:43,385 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:43,385 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:43,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:43,401 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-23 01:09:43,402 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:43,474 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:09:43,479 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:43,479 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-23 01:09:43,479 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-23 01:09:43,479 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:09:43,479 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:43,479 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:43,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:43,494 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-23 01:09:43,494 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:43,560 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:09:43,565 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:43,565 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-23 01:09:43,565 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-23 01:09:43,565 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:09:43,565 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:43,566 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:43,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:43,592 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-23 01:09:43,593 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:43,686 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:09:43,692 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:43,695 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-23 01:09:43,695 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-23 01:09:43,695 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:09:43,696 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:43,696 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:43,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:43,713 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-23 01:09:43,714 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:43,786 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:09:43,792 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:43,792 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-23 01:09:43,793 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-23 01:09:43,793 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:09:43,793 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:43,793 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:43,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:43,809 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-23 01:09:43,810 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:43,879 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:09:43,885 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:43,885 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-23 01:09:43,885 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-23 01:09:43,886 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:09:43,886 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:43,886 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:43,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:43,906 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-23 01:09:43,907 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:43,974 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:09:43,979 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:43,980 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-23 01:09:43,980 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-23 01:09:43,980 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:09:43,980 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:43,980 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:43,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:43,996 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-23 01:09:43,997 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:44,068 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:09:44,073 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:44,074 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-23 01:09:44,074 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-23 01:09:44,074 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:09:44,074 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:44,075 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:44,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:44,091 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-23 01:09:44,092 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:44,163 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:09:44,169 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:44,170 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-23 01:09:44,170 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-23 01:09:44,170 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:09:44,170 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:44,170 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:44,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:44,190 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-23 01:09:44,191 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:44,259 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:09:44,264 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:44,265 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-23 01:09:44,265 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-23 01:09:44,265 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:09:44,265 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:44,265 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:44,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:44,281 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-23 01:09:44,282 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:44,352 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:09:44,358 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:44,358 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-23 01:09:44,358 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-23 01:09:44,358 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:09:44,359 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:44,359 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:44,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:44,375 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-23 01:09:44,375 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:44,446 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:09:44,451 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:44,452 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-23 01:09:44,452 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-23 01:09:44,452 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:09:44,452 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:44,453 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:44,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:44,468 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-23 01:09:44,469 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:44,535 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:09:44,546 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:44,546 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-23 01:09:44,546 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-23 01:09:44,547 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:09:44,547 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:44,547 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:44,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:44,573 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-23 01:09:44,574 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:44,660 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:09:44,665 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:44,665 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-23 01:09:44,665 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-23 01:09:44,665 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:09:44,665 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:44,665 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:44,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:44,683 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-23 01:09:44,683 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:44,767 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:09:44,774 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:44,774 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-23 01:09:44,775 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-23 01:09:44,775 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:09:44,775 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:44,775 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:44,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:44,801 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-23 01:09:44,802 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:44,879 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:09:44,885 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:44,886 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-23 01:09:44,886 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-23 01:09:44,886 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:09:44,886 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:44,886 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:44,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:44,903 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-23 01:09:44,904 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:44,982 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:09:44,987 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:44,988 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-23 01:09:44,988 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-23 01:09:44,988 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:09:44,988 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:44,988 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:45,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:45,005 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-23 01:09:45,005 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:45,073 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:09:45,077 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:45,077 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-23 01:09:45,078 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-23 01:09:45,078 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:09:45,078 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:45,078 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:45,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:45,095 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-23 01:09:45,096 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:45,171 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:09:45,188 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:45,189 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-23 01:09:45,189 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-23 01:09:45,189 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:09:45,189 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:45,189 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:45,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:45,206 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-23 01:09:45,207 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:45,287 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:09:45,291 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:45,291 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-23 01:09:45,291 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-23 01:09:45,291 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:09:45,292 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:45,292 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:45,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:45,310 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-23 01:09:45,310 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:45,392 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:09:45,398 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:45,398 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-23 01:09:45,398 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-23 01:09:45,399 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:09:45,399 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:45,399 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:45,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:45,415 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-23 01:09:45,416 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:45,490 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:09:45,496 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:45,496 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-23 01:09:45,496 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-23 01:09:45,497 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:09:45,497 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:45,497 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:45,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:45,513 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-23 01:09:45,514 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:45,585 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:09:45,591 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:45,591 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-23 01:09:45,591 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-23 01:09:45,591 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:09:45,592 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:45,592 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:45,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:45,608 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-23 01:09:45,608 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:45,678 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:09:45,683 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:45,684 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-23 01:09:45,684 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-23 01:09:45,684 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:09:45,684 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:45,685 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:45,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:45,701 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-23 01:09:45,702 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:45,778 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:09:45,783 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:45,783 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-23 01:09:45,783 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-23 01:09:45,784 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:09:45,784 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:45,784 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:45,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:45,797 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-23 01:09:45,798 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:45,876 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:09:45,880 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:45,880 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-23 01:09:45,881 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-23 01:09:45,881 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:09:45,881 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:45,881 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:45,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:45,899 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-23 01:09:45,899 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:45,998 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:09:46,004 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:46,005 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-23 01:09:46,005 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-23 01:09:46,005 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:09:46,005 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:46,005 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:46,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:46,024 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-23 01:09:46,024 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:46,109 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:09:46,115 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:46,116 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-23 01:09:46,116 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-23 01:09:46,116 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:09:46,116 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:46,116 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:46,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:46,136 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-23 01:09:46,137 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:46,213 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:09:46,217 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:46,217 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-23 01:09:46,217 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-23 01:09:46,217 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:09:46,217 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:46,217 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:46,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:46,230 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-23 01:09:46,231 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:46,301 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:09:46,305 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:46,306 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-23 01:09:46,306 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-23 01:09:46,306 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:09:46,306 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:46,306 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:46,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:46,322 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-23 01:09:46,322 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:46,410 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:09:46,416 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:46,416 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-23 01:09:46,417 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-23 01:09:46,417 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:09:46,417 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:46,417 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:46,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:46,435 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-23 01:09:46,436 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:46,513 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:09:46,519 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:46,520 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-23 01:09:46,520 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-23 01:09:46,520 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:09:46,520 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:46,520 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:46,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:46,536 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-23 01:09:46,537 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:46,606 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:09:46,612 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:46,612 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-23 01:09:46,612 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-23 01:09:46,613 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:09:46,613 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:46,613 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:46,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:46,629 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-23 01:09:46,630 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:46,700 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:09:46,705 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:46,706 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-23 01:09:46,706 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-23 01:09:46,706 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:09:46,706 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:46,706 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:46,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:46,722 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-23 01:09:46,723 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:46,794 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:09:46,799 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:46,800 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-23 01:09:46,800 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-23 01:09:46,800 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:09:46,800 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:46,800 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:46,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:46,817 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-23 01:09:46,817 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:46,888 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:09:46,893 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:46,894 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-23 01:09:46,894 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-23 01:09:46,894 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:09:46,894 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:46,894 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:46,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:46,916 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-23 01:09:46,917 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:46,999 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:09:47,005 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:47,005 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-23 01:09:47,005 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-23 01:09:47,005 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:09:47,006 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:47,006 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:47,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:47,023 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-23 01:09:47,024 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:47,114 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:09:47,120 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:47,120 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-23 01:09:47,120 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-23 01:09:47,122 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:09:47,122 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:47,122 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:47,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:47,140 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-23 01:09:47,140 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:47,219 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:09:47,225 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:47,225 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-23 01:09:47,225 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-23 01:09:47,225 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:09:47,225 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:47,226 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:47,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:47,245 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-23 01:09:47,246 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:47,328 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:09:47,334 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:47,334 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-23 01:09:47,334 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-23 01:09:47,334 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:09:47,335 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:47,335 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:47,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:47,354 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-23 01:09:47,355 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:47,436 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:09:47,442 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:47,442 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-23 01:09:47,442 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-23 01:09:47,443 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:09:47,443 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:47,443 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:47,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:47,461 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-23 01:09:47,462 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:47,543 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:09:47,549 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:47,549 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-23 01:09:47,549 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-23 01:09:47,550 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:09:47,550 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:47,550 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:47,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:47,568 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-23 01:09:47,569 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:47,642 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:09:47,646 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:47,647 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-23 01:09:47,647 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-23 01:09:47,647 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:09:47,647 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:47,647 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:47,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:47,666 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-23 01:09:47,666 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:47,732 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:09:47,736 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:47,736 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-23 01:09:47,736 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-23 01:09:47,736 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:09:47,737 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:47,737 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:47,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:47,751 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-23 01:09:47,751 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:47,842 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:09:47,848 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:47,848 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-23 01:09:47,848 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-23 01:09:47,848 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:09:47,848 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:47,849 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:47,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:47,866 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-23 01:09:47,866 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:47,943 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:09:47,949 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:47,949 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-23 01:09:47,949 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-23 01:09:47,949 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:09:47,950 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:47,950 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:47,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:47,966 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-23 01:09:47,967 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:48,039 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:09:48,045 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:48,045 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-23 01:09:48,046 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-23 01:09:48,046 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:09:48,046 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:48,047 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:48,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:48,063 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-23 01:09:48,064 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:48,135 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:09:48,141 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:48,141 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-23 01:09:48,141 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-23 01:09:48,142 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:09:48,142 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:48,142 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:48,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:48,158 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-23 01:09:48,159 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:48,229 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:09:48,233 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:48,233 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-23 01:09:48,233 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-23 01:09:48,234 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:09:48,234 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:48,234 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:48,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:48,253 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-23 01:09:48,258 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:48,323 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:09:48,328 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:48,328 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-23 01:09:48,328 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-23 01:09:48,328 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:09:48,328 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:48,328 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:48,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:48,348 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-23 01:09:48,348 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:48,419 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:09:48,424 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:48,424 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-23 01:09:48,424 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-23 01:09:48,424 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:09:48,424 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:48,424 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:48,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:48,442 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-23 01:09:48,443 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:48,508 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:09:48,512 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:48,513 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-23 01:09:48,513 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-23 01:09:48,513 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:09:48,513 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:48,513 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:48,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:48,552 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-23 01:09:48,553 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:48,638 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:09:48,645 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:48,645 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-23 01:09:48,645 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-23 01:09:48,647 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:09:48,647 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:48,647 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:48,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:48,666 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-23 01:09:48,667 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:48,753 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:09:48,759 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:48,759 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-23 01:09:48,759 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-23 01:09:48,760 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:09:48,760 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:48,760 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:48,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:48,778 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-23 01:09:48,779 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:48,865 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:09:48,871 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:48,871 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-23 01:09:48,871 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-23 01:09:48,871 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:09:48,872 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:48,873 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:48,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:48,892 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-23 01:09:48,893 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:48,972 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:09:48,976 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:48,977 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-23 01:09:48,977 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-23 01:09:48,977 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:09:48,977 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:48,977 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:48,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:48,999 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-23 01:09:48,999 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:49,084 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:09:49,091 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:49,091 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-23 01:09:49,091 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-23 01:09:49,091 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:09:49,091 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:49,092 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:49,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:49,111 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-23 01:09:49,112 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:49,195 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:09:49,202 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:49,202 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-23 01:09:49,202 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-23 01:09:49,202 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:09:49,202 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:49,203 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:49,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:49,221 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-23 01:09:49,222 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:49,305 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:09:49,311 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:49,312 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-23 01:09:49,312 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-23 01:09:49,312 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:09:49,312 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:49,312 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:49,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:49,332 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-23 01:09:49,332 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:49,416 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:09:49,422 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:49,422 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-23 01:09:49,422 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-23 01:09:49,423 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:09:49,423 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:49,423 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:49,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:49,439 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-23 01:09:49,440 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:49,532 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:09:49,538 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:49,538 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-23 01:09:49,538 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-23 01:09:49,539 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:09:49,539 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:49,539 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:49,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:49,557 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-23 01:09:49,557 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:49,637 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:09:49,643 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:49,644 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-23 01:09:49,644 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-23 01:09:49,644 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:09:49,644 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:49,644 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:49,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:49,665 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-23 01:09:49,666 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:49,745 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:09:49,751 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:49,751 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-23 01:09:49,751 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-23 01:09:49,752 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:09:49,752 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:49,758 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:49,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:49,782 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-23 01:09:49,783 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:49,864 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:09:49,871 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:49,871 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-23 01:09:49,871 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-23 01:09:49,872 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:09:49,872 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:49,872 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:49,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:49,889 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-23 01:09:49,890 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:49,992 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:09:49,999 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:49,999 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-23 01:09:50,000 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-23 01:09:50,000 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:09:50,000 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:50,000 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:50,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:50,018 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-23 01:09:50,019 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:50,101 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:09:50,108 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:50,109 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-23 01:09:50,109 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-23 01:09:50,109 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:09:50,109 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:50,109 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:50,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:50,127 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-23 01:09:50,128 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:50,217 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:09:50,224 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:50,224 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-23 01:09:50,224 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-23 01:09:50,225 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:09:50,225 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:50,225 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:50,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:50,243 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-23 01:09:50,244 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:50,330 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:09:50,337 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:50,337 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-23 01:09:50,337 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-23 01:09:50,337 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:09:50,338 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:50,338 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:50,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:50,357 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-23 01:09:50,357 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:50,444 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:09:50,451 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:50,451 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-23 01:09:50,451 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-23 01:09:50,451 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:09:50,451 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:50,452 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:50,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:50,471 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-23 01:09:50,472 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:50,560 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:09:50,566 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:50,567 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-23 01:09:50,567 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-23 01:09:50,567 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:09:50,567 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:50,567 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:50,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:50,586 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-23 01:09:50,587 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:50,674 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:09:50,680 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:50,681 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-23 01:09:50,681 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-23 01:09:50,681 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:09:50,681 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:50,681 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:50,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:50,701 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-23 01:09:50,702 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:50,803 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:09:50,809 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:50,809 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-23 01:09:50,809 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-23 01:09:50,810 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:09:50,810 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:50,810 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:50,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:50,827 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-23 01:09:50,828 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:50,911 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:09:50,917 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:50,917 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-23 01:09:50,917 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-23 01:09:50,918 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:09:50,918 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:50,918 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:50,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:50,935 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-23 01:09:50,936 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:51,019 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:09:51,025 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:51,025 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-23 01:09:51,025 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-23 01:09:51,026 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:09:51,026 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:51,026 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:51,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:51,043 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-23 01:09:51,044 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:51,117 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:09:51,121 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:51,122 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-23 01:09:51,122 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-23 01:09:51,122 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:09:51,122 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:51,122 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:51,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:51,142 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-23 01:09:51,142 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:51,221 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:09:51,225 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:51,225 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-23 01:09:51,226 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-23 01:09:51,226 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:09:51,226 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:51,226 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:51,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:51,247 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-23 01:09:51,247 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:51,314 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:09:51,319 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:51,319 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-23 01:09:51,319 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-23 01:09:51,319 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:09:51,319 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:51,319 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:51,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:51,342 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-23 01:09:51,343 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:51,420 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:09:51,424 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:51,424 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-23 01:09:51,424 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-23 01:09:51,424 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:09:51,424 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:51,425 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:51,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:51,445 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-23 01:09:51,445 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:51,511 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:09:51,515 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:51,516 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-23 01:09:51,516 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-23 01:09:51,516 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:09:51,516 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:51,516 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:51,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:51,536 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-23 01:09:51,537 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:51,604 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:09:51,608 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:51,608 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-23 01:09:51,608 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-23 01:09:51,608 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:09:51,609 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:51,609 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:51,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:51,637 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-23 01:09:51,638 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:51,715 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:09:51,719 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:51,720 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-23 01:09:51,720 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-23 01:09:51,720 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:09:51,720 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:51,720 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:51,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:51,750 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-23 01:09:51,750 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:51,829 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:09:51,843 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:51,843 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-23 01:09:51,843 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-23 01:09:51,844 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:09:51,844 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:51,844 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:51,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:51,858 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-23 01:09:51,859 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:51,926 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:09:51,931 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:51,931 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-23 01:09:51,931 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-23 01:09:51,931 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:09:51,931 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:51,931 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:51,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:51,964 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-23 01:09:51,965 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:52,034 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:09:52,039 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:52,039 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-23 01:09:52,039 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-23 01:09:52,039 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:09:52,039 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:52,040 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:52,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:52,059 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-23 01:09:52,059 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:52,131 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:09:52,135 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:52,135 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-23 01:09:52,135 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-23 01:09:52,135 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:09:52,135 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:52,136 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:52,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:52,151 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-23 01:09:52,152 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:52,217 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:09:52,221 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:52,221 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-23 01:09:52,221 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-23 01:09:52,221 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:09:52,221 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:52,222 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:52,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:52,260 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-23 01:09:52,261 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:52,333 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:09:52,338 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:52,339 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-23 01:09:52,339 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-23 01:09:52,339 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:09:52,339 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:52,339 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:52,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:52,354 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-23 01:09:52,355 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:52,429 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:09:52,435 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:52,435 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-23 01:09:52,435 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-23 01:09:52,435 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:09:52,436 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:52,436 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:52,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:52,452 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-23 01:09:52,453 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:52,523 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:09:52,527 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:52,527 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-23 01:09:52,527 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-23 01:09:52,529 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:09:52,530 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:52,530 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:52,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:52,550 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-23 01:09:52,551 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:52,636 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:09:52,642 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:52,642 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-23 01:09:52,643 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-23 01:09:52,643 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:09:52,643 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:52,643 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:52,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:52,662 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-23 01:09:52,662 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:52,757 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:09:52,763 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:52,763 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-23 01:09:52,763 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-23 01:09:52,763 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:09:52,763 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:52,764 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:52,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:52,782 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-23 01:09:52,782 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:52,875 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:09:52,882 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:52,883 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-23 01:09:52,883 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-23 01:09:52,883 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:09:52,883 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:52,883 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:52,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:52,901 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-23 01:09:52,901 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:52,988 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:09:52,994 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:52,995 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-23 01:09:52,995 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-23 01:09:52,995 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:09:52,995 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:52,996 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:53,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:53,016 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-23 01:09:53,016 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:53,097 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:09:53,102 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:53,102 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-23 01:09:53,102 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-23 01:09:53,102 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:09:53,102 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:53,102 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:53,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:53,122 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-23 01:09:53,122 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:53,205 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:09:53,209 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:53,209 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-23 01:09:53,210 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-23 01:09:53,210 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:09:53,210 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:53,210 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:53,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:53,227 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-23 01:09:53,228 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:53,306 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:09:53,310 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:53,310 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-23 01:09:53,311 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-23 01:09:53,311 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:09:53,311 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:53,311 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:53,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:53,329 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-23 01:09:53,330 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:53,394 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:09:53,398 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:53,399 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-23 01:09:53,399 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-23 01:09:53,399 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:09:53,399 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:53,399 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:53,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:53,413 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-23 01:09:53,414 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:53,490 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:09:53,494 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:53,494 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-23 01:09:53,494 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-23 01:09:53,494 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:09:53,495 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:53,495 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:53,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:53,508 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-23 01:09:53,509 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:53,575 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:09:53,591 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:53,591 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-23 01:09:53,591 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-23 01:09:53,591 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:09:53,591 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:53,591 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:53,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:53,609 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-23 01:09:53,609 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:53,680 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:09:53,684 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:53,684 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-23 01:09:53,684 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-23 01:09:53,684 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:09:53,684 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:53,685 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:53,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:53,699 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-23 01:09:53,699 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:53,785 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:09:53,789 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:53,789 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-23 01:09:53,789 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-23 01:09:53,790 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:09:53,790 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:53,790 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:53,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:53,817 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-23 01:09:53,817 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:53,902 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:09:53,909 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:53,909 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-23 01:09:53,909 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-23 01:09:53,909 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:09:53,910 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:53,910 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:53,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:53,926 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-23 01:09:53,927 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:54,002 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:09:54,008 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:54,008 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-23 01:09:54,008 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-23 01:09:54,008 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:09:54,008 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:54,008 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:54,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:54,031 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-23 01:09:54,031 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:54,099 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:09:54,104 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:54,104 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-23 01:09:54,104 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-23 01:09:54,104 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:09:54,104 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:54,104 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:54,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:54,118 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-23 01:09:54,118 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:54,187 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:09:54,192 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:54,192 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-23 01:09:54,192 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-23 01:09:54,193 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:09:54,193 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:54,193 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:54,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:54,218 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-23 01:09:54,219 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:54,303 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:09:54,320 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:54,321 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-23 01:09:54,321 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-23 01:09:54,321 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:09:54,321 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:54,321 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:54,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:54,338 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-23 01:09:54,339 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:54,417 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:09:54,424 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:54,424 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-23 01:09:54,424 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-23 01:09:54,424 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:09:54,424 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:54,425 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:54,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:54,441 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-23 01:09:54,442 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:54,519 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:09:54,525 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:54,526 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-23 01:09:54,526 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-23 01:09:54,526 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:09:54,526 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:54,526 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:54,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:54,545 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-23 01:09:54,546 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:54,624 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:09:54,630 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:54,631 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-23 01:09:54,631 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-23 01:09:54,631 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:09:54,631 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:54,631 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:54,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:54,650 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-23 01:09:54,650 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:54,729 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:09:54,735 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:54,735 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-23 01:09:54,735 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-23 01:09:54,736 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:09:54,736 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:54,736 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:54,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:54,753 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-23 01:09:54,754 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:54,849 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:09:54,855 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:54,856 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-23 01:09:54,856 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-23 01:09:54,856 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:09:54,856 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:54,856 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:54,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:54,875 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-23 01:09:54,876 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:54,962 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:09:54,968 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:54,969 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-23 01:09:54,969 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-23 01:09:54,969 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:09:54,969 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:54,969 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:54,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:54,988 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-23 01:09:54,989 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:55,074 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:09:55,080 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:55,080 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-23 01:09:55,081 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-23 01:09:55,081 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:09:55,081 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:55,081 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:55,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:55,098 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-23 01:09:55,099 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:55,183 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:09:55,189 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:55,189 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-23 01:09:55,189 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-23 01:09:55,189 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:09:55,190 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:55,190 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:55,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:55,207 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-23 01:09:55,208 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:55,291 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:09:55,297 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:55,297 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-23 01:09:55,297 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-23 01:09:55,297 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:09:55,298 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:55,298 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:55,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:55,315 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-23 01:09:55,315 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:55,399 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:09:55,403 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:55,403 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-23 01:09:55,403 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-23 01:09:55,403 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:09:55,404 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:55,404 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:55,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:55,421 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 15 conjunts are in the unsatisfiable core [2021-11-23 01:09:55,422 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:55,526 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:09:55,570 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:55,570 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-23 01:09:55,570 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-23 01:09:55,570 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:09:55,570 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:55,570 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:55,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:55,600 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-23 01:09:55,601 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:55,669 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:09:55,673 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:55,673 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-23 01:09:55,674 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-23 01:09:55,674 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:09:55,674 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:55,674 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:55,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:55,691 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-23 01:09:55,691 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:55,759 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:09:55,766 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:55,766 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-23 01:09:55,766 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-23 01:09:55,766 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:09:55,766 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:55,766 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:55,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:55,781 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-23 01:09:55,781 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:55,872 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:09:55,878 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:55,879 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-23 01:09:55,879 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-23 01:09:55,879 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:09:55,879 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:55,879 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:55,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:55,895 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-23 01:09:55,896 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:55,982 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:09:55,988 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:55,988 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-23 01:09:55,988 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-23 01:09:55,988 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:09:55,988 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:55,989 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:56,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:56,005 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-23 01:09:56,005 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:56,071 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:09:56,075 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:56,075 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-23 01:09:56,075 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-23 01:09:56,075 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:09:56,075 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:56,075 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:56,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:56,089 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-23 01:09:56,089 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:56,154 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:09:56,159 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:56,159 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-23 01:09:56,159 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-23 01:09:56,159 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:09:56,159 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:56,159 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:56,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:56,186 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-23 01:09:56,187 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:56,250 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:09:56,256 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:56,256 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-23 01:09:56,256 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-23 01:09:56,256 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:09:56,256 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:56,256 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:56,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:56,269 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-23 01:09:56,270 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:56,335 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:09:56,340 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:56,340 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-23 01:09:56,340 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-23 01:09:56,340 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:09:56,340 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:56,340 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:56,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:56,380 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-23 01:09:56,381 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:56,462 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:09:56,468 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:56,469 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-23 01:09:56,469 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-23 01:09:56,469 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:09:56,469 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:56,469 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:56,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:56,485 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-23 01:09:56,486 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:56,574 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:09:56,580 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:56,581 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-23 01:09:56,581 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-23 01:09:56,581 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:09:56,581 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:56,581 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:56,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:56,604 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-23 01:09:56,604 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:56,691 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:09:56,697 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:56,698 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-23 01:09:56,698 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-23 01:09:56,698 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:09:56,698 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:56,698 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:56,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:56,719 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-23 01:09:56,719 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:56,808 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:09:56,814 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:56,814 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-23 01:09:56,814 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-23 01:09:56,814 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:09:56,815 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:56,815 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:56,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:56,833 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-23 01:09:56,833 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:56,911 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:09:56,915 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:56,915 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-23 01:09:56,916 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-23 01:09:56,916 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:09:56,916 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:56,916 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:56,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:56,929 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-23 01:09:56,930 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:56,994 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:09:56,999 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:56,999 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-23 01:09:56,999 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-23 01:09:56,999 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:09:56,999 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:56,999 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:57,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:57,018 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-23 01:09:57,018 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:57,085 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:09:57,090 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:57,090 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-23 01:09:57,090 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-23 01:09:57,090 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:09:57,090 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:57,090 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:57,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:57,105 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-23 01:09:57,105 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:57,187 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:09:57,192 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:57,192 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-23 01:09:57,192 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-23 01:09:57,192 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:09:57,192 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:57,193 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:57,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:57,206 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-23 01:09:57,206 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:57,270 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:09:57,275 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:57,275 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-23 01:09:57,275 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-23 01:09:57,275 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:09:57,275 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:57,275 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:57,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:57,295 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-23 01:09:57,296 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:57,361 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:09:57,365 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:57,365 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-23 01:09:57,365 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-23 01:09:57,365 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:09:57,365 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:57,365 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:57,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:57,380 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-23 01:09:57,380 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:57,444 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:09:57,458 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:57,458 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-23 01:09:57,458 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-23 01:09:57,458 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:09:57,458 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:57,459 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:57,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:57,475 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-23 01:09:57,475 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:57,555 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:09:57,559 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:57,559 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-23 01:09:57,559 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-23 01:09:57,560 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:09:57,560 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:57,560 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:57,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:57,576 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-23 01:09:57,577 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:57,660 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:09:57,666 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:57,667 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-23 01:09:57,667 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-23 01:09:57,667 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:09:57,667 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:57,667 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:57,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:57,684 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-23 01:09:57,684 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:57,767 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:09:57,774 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:57,776 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-23 01:09:57,776 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-23 01:09:57,776 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:09:57,777 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:57,777 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:57,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:57,793 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-23 01:09:57,794 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:57,874 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:09:57,886 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:57,886 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-23 01:09:57,886 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-23 01:09:57,887 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:09:57,887 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:57,887 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:57,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:57,903 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-23 01:09:57,903 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:57,980 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:09:57,986 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:57,986 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-23 01:09:57,987 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-23 01:09:57,987 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:09:57,987 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:57,987 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:58,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:58,007 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-23 01:09:58,008 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:58,073 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:09:58,078 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:58,078 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-23 01:09:58,078 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-23 01:09:58,078 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:09:58,078 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:58,078 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:58,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:58,092 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-23 01:09:58,092 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:58,157 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:09:58,161 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:58,161 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-23 01:09:58,161 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-23 01:09:58,161 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:09:58,161 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:58,161 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:58,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:58,177 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-23 01:09:58,177 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:58,242 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:09:58,246 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:58,246 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-23 01:09:58,246 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-23 01:09:58,246 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:09:58,247 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:58,247 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:58,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:58,263 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-23 01:09:58,263 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:58,327 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:09:58,331 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:58,332 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-23 01:09:58,332 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-23 01:09:58,332 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:09:58,332 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:58,332 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:58,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:58,345 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-23 01:09:58,345 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:58,432 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:09:58,438 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:58,439 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-23 01:09:58,439 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-23 01:09:58,439 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:09:58,439 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:58,439 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:58,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:58,456 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-23 01:09:58,456 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:58,523 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:09:58,528 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:58,528 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-23 01:09:58,528 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-23 01:09:58,528 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:09:58,528 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:58,529 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:58,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:58,542 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-23 01:09:58,542 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:58,607 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:09:58,627 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:58,627 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-23 01:09:58,627 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-23 01:09:58,627 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:09:58,628 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:58,628 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:58,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:58,644 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-23 01:09:58,645 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:58,717 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:09:58,721 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:58,721 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-23 01:09:58,721 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-23 01:09:58,721 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:09:58,721 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:58,722 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:58,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:58,748 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-23 01:09:58,749 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:58,841 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:09:58,848 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:58,848 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-23 01:09:58,848 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-23 01:09:58,848 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:09:58,848 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:58,848 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:58,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:58,864 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-23 01:09:58,865 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:58,966 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:09:58,973 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:58,973 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-23 01:09:58,973 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-23 01:09:58,974 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:09:58,974 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:58,974 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:58,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:58,994 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-23 01:09:58,994 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:59,087 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:09:59,093 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:59,093 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-23 01:09:59,094 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-23 01:09:59,094 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:09:59,094 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:59,094 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:59,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:59,111 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-23 01:09:59,112 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:59,193 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:09:59,198 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:59,198 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-23 01:09:59,198 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-23 01:09:59,198 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:09:59,198 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:59,199 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:59,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:59,212 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-23 01:09:59,213 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:59,277 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:09:59,281 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:59,281 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-23 01:09:59,281 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-23 01:09:59,281 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:09:59,281 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:59,282 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:59,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:59,295 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-23 01:09:59,295 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:59,359 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:09:59,363 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:59,364 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-23 01:09:59,364 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-23 01:09:59,364 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:09:59,364 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:59,364 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:59,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:59,377 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-23 01:09:59,377 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:59,442 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:09:59,446 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:59,446 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-23 01:09:59,446 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-23 01:09:59,446 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:09:59,446 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:59,446 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:59,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:59,460 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-23 01:09:59,460 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:59,525 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:09:59,530 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:59,530 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-23 01:09:59,530 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-23 01:09:59,530 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:09:59,530 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:59,530 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:59,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:59,544 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-23 01:09:59,544 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:59,615 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:09:59,620 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:59,620 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-23 01:09:59,620 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-23 01:09:59,620 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:09:59,620 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:59,620 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:59,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:59,634 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-23 01:09:59,634 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:59,701 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:09:59,706 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:59,706 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-23 01:09:59,706 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-23 01:09:59,706 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:09:59,706 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:59,706 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:59,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:59,730 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-23 01:09:59,731 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:59,818 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:09:59,823 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:59,824 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-23 01:09:59,824 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-23 01:09:59,824 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:09:59,824 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:59,824 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:59,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:59,842 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-23 01:09:59,842 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:09:59,928 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:09:59,934 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:59,935 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-23 01:09:59,935 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-23 01:09:59,935 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:09:59,935 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:59,935 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:59,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:59,953 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-23 01:09:59,953 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:10:00,040 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:10:00,047 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:10:00,047 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-23 01:10:00,047 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-23 01:10:00,048 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:10:00,048 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:10:00,048 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:10:00,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:10:00,065 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-23 01:10:00,066 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:10:00,161 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:10:00,167 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:10:00,167 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-23 01:10:00,167 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-23 01:10:00,167 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:10:00,167 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:10:00,168 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:10:00,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:10:00,184 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-23 01:10:00,185 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:10:00,264 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:10:00,269 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:10:00,269 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-23 01:10:00,269 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-23 01:10:00,269 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:10:00,269 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:10:00,269 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:10:00,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:10:00,282 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-23 01:10:00,283 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:10:00,348 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:10:00,352 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:10:00,353 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-23 01:10:00,353 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-23 01:10:00,353 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:10:00,353 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:10:00,353 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:10:00,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:10:00,383 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-23 01:10:00,383 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:10:00,447 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:10:00,451 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:10:00,451 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-23 01:10:00,452 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-23 01:10:00,452 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:10:00,452 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:10:00,452 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:10:00,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:10:00,466 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-23 01:10:00,466 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:10:00,531 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:10:00,535 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:10:00,535 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-23 01:10:00,535 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-23 01:10:00,535 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:10:00,535 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:10:00,536 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:10:00,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:10:00,558 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-23 01:10:00,559 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:10:00,632 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:10:00,648 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:10:00,648 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-23 01:10:00,648 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-23 01:10:00,649 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:10:00,649 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:10:00,649 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:10:00,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:10:00,666 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-23 01:10:00,667 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:10:00,756 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:10:00,762 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:10:00,762 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-23 01:10:00,762 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-23 01:10:00,763 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:10:00,763 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:10:00,763 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:10:00,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:10:00,781 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-23 01:10:00,781 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:10:00,866 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:10:00,872 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:10:00,873 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-23 01:10:00,873 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-23 01:10:00,873 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:10:00,873 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:10:00,873 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:10:00,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:10:00,891 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-23 01:10:00,892 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:10:00,974 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:10:00,980 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:10:00,981 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-23 01:10:00,981 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-23 01:10:00,981 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:10:00,981 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:10:00,981 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:10:00,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:10:01,000 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-23 01:10:01,001 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:10:01,098 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:10:01,104 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:10:01,104 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-23 01:10:01,105 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-23 01:10:01,105 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:10:01,105 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:10:01,105 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:10:01,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:10:01,122 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-23 01:10:01,123 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:10:01,207 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:10:01,213 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:10:01,214 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-23 01:10:01,214 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-23 01:10:01,214 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:10:01,214 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:10:01,214 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:10:01,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:10:01,232 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-23 01:10:01,232 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:10:01,320 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:10:01,326 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:10:01,326 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-23 01:10:01,326 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-23 01:10:01,326 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:10:01,327 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:10:01,327 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:10:01,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:10:01,360 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-23 01:10:01,361 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:10:01,425 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:10:01,432 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:10:01,432 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-23 01:10:01,432 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-23 01:10:01,432 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:10:01,432 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:10:01,432 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:10:01,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:10:01,445 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-23 01:10:01,446 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:10:01,510 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:10:01,522 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:10:01,523 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-23 01:10:01,523 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-23 01:10:01,523 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:10:01,523 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:10:01,523 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:10:01,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:10:01,537 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-23 01:10:01,537 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:10:01,602 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:10:01,606 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:10:01,606 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-23 01:10:01,606 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-23 01:10:01,606 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:10:01,606 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:10:01,606 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:10:01,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:10:01,619 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-23 01:10:01,620 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:10:01,697 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:10:01,701 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:10:01,701 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-23 01:10:01,701 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-23 01:10:01,701 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:10:01,701 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:10:01,702 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:10:01,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:10:01,715 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-23 01:10:01,715 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:10:01,798 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:10:01,802 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:10:01,802 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-23 01:10:01,802 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-23 01:10:01,802 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:10:01,802 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:10:01,802 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:10:01,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:10:01,815 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-23 01:10:01,816 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:10:01,881 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:10:01,885 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:10:01,885 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-23 01:10:01,885 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-23 01:10:01,885 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:10:01,885 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:10:01,885 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:10:01,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:10:01,899 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-23 01:10:01,899 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:10:01,964 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:10:01,968 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:10:01,969 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-23 01:10:01,969 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-23 01:10:01,969 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:10:01,969 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:10:01,969 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:10:01,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:10:01,982 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-23 01:10:01,983 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:10:02,053 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:10:02,057 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:10:02,057 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-23 01:10:02,057 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-23 01:10:02,057 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:10:02,058 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:10:02,058 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:10:02,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:10:02,071 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-23 01:10:02,071 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:10:02,138 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:10:02,143 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:10:02,143 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-23 01:10:02,143 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-23 01:10:02,143 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:10:02,143 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:10:02,143 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:10:02,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:10:02,156 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-23 01:10:02,157 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:10:02,222 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:10:02,227 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:10:02,227 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-23 01:10:02,227 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-23 01:10:02,227 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:10:02,227 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:10:02,227 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:10:02,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:10:02,250 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-23 01:10:02,250 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:10:02,321 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:10:02,328 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:10:02,328 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-23 01:10:02,328 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-23 01:10:02,328 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:10:02,328 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:10:02,328 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:10:02,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:10:02,342 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-23 01:10:02,342 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:10:02,412 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:10:02,416 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:10:02,416 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-23 01:10:02,416 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-23 01:10:02,417 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:10:02,417 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:10:02,417 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:10:02,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:10:02,430 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-23 01:10:02,431 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:10:02,495 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:10:02,499 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:10:02,499 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-23 01:10:02,499 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-23 01:10:02,499 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:10:02,499 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:10:02,499 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:10:02,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:10:02,526 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-23 01:10:02,527 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:10:02,614 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:10:02,620 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:10:02,620 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-23 01:10:02,620 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-23 01:10:02,621 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:10:02,621 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:10:02,621 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:10:02,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:10:02,638 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-23 01:10:02,639 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:10:02,726 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:10:02,732 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:10:02,732 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-23 01:10:02,733 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-23 01:10:02,733 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:10:02,733 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:10:02,733 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:10:02,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:10:02,750 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-23 01:10:02,750 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:10:02,832 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:10:02,838 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:10:02,839 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-23 01:10:02,839 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-23 01:10:02,839 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:10:02,839 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:10:02,839 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:10:02,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:10:02,857 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-23 01:10:02,857 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:10:02,940 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:10:02,945 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:10:02,946 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-23 01:10:02,946 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-23 01:10:02,946 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:10:02,946 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:10:02,946 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:10:02,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:10:02,964 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-23 01:10:02,965 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:10:03,032 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:10:03,037 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:10:03,037 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-23 01:10:03,038 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-23 01:10:03,038 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:10:03,038 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:10:03,038 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:10:03,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:10:03,063 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-23 01:10:03,064 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:10:03,151 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:10:03,157 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:10:03,157 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-23 01:10:03,158 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-23 01:10:03,158 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:10:03,158 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:10:03,158 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:10:03,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:10:03,176 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-23 01:10:03,176 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:10:03,268 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:10:03,274 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:10:03,275 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-23 01:10:03,275 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-23 01:10:03,275 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:10:03,275 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:10:03,276 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:10:03,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:10:03,294 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-23 01:10:03,294 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:10:03,374 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:10:03,379 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:10:03,379 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-23 01:10:03,379 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-23 01:10:03,379 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:10:03,379 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:10:03,379 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:10:03,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:10:03,402 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-23 01:10:03,402 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:10:03,467 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:10:03,472 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:10:03,472 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-23 01:10:03,472 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-23 01:10:03,472 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:10:03,472 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:10:03,472 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:10:03,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:10:03,485 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-23 01:10:03,486 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:10:03,552 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:10:03,556 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:10:03,556 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-23 01:10:03,556 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-23 01:10:03,560 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:10:03,560 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:10:03,560 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:10:03,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:10:03,573 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-23 01:10:03,574 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:10:03,639 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:10:03,643 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:10:03,643 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-23 01:10:03,643 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-23 01:10:03,643 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:10:03,643 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:10:03,643 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:10:03,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:10:03,660 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-23 01:10:03,660 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:10:03,725 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:10:03,730 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:10:03,730 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-23 01:10:03,730 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-23 01:10:03,730 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:10:03,730 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:10:03,730 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:10:03,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:10:03,744 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-23 01:10:03,744 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:10:03,810 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:10:03,814 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:10:03,814 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-23 01:10:03,814 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-23 01:10:03,814 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:10:03,814 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:10:03,814 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:10:03,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:10:03,828 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-23 01:10:03,828 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:10:03,896 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:10:03,901 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:10:03,901 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-23 01:10:03,901 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-23 01:10:03,901 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:10:03,901 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:10:03,901 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:10:03,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:10:03,914 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-23 01:10:03,915 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:10:03,982 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:10:03,987 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:10:03,987 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-23 01:10:03,987 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-23 01:10:03,987 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:10:03,987 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:10:03,987 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:10:04,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:10:04,010 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-23 01:10:04,011 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:10:04,076 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:10:04,080 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:10:04,081 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-23 01:10:04,081 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-23 01:10:04,081 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:10:04,081 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:10:04,081 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:10:04,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:10:04,099 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-23 01:10:04,099 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:10:04,165 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:10:04,172 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:10:04,172 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-23 01:10:04,173 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-23 01:10:04,173 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:10:04,173 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:10:04,173 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:10:04,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:10:04,195 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-23 01:10:04,196 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:10:04,262 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:10:04,266 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:10:04,266 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-23 01:10:04,266 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-23 01:10:04,266 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:10:04,266 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:10:04,267 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:10:04,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:10:04,280 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-23 01:10:04,280 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:10:04,345 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:10:04,350 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:10:04,350 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-23 01:10:04,350 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-23 01:10:04,350 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:10:04,350 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:10:04,350 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:10:04,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:10:04,363 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-23 01:10:04,364 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:10:04,437 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:10:04,441 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:10:04,441 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-23 01:10:04,441 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-23 01:10:04,442 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:10:04,442 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:10:04,442 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:10:04,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:10:04,455 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-23 01:10:04,456 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:10:04,522 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:10:04,526 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:10:04,526 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-23 01:10:04,526 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-23 01:10:04,527 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:10:04,527 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:10:04,527 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:10:04,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:10:04,542 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-23 01:10:04,542 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:10:04,615 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:10:04,619 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:10:04,619 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-23 01:10:04,619 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-23 01:10:04,619 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:10:04,619 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:10:04,619 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:10:04,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:10:04,652 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-23 01:10:04,652 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:10:04,729 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:10:04,734 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:10:04,734 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-23 01:10:04,734 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-23 01:10:04,734 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:10:04,734 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:10:04,734 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:10:04,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:10:04,758 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-23 01:10:04,759 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:10:04,843 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:10:04,849 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:10:04,850 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-23 01:10:04,850 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-23 01:10:04,850 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:10:04,850 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:10:04,850 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:10:04,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:10:04,868 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-23 01:10:04,868 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:10:04,955 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:10:04,961 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:10:04,962 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-23 01:10:04,962 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-23 01:10:04,962 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:10:04,962 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:10:04,962 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:10:04,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:10:04,980 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-23 01:10:04,981 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:10:05,067 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:10:05,074 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:10:05,075 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-23 01:10:05,075 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-23 01:10:05,075 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:10:05,075 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:10:05,075 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:10:05,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:10:05,093 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-23 01:10:05,093 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:10:05,176 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:10:05,182 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:10:05,182 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-23 01:10:05,182 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-23 01:10:05,182 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:10:05,182 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:10:05,183 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:10:05,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:10:05,200 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-23 01:10:05,200 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:10:05,284 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:10:05,290 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:10:05,290 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-23 01:10:05,291 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-23 01:10:05,291 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:10:05,291 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:10:05,291 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:10:05,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:10:05,308 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-23 01:10:05,309 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:10:05,388 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:10:05,394 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:10:05,394 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-23 01:10:05,394 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-23 01:10:05,394 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:10:05,394 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:10:05,395 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:10:05,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:10:05,410 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-23 01:10:05,410 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:10:05,476 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:10:05,481 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:10:05,481 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-23 01:10:05,481 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-23 01:10:05,481 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:10:05,481 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:10:05,481 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:10:05,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:10:05,495 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-23 01:10:05,496 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:10:05,562 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:10:05,566 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:10:05,566 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-23 01:10:05,566 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-23 01:10:05,566 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:10:05,566 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:10:05,566 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:10:05,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:10:05,596 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-23 01:10:05,597 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:10:05,665 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:10:05,669 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:10:05,670 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-23 01:10:05,670 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-23 01:10:05,670 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:10:05,670 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:10:05,670 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:10:05,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:10:05,687 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-23 01:10:05,687 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:10:05,777 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:10:05,783 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:10:05,784 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-23 01:10:05,784 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-23 01:10:05,784 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:10:05,784 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:10:05,784 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:10:05,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:10:05,801 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-23 01:10:05,801 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:10:05,880 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:10:05,885 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:10:05,886 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-23 01:10:05,886 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-23 01:10:05,886 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:10:05,886 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:10:05,886 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:10:05,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:10:05,899 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-23 01:10:05,899 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:10:05,964 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:10:05,969 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:10:05,969 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-23 01:10:05,969 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-23 01:10:05,969 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:10:05,969 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:10:05,969 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:10:05,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:10:05,983 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-23 01:10:05,983 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:10:06,089 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:10:06,095 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:10:06,095 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-23 01:10:06,095 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-23 01:10:06,095 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:10:06,095 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:10:06,095 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:10:06,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:10:06,109 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-23 01:10:06,109 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:10:06,174 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:10:06,178 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:10:06,178 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-23 01:10:06,178 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-23 01:10:06,179 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:10:06,179 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:10:06,179 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:10:06,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:10:06,192 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-23 01:10:06,192 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:10:06,257 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:10:06,262 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:10:06,262 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-23 01:10:06,262 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-23 01:10:06,262 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:10:06,262 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:10:06,262 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:10:06,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:10:06,288 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-23 01:10:06,288 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:10:06,354 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:10:06,358 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:10:06,358 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-23 01:10:06,358 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-23 01:10:06,358 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:10:06,358 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:10:06,358 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:10:06,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:10:06,385 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-23 01:10:06,386 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:10:06,455 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:10:06,459 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:10:06,459 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-23 01:10:06,459 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-23 01:10:06,459 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:10:06,459 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:10:06,460 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:10:06,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:10:06,473 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-23 01:10:06,473 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:10:06,540 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:10:06,544 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:10:06,544 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-23 01:10:06,544 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-23 01:10:06,544 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:10:06,544 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:10:06,544 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:10:06,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:10:06,558 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-23 01:10:06,558 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:10:06,650 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:10:06,663 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:10:06,663 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-23 01:10:06,663 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-23 01:10:06,663 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:10:06,664 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:10:06,664 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:10:06,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:10:06,680 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 01:10:06,681 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:10:07,191 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 3 proven. 1 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:10:10,227 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.78s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2021-11-23 01:10:10,497 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:10:10,497 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 33 states and 54 transitions. [2021-11-23 01:10:10,498 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-23 01:10:10,498 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-23 01:10:10,498 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:10:10,498 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:10:10,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:10:10,552 INFO L263 TraceCheckSpWp]: Trace formula consists of 86 conjuncts, 24 conjunts are in the unsatisfiable core [2021-11-23 01:10:10,552 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:10:11,625 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:10:22,008 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 7.76s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2021-11-23 01:10:22,258 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:10:22,259 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 38 states and 66 transitions. [2021-11-23 01:10:22,259 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 66 transitions. [2021-11-23 01:10:22,260 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-23 01:10:22,260 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:10:22,260 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:10:22,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:10:22,274 INFO L263 TraceCheckSpWp]: Trace formula consists of 92 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-23 01:10:22,274 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:10:22,408 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 01:10:22,846 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:10:22,847 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 40 states and 73 transitions. [2021-11-23 01:10:22,847 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 73 transitions. [2021-11-23 01:10:22,847 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-23 01:10:22,847 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:10:22,847 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:10:22,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:10:22,873 INFO L263 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 25 conjunts are in the unsatisfiable core [2021-11-23 01:10:22,873 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:10:23,906 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 01:10:28,724 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:10:28,724 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 41 states and 78 transitions. [2021-11-23 01:10:28,724 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 78 transitions. [2021-11-23 01:10:28,724 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-23 01:10:28,725 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:10:28,725 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:10:28,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:10:28,882 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 32 conjunts are in the unsatisfiable core [2021-11-23 01:10:28,883 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:10:32,487 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 4 proven. 7 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-23 01:10:44,565 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 8.85s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2021-11-23 01:10:44,574 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:10:44,574 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 44 states and 86 transitions. [2021-11-23 01:10:44,574 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 86 transitions. [2021-11-23 01:10:44,574 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-23 01:10:44,574 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:10:44,575 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:10:44,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:10:44,740 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:10:44,741 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:10:50,679 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 5 proven. 8 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 01:11:05,675 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 5.34s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2021-11-23 01:11:05,733 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:05,733 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 47 states and 95 transitions. [2021-11-23 01:11:05,734 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 95 transitions. [2021-11-23 01:11:05,734 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-11-23 01:11:05,734 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:05,734 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:05,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:05,759 INFO L263 TraceCheckSpWp]: Trace formula consists of 105 conjuncts, 12 conjunts are in the unsatisfiable core [2021-11-23 01:11:05,759 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:11:06,692 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 9 proven. 2 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-11-23 01:11:08,558 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:08,558 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 49 states and 102 transitions. [2021-11-23 01:11:08,558 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 102 transitions. [2021-11-23 01:11:08,558 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-11-23 01:11:08,558 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:08,558 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:08,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:08,610 INFO L263 TraceCheckSpWp]: Trace formula consists of 109 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:11:08,611 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:11:11,638 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 7 proven. 10 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-11-23 01:11:19,402 WARN L227 SmtUtils]: Spent 6.13s on a formula simplification that was a NOOP. DAG size: 128 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2021-11-23 01:11:24,955 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:24,955 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 50 states and 107 transitions. [2021-11-23 01:11:24,955 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 107 transitions. [2021-11-23 01:11:24,955 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-11-23 01:11:24,955 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:24,955 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:25,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:25,676 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 30 conjunts are in the unsatisfiable core [2021-11-23 01:11:25,677 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:11:47,053 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 6 proven. 17 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-11-23 01:12:04,022 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.94s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2021-11-23 01:12:04,265 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:12:04,265 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 53 states and 115 transitions. [2021-11-23 01:12:04,266 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 115 transitions. [2021-11-23 01:12:04,266 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-11-23 01:12:04,266 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:12:04,266 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:12:04,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:12:04,848 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 35 conjunts are in the unsatisfiable core [2021-11-23 01:12:04,849 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:12:29,568 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 6 proven. 15 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2021-11-23 01:12:30,272 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:12:30,273 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 121 states to 54 states and 116 transitions. [2021-11-23 01:12:30,273 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 116 transitions. [2021-11-23 01:12:30,273 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-11-23 01:12:30,273 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:12:30,273 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:12:30,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:12:30,462 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 35 conjunts are in the unsatisfiable core [2021-11-23 01:12:30,463 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:12:57,741 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 8 proven. 18 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2021-11-23 01:13:09,334 WARN L227 SmtUtils]: Spent 7.35s on a formula simplification that was a NOOP. DAG size: 308 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2021-11-23 01:13:25,318 WARN L227 SmtUtils]: Spent 6.90s on a formula simplification that was a NOOP. DAG size: 309 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2021-11-23 01:13:28,125 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:13:28,125 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 126 states to 55 states and 121 transitions. [2021-11-23 01:13:28,125 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 121 transitions. [2021-11-23 01:13:28,126 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-11-23 01:13:28,126 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:13:28,126 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:13:28,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:13:28,854 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 33 conjunts are in the unsatisfiable core [2021-11-23 01:13:28,854 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:08,514 WARN L227 SmtUtils]: Spent 8.03s on a formula simplification that was a NOOP. DAG size: 517 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2021-11-23 01:15:28,352 INFO L883 QuantifierPusher]: Run 10 iterations of DualJunctionQuantifierElimination maybe there is a nontermination bug. [2021-11-23 01:15:28,534 INFO L883 QuantifierPusher]: Run 10 iterations of DualJunctionQuantifierElimination maybe there is a nontermination bug. [2021-11-23 01:15:40,313 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 8 proven. 28 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2021-11-23 01:15:51,536 WARN L227 SmtUtils]: Spent 9.81s on a formula simplification. DAG size of input: 324 DAG size of output: 278 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2021-11-23 01:16:15,992 WARN L227 SmtUtils]: Spent 8.75s on a formula simplification that was a NOOP. DAG size: 518 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2021-11-23 01:16:55,976 WARN L227 SmtUtils]: Spent 26.81s on a formula simplification that was a NOOP. DAG size: 687 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2021-11-23 01:17:46,656 WARN L227 SmtUtils]: Spent 33.43s on a formula simplification that was a NOOP. DAG size: 688 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2021-11-23 01:17:50,987 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.43s for a HTC check with result VALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2021-11-23 01:17:54,767 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.32s for a HTC check with result VALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2021-11-23 01:17:56,445 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.53s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2021-11-23 01:18:02,352 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 5.05s for a HTC check with result VALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2021-11-23 01:18:04,651 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:18:04,652 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 58 states and 128 transitions. [2021-11-23 01:18:04,652 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 128 transitions. [2021-11-23 01:18:04,652 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:18:04,652 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:18:04,652 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:18:04,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:18:04,728 INFO L263 TraceCheckSpWp]: Trace formula consists of 135 conjuncts, 34 conjunts are in the unsatisfiable core [2021-11-23 01:18:04,729 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:19:07,629 WARN L906 QuantifierPusher]: no eliminatee completely removed, nonetheless the elimination was considered successful [2021-11-23 01:19:30,687 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 21 proven. 33 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2021-11-23 01:21:32,639 WARN L227 SmtUtils]: Spent 1.54m on a formula simplification. DAG size of input: 414 DAG size of output: 241 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate)