./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/nla-digbench-scaling/fermat1-ll_valuebound20.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_f1ae677a-addd-4a06-95b6-c3bc6b4c1df7/bin/ukojak-LBtLqBUTdQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f1ae677a-addd-4a06-95b6-c3bc6b4c1df7/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_f1ae677a-addd-4a06-95b6-c3bc6b4c1df7/bin/ukojak-LBtLqBUTdQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f1ae677a-addd-4a06-95b6-c3bc6b4c1df7/bin/ukojak-LBtLqBUTdQ/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/fermat1-ll_valuebound20.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f1ae677a-addd-4a06-95b6-c3bc6b4c1df7/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_f1ae677a-addd-4a06-95b6-c3bc6b4c1df7/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 5343b340ea8da46bc6acd6408dd3dbd3223330cf8901c5f3b9950638a460ce9a --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-23 01:10:22,938 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 01:10:22,941 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 01:10:22,995 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 01:10:22,995 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 01:10:23,000 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 01:10:23,002 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 01:10:23,006 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 01:10:23,009 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 01:10:23,015 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 01:10:23,017 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 01:10:23,019 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 01:10:23,019 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 01:10:23,022 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 01:10:23,026 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 01:10:23,033 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 01:10:23,035 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 01:10:23,036 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 01:10:23,039 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 01:10:23,046 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 01:10:23,048 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 01:10:23,050 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 01:10:23,053 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 01:10:23,054 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 01:10:23,064 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 01:10:23,064 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 01:10:23,064 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 01:10:23,066 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 01:10:23,067 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 01:10:23,069 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 01:10:23,070 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 01:10:23,071 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 01:10:23,073 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 01:10:23,074 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 01:10:23,076 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 01:10:23,076 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 01:10:23,077 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 01:10:23,077 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 01:10:23,077 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 01:10:23,078 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 01:10:23,079 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 01:10:23,080 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f1ae677a-addd-4a06-95b6-c3bc6b4c1df7/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 01:10:23,116 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 01:10:23,116 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 01:10:23,117 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 01:10:23,117 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 01:10:23,118 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 01:10:23,118 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 01:10:23,119 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 01:10:23,119 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 01:10:23,119 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 01:10:23,119 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 01:10:23,120 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 01:10:23,120 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 01:10:23,120 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 01:10:23,120 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 01:10:23,121 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 01:10:23,121 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 01:10:23,121 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 01:10:23,121 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 01:10:23,122 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 01:10:23,122 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 01:10:23,122 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 01:10:23,122 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 01:10:23,123 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 01:10:23,123 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 01:10:23,123 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 01:10:23,123 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 01:10:23,123 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 01:10:23,124 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 01:10:23,124 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_f1ae677a-addd-4a06-95b6-c3bc6b4c1df7/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f1ae677a-addd-4a06-95b6-c3bc6b4c1df7/bin/ukojak-LBtLqBUTdQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5343b340ea8da46bc6acd6408dd3dbd3223330cf8901c5f3b9950638a460ce9a [2021-11-23 01:10:23,431 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 01:10:23,463 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 01:10:23,466 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 01:10:23,467 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 01:10:23,469 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 01:10:23,472 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f1ae677a-addd-4a06-95b6-c3bc6b4c1df7/bin/ukojak-LBtLqBUTdQ/../../sv-benchmarks/c/nla-digbench-scaling/fermat1-ll_valuebound20.c [2021-11-23 01:10:23,581 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f1ae677a-addd-4a06-95b6-c3bc6b4c1df7/bin/ukojak-LBtLqBUTdQ/data/d5c9e116e/e833bfd3686e47f4a685e822dead1633/FLAG2a2419c1f [2021-11-23 01:10:24,096 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 01:10:24,097 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f1ae677a-addd-4a06-95b6-c3bc6b4c1df7/sv-benchmarks/c/nla-digbench-scaling/fermat1-ll_valuebound20.c [2021-11-23 01:10:24,104 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f1ae677a-addd-4a06-95b6-c3bc6b4c1df7/bin/ukojak-LBtLqBUTdQ/data/d5c9e116e/e833bfd3686e47f4a685e822dead1633/FLAG2a2419c1f [2021-11-23 01:10:24,455 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f1ae677a-addd-4a06-95b6-c3bc6b4c1df7/bin/ukojak-LBtLqBUTdQ/data/d5c9e116e/e833bfd3686e47f4a685e822dead1633 [2021-11-23 01:10:24,458 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 01:10:24,460 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 01:10:24,461 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 01:10:24,462 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 01:10:24,465 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 01:10:24,466 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:10:24" (1/1) ... [2021-11-23 01:10:24,467 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1663fea0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:10:24, skipping insertion in model container [2021-11-23 01:10:24,468 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:10:24" (1/1) ... [2021-11-23 01:10:24,476 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 01:10:24,491 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 01:10:24,637 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_f1ae677a-addd-4a06-95b6-c3bc6b4c1df7/sv-benchmarks/c/nla-digbench-scaling/fermat1-ll_valuebound20.c[535,548] [2021-11-23 01:10:24,685 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 01:10:24,694 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 01:10:24,708 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_f1ae677a-addd-4a06-95b6-c3bc6b4c1df7/sv-benchmarks/c/nla-digbench-scaling/fermat1-ll_valuebound20.c[535,548] [2021-11-23 01:10:24,718 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 01:10:24,741 INFO L208 MainTranslator]: Completed translation [2021-11-23 01:10:24,741 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:10:24 WrapperNode [2021-11-23 01:10:24,742 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 01:10:24,743 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 01:10:24,743 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 01:10:24,743 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 01:10:24,752 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:10:24" (1/1) ... [2021-11-23 01:10:24,775 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:10:24" (1/1) ... [2021-11-23 01:10:24,809 INFO L137 Inliner]: procedures = 14, calls = 15, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 56 [2021-11-23 01:10:24,810 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 01:10:24,811 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 01:10:24,811 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 01:10:24,811 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 01:10:24,821 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:10:24" (1/1) ... [2021-11-23 01:10:24,821 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:10:24" (1/1) ... [2021-11-23 01:10:24,825 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:10:24" (1/1) ... [2021-11-23 01:10:24,826 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:10:24" (1/1) ... [2021-11-23 01:10:24,845 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:10:24" (1/1) ... [2021-11-23 01:10:24,850 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:10:24" (1/1) ... [2021-11-23 01:10:24,851 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:10:24" (1/1) ... [2021-11-23 01:10:24,853 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 01:10:24,854 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 01:10:24,855 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 01:10:24,855 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 01:10:24,857 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:10:24" (1/1) ... [2021-11-23 01:10:24,866 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 01:10:24,880 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f1ae677a-addd-4a06-95b6-c3bc6b4c1df7/bin/ukojak-LBtLqBUTdQ/z3 [2021-11-23 01:10:24,900 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f1ae677a-addd-4a06-95b6-c3bc6b4c1df7/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 01:10:24,917 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f1ae677a-addd-4a06-95b6-c3bc6b4c1df7/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 01:10:24,955 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 01:10:24,955 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-11-23 01:10:24,955 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-11-23 01:10:24,958 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 01:10:24,958 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 01:10:24,958 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 01:10:24,958 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2021-11-23 01:10:24,958 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2021-11-23 01:10:25,031 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 01:10:25,034 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 01:10:25,251 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 01:10:25,299 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-23 01:10:25,299 INFO L301 CfgBuilder]: Removed 3 assume(true) statements. [2021-11-23 01:10:25,301 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:10:25 BoogieIcfgContainer [2021-11-23 01:10:25,306 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-23 01:10:25,307 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-23 01:10:25,307 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-23 01:10:25,332 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-23 01:10:25,332 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:10:25" (1/1) ... [2021-11-23 01:10:25,344 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 01:10:25,433 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:10:25,442 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2021-11-23 01:10:25,443 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2021-11-23 01:10:25,449 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-23 01:10:25,449 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:10:25,450 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:10:25,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:10:25,643 INFO L263 TraceCheckSpWp]: Trace formula consists of 79 conjuncts, 11 conjunts are in the unsatisfiable core [2021-11-23 01:10:25,649 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:10:25,944 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:10:28,800 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.77s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2021-11-23 01:10:28,834 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:10:28,835 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 31 states and 46 transitions. [2021-11-23 01:10:28,835 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 46 transitions. [2021-11-23 01:10:28,837 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-23 01:10:28,837 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:10:28,838 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:10:28,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:10:28,874 INFO L263 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-23 01:10:28,876 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:10:29,389 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:10:30,416 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:10:30,418 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 35 states and 54 transitions. [2021-11-23 01:10:30,418 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 54 transitions. [2021-11-23 01:10:30,419 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:10:30,419 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:10:30,420 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:10:30,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:10:30,469 INFO L263 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 11 conjunts are in the unsatisfiable core [2021-11-23 01:10:30,473 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:10:30,662 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:10:30,733 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:10:30,734 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:10:30,734 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:10:30,736 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-23 01:10:30,736 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:10:30,737 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:10:30,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:10:30,781 INFO L263 TraceCheckSpWp]: Trace formula consists of 101 conjuncts, 11 conjunts are in the unsatisfiable core [2021-11-23 01:10:30,784 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:10:30,949 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 3 proven. 4 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2021-11-23 01:10:31,003 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:10:31,005 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 40 states and 58 transitions. [2021-11-23 01:10:31,006 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 58 transitions. [2021-11-23 01:10:31,012 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:10:31,013 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:10:31,013 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:10:31,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:10:31,068 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-23 01:10:31,070 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:10:31,240 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2021-11-23 01:10:32,601 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:10:32,602 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 46 states and 68 transitions. [2021-11-23 01:10:32,602 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 68 transitions. [2021-11-23 01:10:32,604 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:10:32,604 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:10:32,604 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:10:32,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:10:32,644 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 01:10:32,646 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:10:36,985 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:11:22,633 WARN L227 SmtUtils]: Spent 5.34s on a formula simplification. DAG size of input: 36 DAG size of output: 30 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2021-11-23 01:11:37,787 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.69s for a HTC check with result VALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2021-11-23 01:11:40,437 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.63s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2021-11-23 01:11:46,826 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:46,827 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 01:11:46,828 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 01:11:46,829 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:11:46,829 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:46,829 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:46,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:46,882 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 01:11:46,884 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:11:47,310 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:11:47,890 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:47,891 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 01:11:47,891 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 01:11:47,893 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:11:47,893 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:47,893 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:47,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:47,926 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 01:11:47,928 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:11:48,347 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:11:49,461 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:49,462 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 01:11:49,462 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 01:11:49,464 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:11:49,464 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:49,464 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:49,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:49,498 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 01:11:49,501 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:11:49,872 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:11:50,356 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:50,357 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 01:11:50,357 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 01:11:50,358 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:11:50,358 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:50,359 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:50,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:50,421 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 01:11:50,423 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:11:50,784 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:11:51,448 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:51,449 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 01:11:51,449 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 01:11:51,450 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:11:51,450 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:51,451 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:51,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:51,485 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 01:11:51,487 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:11:51,868 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:11:52,534 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:52,535 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 01:11:52,536 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 01:11:52,536 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:11:52,536 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:52,537 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:52,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:52,571 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 01:11:52,573 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:11:52,953 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:11:53,547 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:53,548 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 01:11:53,548 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 01:11:53,549 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:11:53,549 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:53,550 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:53,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:53,580 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 01:11:53,582 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:11:53,976 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:11:54,762 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:54,763 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 01:11:54,763 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 01:11:54,764 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:11:54,764 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:54,765 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:54,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:54,798 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 01:11:54,800 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:11:55,186 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:11:55,623 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:55,624 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 01:11:55,624 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 01:11:55,625 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:11:55,625 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:55,625 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:55,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:55,691 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 01:11:55,693 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:11:56,037 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:11:56,508 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:56,509 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 01:11:56,509 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 01:11:56,510 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:11:56,510 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:56,510 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:56,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:56,537 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 01:11:56,539 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:11:56,933 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:11:57,493 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:57,494 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 01:11:57,494 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 01:11:57,494 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:11:57,495 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:57,495 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:57,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:57,532 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 01:11:57,534 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:11:57,880 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:11:58,495 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:58,496 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 01:11:58,496 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 01:11:58,497 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:11:58,497 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:58,497 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:58,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:58,528 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 01:11:58,530 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:11:58,915 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:11:59,804 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:59,804 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 01:11:59,804 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 01:11:59,805 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:11:59,805 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:59,806 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:59,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:59,840 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 01:11:59,842 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:12:00,189 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:12:00,748 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:12:00,749 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 01:12:00,749 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 01:12:00,750 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:12:00,750 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:12:00,751 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:12:00,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:12:00,794 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 01:12:00,795 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:12:01,199 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:12:02,078 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:12:02,078 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 01:12:02,078 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 01:12:02,079 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:12:02,079 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:12:02,080 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:12:02,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:12:02,114 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 01:12:02,115 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:12:02,509 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:12:03,363 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:12:03,364 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 01:12:03,364 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 01:12:03,364 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:12:03,364 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:12:03,365 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:12:03,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:12:03,414 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 01:12:03,416 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:12:03,768 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:12:04,506 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:12:04,507 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 01:12:04,507 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 01:12:04,507 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:12:04,508 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:12:04,508 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:12:04,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:12:04,545 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 01:12:04,546 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:12:04,921 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:12:05,351 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:12:05,352 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 01:12:05,352 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 01:12:05,353 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:12:05,353 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:12:05,353 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:12:05,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:12:05,400 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 01:12:05,402 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:12:05,797 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:12:06,424 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:12:06,424 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 01:12:06,424 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 01:12:06,425 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:12:06,425 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:12:06,425 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:12:06,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:12:06,474 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 01:12:06,475 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:12:06,845 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:12:07,345 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:12:07,346 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 01:12:07,346 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 01:12:07,346 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:12:07,346 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:12:07,347 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:12:07,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:12:07,373 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 01:12:07,374 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:12:07,766 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:12:08,081 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:12:08,081 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 01:12:08,081 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 01:12:08,082 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:12:08,082 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:12:08,082 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:12:08,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:12:08,114 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 01:12:08,115 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:12:08,497 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:12:08,953 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:12:08,954 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 01:12:08,954 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 01:12:08,954 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:12:08,955 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:12:08,955 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:12:08,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:12:08,988 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 01:12:08,989 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:12:09,360 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:12:10,057 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:12:10,057 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 01:12:10,057 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 01:12:10,058 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:12:10,058 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:12:10,058 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:12:10,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:12:10,088 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 01:12:10,090 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:12:10,399 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:12:11,171 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:12:11,172 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 01:12:11,172 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 01:12:11,173 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:12:11,173 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:12:11,173 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:12:11,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:12:11,208 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 01:12:11,209 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:12:11,508 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:12:12,107 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:12:12,108 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 01:12:12,108 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 01:12:12,109 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:12:12,109 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:12:12,109 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:12:12,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:12:12,140 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 01:12:12,141 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:12:12,497 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:12:13,028 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:12:13,029 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 01:12:13,029 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 01:12:13,032 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:12:13,032 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:12:13,033 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:12:13,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:12:13,061 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 01:12:13,063 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:12:13,471 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:12:13,920 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:12:13,921 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 01:12:13,921 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 01:12:13,921 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:12:13,921 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:12:13,921 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:12:13,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:12:13,946 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 01:12:13,947 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:12:14,312 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:12:14,840 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:12:14,840 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 01:12:14,840 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 01:12:14,841 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:12:14,841 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:12:14,841 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:12:14,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:12:14,868 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 01:12:14,869 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:12:15,260 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:12:15,601 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:12:15,601 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 01:12:15,602 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 01:12:15,602 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:12:15,602 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:12:15,602 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:12:15,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:12:15,625 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 01:12:15,626 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:12:16,028 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:12:16,886 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:12:16,886 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 01:12:16,887 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 01:12:16,887 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:12:16,887 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:12:16,887 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:12:16,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:12:16,930 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 01:12:16,932 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:12:17,309 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:12:17,703 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:12:17,703 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 01:12:17,703 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 01:12:17,704 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:12:17,704 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:12:17,704 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:12:17,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:12:17,741 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 01:12:17,742 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:12:18,047 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:12:18,499 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:12:18,499 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 01:12:18,499 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 01:12:18,500 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:12:18,500 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:12:18,500 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:12:18,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:12:18,534 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 01:12:18,535 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:12:18,908 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:12:19,279 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:12:19,280 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 01:12:19,280 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 01:12:19,281 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:12:19,281 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:12:19,281 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:12:19,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:12:19,307 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 01:12:19,308 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:12:19,682 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:12:20,045 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:12:20,045 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 01:12:20,045 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 01:12:20,045 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:12:20,046 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:12:20,046 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:12:20,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:12:20,078 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 01:12:20,079 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:12:20,443 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:12:20,909 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:12:20,909 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 01:12:20,909 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 01:12:20,910 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:12:20,910 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:12:20,910 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:12:20,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:12:20,937 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 01:12:20,938 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:12:21,265 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:12:22,017 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:12:22,017 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 01:12:22,018 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 01:12:22,018 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:12:22,018 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:12:22,019 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:12:22,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:12:22,047 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 01:12:22,049 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:12:22,420 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:12:22,879 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:12:22,880 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 01:12:22,880 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 01:12:22,881 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:12:22,881 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:12:22,881 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:12:22,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:12:22,928 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 01:12:22,929 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:12:23,301 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:12:23,751 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:12:23,751 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 01:12:23,751 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 01:12:23,751 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:12:23,751 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:12:23,752 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:12:23,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:12:23,774 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 01:12:23,775 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:12:24,183 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:12:24,645 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:12:24,646 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 01:12:24,646 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 01:12:24,646 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:12:24,646 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:12:24,646 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:12:24,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:12:24,668 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 01:12:24,669 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:12:25,075 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:12:25,772 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:12:25,773 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 01:12:25,773 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 01:12:25,773 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:12:25,773 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:12:25,773 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:12:25,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:12:25,804 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 01:12:25,805 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:12:26,193 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:12:26,751 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:12:26,752 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 01:12:26,752 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 01:12:26,753 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:12:26,753 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:12:26,753 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:12:26,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:12:26,785 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 01:12:26,786 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:12:27,183 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:12:27,826 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:12:27,826 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 01:12:27,826 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 01:12:27,827 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:12:27,827 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:12:27,827 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:12:27,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:12:27,867 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 01:12:27,868 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:12:28,280 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:12:28,901 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:12:28,902 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 01:12:28,902 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 01:12:28,902 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:12:28,902 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:12:28,902 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:12:28,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:12:28,927 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 01:12:28,928 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:12:29,327 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:12:30,163 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:12:30,164 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 01:12:30,164 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 01:12:30,165 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:12:30,165 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:12:30,165 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:12:30,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:12:30,197 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 01:12:30,197 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:12:30,659 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:12:31,161 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:12:31,162 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 01:12:31,162 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 01:12:31,162 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:12:31,162 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:12:31,162 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:12:31,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:12:31,203 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 01:12:31,204 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:12:31,653 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:12:32,165 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:12:32,165 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 01:12:32,165 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 01:12:32,166 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:12:32,166 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:12:32,166 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:12:32,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:12:32,198 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 01:12:32,199 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:12:32,699 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:12:33,138 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:12:33,139 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 01:12:33,139 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 01:12:33,139 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:12:33,139 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:12:33,139 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:12:33,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:12:33,166 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 01:12:33,167 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:12:33,578 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:12:34,091 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:12:34,091 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 01:12:34,092 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 01:12:34,092 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:12:34,092 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:12:34,093 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:12:34,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:12:34,124 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 01:12:34,125 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:12:34,532 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:12:34,880 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:12:34,880 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 01:12:34,880 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 01:12:34,880 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:12:34,880 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:12:34,881 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:12:34,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:12:34,917 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 01:12:34,918 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:12:35,345 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:12:36,011 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:12:36,012 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 01:12:36,012 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 01:12:36,013 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:12:36,013 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:12:36,013 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:12:36,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:12:36,037 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 01:12:36,038 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:12:36,441 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:12:37,000 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:12:37,001 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 01:12:37,001 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 01:12:37,001 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:12:37,001 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:12:37,002 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:12:37,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:12:37,026 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 01:12:37,027 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:12:37,454 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:12:37,854 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:12:37,855 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 01:12:37,855 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 01:12:37,855 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:12:37,855 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:12:37,855 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:12:37,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:12:37,891 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 01:12:37,893 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:12:38,286 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:12:38,751 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:12:38,752 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 01:12:38,752 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 01:12:38,752 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:12:38,752 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:12:38,752 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:12:38,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:12:38,792 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 01:12:38,792 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:12:39,216 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:12:39,942 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:12:39,943 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 01:12:39,943 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 01:12:39,943 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:12:39,944 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:12:39,944 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:12:39,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:12:39,970 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 01:12:39,970 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:12:40,413 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:12:40,895 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:12:40,896 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 01:12:40,896 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 01:12:40,897 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:12:40,897 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:12:40,897 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:12:40,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:12:40,928 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 01:12:40,929 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:12:41,457 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:12:41,840 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:12:41,840 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 01:12:41,840 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 01:12:41,841 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:12:41,841 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:12:41,841 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:12:41,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:12:41,871 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 01:12:41,872 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:12:42,311 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:12:43,067 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:12:43,067 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 01:12:43,067 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 01:12:43,068 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:12:43,068 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:12:43,068 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:12:43,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:12:43,103 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 01:12:43,104 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:12:43,538 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:12:44,036 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:12:44,037 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 01:12:44,037 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 01:12:44,037 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:12:44,038 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:12:44,038 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:12:44,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:12:44,065 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 01:12:44,066 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:12:44,530 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:12:45,174 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:12:45,175 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 01:12:45,175 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 01:12:45,176 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:12:45,176 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:12:45,176 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:12:45,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:12:45,218 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 01:12:45,219 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:12:45,690 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:12:46,184 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:12:46,185 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 01:12:46,185 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 01:12:46,185 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:12:46,186 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:12:46,186 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:12:46,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:12:46,210 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 01:12:46,211 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:12:46,660 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:12:47,148 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:12:47,149 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 01:12:47,149 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 01:12:47,149 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:12:47,149 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:12:47,150 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:12:47,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:12:47,176 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 01:12:47,177 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:12:47,646 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:12:48,016 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:12:48,017 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 01:12:48,017 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 01:12:48,017 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:12:48,018 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:12:48,018 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:12:48,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:12:48,044 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 01:12:48,045 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:12:48,598 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:12:49,665 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:12:49,665 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 01:12:49,666 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 01:12:49,666 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:12:49,666 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:12:49,666 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:12:49,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:12:49,687 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 01:12:49,688 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:12:50,179 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:12:50,958 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:12:50,958 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 01:12:50,959 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 01:12:50,959 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:12:50,959 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:12:50,959 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:12:50,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:12:50,989 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 01:12:50,990 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:12:51,577 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:12:51,916 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:12:51,916 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 01:12:51,916 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 01:12:51,916 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:12:51,917 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:12:51,917 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:12:51,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:12:51,942 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 01:12:51,943 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:12:52,403 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:12:52,921 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:12:52,922 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 01:12:52,922 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 01:12:52,923 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:12:52,923 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:12:52,923 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:12:52,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:12:52,962 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 01:12:52,963 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:12:53,534 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:12:54,304 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:12:54,304 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 01:12:54,304 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 01:12:54,305 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:12:54,305 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:12:54,305 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:12:54,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:12:54,329 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 01:12:54,330 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:12:54,846 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:12:55,279 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:12:55,279 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 01:12:55,279 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 01:12:55,280 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:12:55,280 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:12:55,280 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:12:55,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:12:55,307 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 01:12:55,308 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:12:55,794 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:12:56,272 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:12:56,273 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 01:12:56,273 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 01:12:56,273 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:12:56,273 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:12:56,274 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:12:56,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:12:56,302 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 01:12:56,303 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:12:56,856 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:12:57,328 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:12:57,329 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 01:12:57,329 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 01:12:57,329 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:12:57,329 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:12:57,329 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:12:57,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:12:57,352 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 01:12:57,353 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:12:57,860 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:12:58,493 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:12:58,494 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 01:12:58,494 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 01:12:58,494 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:12:58,494 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:12:58,494 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:12:58,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:12:58,529 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 01:12:58,531 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:12:59,051 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:12:59,460 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:12:59,460 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 01:12:59,460 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 01:12:59,460 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:12:59,461 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:12:59,461 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:12:59,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:12:59,483 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 01:12:59,483 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:12:59,969 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:13:00,454 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:13:00,454 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 01:13:00,454 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 01:13:00,454 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:13:00,454 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:13:00,455 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:13:00,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:13:00,475 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 01:13:00,476 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:13:01,001 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:13:01,542 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:13:01,543 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 01:13:01,543 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 01:13:01,543 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:13:01,543 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:13:01,543 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:13:01,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:13:01,573 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 01:13:01,574 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:13:02,105 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:13:02,463 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:13:02,464 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 01:13:02,464 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 01:13:02,464 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:13:02,464 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:13:02,464 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:13:02,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:13:02,495 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 01:13:02,496 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:13:02,985 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:13:03,466 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:13:03,466 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 01:13:03,466 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 01:13:03,467 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:13:03,467 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:13:03,467 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:13:03,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:13:03,493 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 01:13:03,494 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:13:03,998 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:13:04,296 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:13:04,297 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 01:13:04,297 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 01:13:04,297 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:13:04,297 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:13:04,297 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:13:04,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:13:04,318 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 01:13:04,319 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:13:04,867 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:13:05,385 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:13:05,386 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 01:13:05,386 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 01:13:05,386 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:13:05,386 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:13:05,386 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:13:05,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:13:05,421 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 01:13:05,422 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:13:05,945 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:13:06,246 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:13:06,246 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 01:13:06,246 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 01:13:06,247 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:13:06,247 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:13:06,247 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:13:06,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:13:06,286 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 01:13:06,287 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:13:06,845 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:13:07,575 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:13:07,576 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 01:13:07,576 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 01:13:07,576 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:13:07,577 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:13:07,577 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:13:07,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:13:07,609 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 01:13:07,611 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:13:08,149 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:13:08,522 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:13:08,523 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 01:13:08,523 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 01:13:08,523 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:13:08,524 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:13:08,524 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:13:08,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:13:08,558 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 01:13:08,559 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:13:09,110 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:13:09,643 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:13:09,644 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 01:13:09,644 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 01:13:09,644 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:13:09,644 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:13:09,644 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:13:09,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:13:09,665 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 01:13:09,666 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:13:10,159 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:13:10,590 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:13:10,591 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 01:13:10,591 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 01:13:10,591 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:13:10,591 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:13:10,592 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:13:10,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:13:10,618 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 01:13:10,620 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:13:11,178 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:13:11,484 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:13:11,484 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 01:13:11,484 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 01:13:11,485 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:13:11,485 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:13:11,485 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:13:11,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:13:11,508 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 01:13:11,509 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:13:12,065 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:13:12,511 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:13:12,511 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 01:13:12,512 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 01:13:12,512 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:13:12,512 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:13:12,512 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:13:12,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:13:12,539 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 01:13:12,540 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:13:13,095 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:13:13,607 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:13:13,607 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 01:13:13,607 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 01:13:13,608 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:13:13,608 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:13:13,608 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:13:13,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:13:13,629 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 01:13:13,630 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:13:14,184 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:13:14,737 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:13:14,737 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 01:13:14,737 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 01:13:14,737 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:13:14,740 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:13:14,740 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:13:14,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:13:14,762 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 01:13:14,763 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:13:15,299 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:13:15,730 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:13:15,731 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 01:13:15,731 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 01:13:15,731 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:13:15,732 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:13:15,732 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:13:15,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:13:15,754 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 01:13:15,755 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:13:16,313 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:13:16,739 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:13:16,739 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 01:13:16,739 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 01:13:16,739 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:13:16,740 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:13:16,740 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:13:16,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:13:16,784 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 01:13:16,785 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:13:17,384 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:13:17,887 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:13:17,887 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 01:13:17,887 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 01:13:17,888 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:13:17,888 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:13:17,888 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:13:17,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:13:17,915 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 01:13:17,916 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:13:18,568 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:13:19,166 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:13:19,166 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 01:13:19,167 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 01:13:19,167 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:13:19,167 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:13:19,167 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:13:19,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:13:19,195 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 01:13:19,196 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:13:19,813 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:13:20,322 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:13:20,322 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 01:13:20,322 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 01:13:20,322 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:13:20,322 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:13:20,323 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:13:20,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:13:20,343 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 01:13:20,344 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:13:20,938 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:13:21,465 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:13:21,466 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 01:13:21,466 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 01:13:21,466 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:13:21,466 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:13:21,466 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:13:21,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:13:21,487 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 01:13:21,488 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:13:22,078 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:13:22,707 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:13:22,708 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 01:13:22,708 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 01:13:22,708 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:13:22,708 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:13:22,709 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:13:22,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:13:22,738 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 01:13:22,739 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:13:23,360 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:13:24,000 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:13:24,000 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 01:13:24,000 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 01:13:24,001 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:13:24,001 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:13:24,001 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:13:24,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:13:24,030 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 01:13:24,031 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:13:24,692 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:13:25,264 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:13:25,265 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 01:13:25,265 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 01:13:25,265 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:13:25,265 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:13:25,266 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:13:25,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:13:25,288 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 01:13:25,289 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:13:25,878 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:13:26,396 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:13:26,396 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 01:13:26,396 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 01:13:26,396 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:13:26,397 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:13:26,397 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:13:26,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:13:26,424 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 01:13:26,425 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:13:27,029 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:13:27,389 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:13:27,389 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 01:13:27,389 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 01:13:27,390 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:13:27,390 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:13:27,390 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:13:27,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:13:27,412 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 01:13:27,413 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:13:27,987 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:13:28,612 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:13:28,612 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 01:13:28,613 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 01:13:28,613 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:13:28,613 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:13:28,613 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:13:28,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:13:28,636 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 01:13:28,636 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:13:29,239 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:13:29,720 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:13:29,721 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 01:13:29,721 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 01:13:29,722 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:13:29,722 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:13:29,722 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:13:29,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:13:29,748 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 01:13:29,749 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:13:30,367 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:13:30,879 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:13:30,879 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 01:13:30,879 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 01:13:30,880 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:13:30,880 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:13:30,880 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:13:30,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:13:30,906 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 01:13:30,907 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:13:31,557 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:13:32,034 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:13:32,034 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 01:13:32,034 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 01:13:32,034 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:13:32,034 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:13:32,035 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:13:32,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:13:32,076 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 01:13:32,077 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:13:32,687 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:13:33,073 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:13:33,074 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 01:13:33,074 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 01:13:33,082 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:13:33,083 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:13:33,083 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:13:33,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:13:33,106 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 01:13:33,106 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:13:33,739 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:13:34,272 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:13:34,272 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 01:13:34,273 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 01:13:34,273 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:13:34,273 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:13:34,273 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:13:34,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:13:34,295 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 01:13:34,295 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:13:34,948 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:13:35,432 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:13:35,432 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 01:13:35,432 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 01:13:35,433 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:13:35,433 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:13:35,433 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:13:35,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:13:35,457 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 01:13:35,458 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:13:36,048 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:13:36,412 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:13:36,412 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 01:13:36,412 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 01:13:36,413 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:13:36,413 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:13:36,413 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:13:36,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:13:36,436 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 01:13:36,436 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:13:37,061 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:13:37,638 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:13:37,639 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 01:13:37,639 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 01:13:37,639 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:13:37,639 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:13:37,639 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:13:37,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:13:37,671 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 01:13:37,672 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:13:38,313 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:13:38,896 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:13:38,896 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 01:13:38,896 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 01:13:38,896 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:13:38,897 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:13:38,897 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:13:38,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:13:38,922 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 01:13:38,923 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:13:39,560 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:13:40,202 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:13:40,202 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 01:13:40,202 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 01:13:40,203 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:13:40,203 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:13:40,203 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:13:40,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:13:40,228 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 01:13:40,229 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:13:40,878 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:13:41,274 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:13:41,274 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 01:13:41,274 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 01:13:41,274 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:13:41,274 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:13:41,275 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:13:41,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:13:41,297 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 01:13:41,298 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:13:41,935 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:13:42,634 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:13:42,634 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 01:13:42,635 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 01:13:42,635 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:13:42,635 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:13:42,636 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:13:42,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:13:42,659 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 01:13:42,659 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:13:43,318 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:13:43,797 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:13:43,798 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 01:13:43,798 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 01:13:43,798 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:13:43,798 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:13:43,799 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:13:43,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:13:43,833 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 01:13:43,834 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:13:44,523 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:13:44,963 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:13:44,964 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 01:13:44,964 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 01:13:44,964 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:13:44,964 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:13:44,964 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:13:44,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:13:44,987 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 01:13:44,987 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:13:45,651 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:13:46,170 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:13:46,171 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 01:13:46,171 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 01:13:46,171 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:13:46,171 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:13:46,171 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:13:46,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:13:46,197 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 01:13:46,198 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:13:46,878 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:13:47,318 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:13:47,318 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 01:13:47,318 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 01:13:47,319 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:13:47,319 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:13:47,319 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:13:47,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:13:47,350 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 01:13:47,350 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:13:48,030 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:13:48,998 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:13:48,998 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 01:13:48,998 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 01:13:48,998 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:13:48,998 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:13:48,998 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:13:49,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:13:49,020 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 01:13:49,021 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:13:49,696 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:13:50,128 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:13:50,128 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 01:13:50,128 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 01:13:50,128 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:13:50,129 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:13:50,129 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:13:50,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:13:50,150 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 01:13:50,151 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:13:50,821 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:13:51,529 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:13:51,529 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 01:13:51,529 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 01:13:51,529 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:13:51,530 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:13:51,530 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:13:51,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:13:51,561 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 01:13:51,562 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:13:52,236 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:13:52,596 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:13:52,597 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 01:13:52,597 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 01:13:52,597 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:13:52,597 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:13:52,597 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:13:52,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:13:52,619 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 01:13:52,620 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:13:53,312 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:13:54,179 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:13:54,180 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 01:13:54,180 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 01:13:54,180 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:13:54,180 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:13:54,180 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:13:54,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:13:54,205 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 01:13:54,205 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:13:54,893 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:13:55,499 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:13:55,499 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 01:13:55,499 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 01:13:55,500 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:13:55,500 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:13:55,500 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:13:55,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:13:55,529 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 01:13:55,530 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:13:56,225 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:13:56,780 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:13:56,780 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 01:13:56,781 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 01:13:56,781 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:13:56,781 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:13:56,781 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:13:56,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:13:56,809 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 01:13:56,810 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:13:57,515 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:13:57,967 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:13:57,967 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 01:13:57,967 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 01:13:57,967 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:13:57,967 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:13:57,968 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:13:57,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:13:57,989 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 01:13:57,989 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:13:58,653 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:13:59,183 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:13:59,183 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 01:13:59,183 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 01:13:59,183 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:13:59,183 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:13:59,183 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:13:59,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:13:59,204 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 01:13:59,205 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:13:59,916 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:14:00,615 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:14:00,616 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 01:14:00,616 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 01:14:00,616 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:14:00,616 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:14:00,616 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:14:00,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:14:00,644 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 01:14:00,645 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:14:01,379 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:14:01,960 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:14:01,961 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 01:14:01,961 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 01:14:01,961 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:14:01,961 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:14:01,961 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:14:01,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:14:02,000 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 01:14:02,001 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:14:02,726 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:14:03,173 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:14:03,173 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 01:14:03,173 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 01:14:03,174 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:14:03,174 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:14:03,174 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:14:03,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:14:03,196 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 01:14:03,196 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:14:03,975 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:14:04,492 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:14:04,492 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 01:14:04,492 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 01:14:04,492 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:14:04,492 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:14:04,493 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:14:04,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:14:04,524 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 01:14:04,524 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:14:05,295 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:14:05,810 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:14:05,810 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 01:14:05,810 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 01:14:05,810 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:14:05,810 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:14:05,811 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:14:05,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:14:05,851 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 01:14:05,852 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:14:06,618 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:14:07,280 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:14:07,280 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 01:14:07,280 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 01:14:07,280 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:14:07,281 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:14:07,281 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:14:07,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:14:07,306 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 01:14:07,306 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:14:08,126 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:14:08,683 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:14:08,683 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 01:14:08,683 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 01:14:08,683 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:14:08,683 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:14:08,683 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:14:08,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:14:08,707 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 01:14:08,708 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:14:09,444 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:14:10,065 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:14:10,065 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 01:14:10,066 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 01:14:10,066 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:14:10,066 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:14:10,066 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:14:10,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:14:10,090 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 01:14:10,090 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:14:10,822 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:14:11,303 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:14:11,303 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 01:14:11,303 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 01:14:11,303 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:14:11,304 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:14:11,304 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:14:11,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:14:11,342 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 01:14:11,343 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:14:12,095 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:14:12,603 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:14:12,606 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 01:14:12,606 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 01:14:12,607 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:14:12,607 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:14:12,607 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:14:12,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:14:12,629 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 01:14:12,629 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:14:13,332 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:14:13,790 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:14:13,790 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 01:14:13,790 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 01:14:13,790 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:14:13,790 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:14:13,790 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:14:13,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:14:13,812 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 01:14:13,812 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:14:14,697 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:14:15,206 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:14:15,206 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 01:14:15,206 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 01:14:15,207 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:14:15,207 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:14:15,207 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:14:15,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:14:15,228 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 01:14:15,229 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:14:15,940 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:14:16,648 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:14:16,649 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 01:14:16,649 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 01:14:16,649 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:14:16,649 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:14:16,649 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:14:16,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:14:16,670 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 01:14:16,671 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:14:17,455 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:14:17,778 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:14:17,778 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 01:14:17,779 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 01:14:17,779 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:14:17,779 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:14:17,779 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:14:17,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:14:17,800 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 01:14:17,801 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:14:18,559 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:14:19,061 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:14:19,061 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 01:14:19,061 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 01:14:19,061 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:14:19,061 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:14:19,061 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:14:19,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:14:19,091 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 01:14:19,091 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:14:19,867 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:14:20,348 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:14:20,348 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 01:14:20,348 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 01:14:20,348 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:14:20,348 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:14:20,348 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:14:20,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:14:20,370 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 01:14:20,371 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:14:21,146 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:14:21,484 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:14:21,485 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 01:14:21,485 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 01:14:21,485 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:14:21,485 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:14:21,485 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:14:21,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:14:21,507 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 01:14:21,508 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:14:22,282 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:14:22,762 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:14:22,763 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 01:14:22,763 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 01:14:22,763 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:14:22,763 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:14:22,763 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:14:22,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:14:22,786 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 01:14:22,787 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:14:23,579 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:14:24,049 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:14:24,049 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 01:14:24,049 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 01:14:24,049 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:14:24,049 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:14:24,049 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:14:24,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:14:24,071 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 01:14:24,072 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:14:24,866 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:14:25,241 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:14:25,241 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 01:14:25,241 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 01:14:25,241 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:14:25,241 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:14:25,241 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:14:25,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:14:25,263 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 01:14:25,264 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:14:26,051 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:14:26,511 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:14:26,511 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 01:14:26,511 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 01:14:26,512 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:14:26,512 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:14:26,512 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:14:26,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:14:26,543 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 01:14:26,543 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:14:27,348 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:14:27,960 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:14:27,960 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 01:14:27,960 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 01:14:27,960 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:14:27,960 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:14:27,960 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:14:27,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:14:27,982 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 01:14:27,983 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:14:28,780 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:14:29,133 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:14:29,133 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 01:14:29,134 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 01:14:29,134 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:14:29,134 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:14:29,134 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:14:29,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:14:29,165 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 01:14:29,166 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:14:29,963 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:14:30,780 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:14:30,780 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 01:14:30,780 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 01:14:30,780 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:14:30,780 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:14:30,781 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:14:30,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:14:30,811 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 01:14:30,812 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:14:31,651 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:14:32,111 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:14:32,111 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 01:14:32,111 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 01:14:32,111 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:14:32,111 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:14:32,111 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:14:32,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:14:32,144 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 01:14:32,145 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:14:32,946 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:14:33,525 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:14:33,526 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 01:14:33,526 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 01:14:33,526 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:14:33,526 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:14:33,526 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:14:33,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:14:33,549 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 01:14:33,550 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:14:34,402 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:14:35,032 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:14:35,033 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 01:14:35,033 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 01:14:35,033 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:14:35,033 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:14:35,033 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:14:35,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:14:35,071 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 01:14:35,072 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:14:35,939 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:14:36,515 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:14:36,515 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 01:14:36,515 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 01:14:36,516 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:14:36,516 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:14:36,516 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:14:36,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:14:36,540 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 01:14:36,540 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:14:37,363 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:14:37,803 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:14:37,803 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 01:14:37,803 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 01:14:37,803 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:14:37,803 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:14:37,803 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:14:37,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:14:37,826 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 01:14:37,827 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:14:38,674 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:14:39,162 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:14:39,162 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 01:14:39,162 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 01:14:39,162 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:14:39,162 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:14:39,162 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:14:39,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:14:39,198 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 01:14:39,199 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:14:40,069 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:14:40,517 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:14:40,517 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 01:14:40,517 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 01:14:40,518 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:14:40,518 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:14:40,518 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:14:40,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:14:40,541 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 01:14:40,542 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:14:41,363 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:14:41,811 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:14:41,812 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 01:14:41,812 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 01:14:41,812 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:14:41,812 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:14:41,812 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:14:41,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:14:41,833 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 01:14:41,834 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:14:42,673 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:14:43,121 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:14:43,121 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 01:14:43,121 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 01:14:43,122 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:14:43,122 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:14:43,122 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:14:43,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:14:43,143 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 01:14:43,144 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:14:44,020 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:14:44,535 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:14:44,535 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 01:14:44,535 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 01:14:44,536 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:14:44,536 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:14:44,536 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:14:44,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:14:44,571 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 01:14:44,572 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:14:45,439 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:14:46,130 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:14:46,131 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 01:14:46,131 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 01:14:46,131 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:14:46,131 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:14:46,131 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:14:46,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:14:46,162 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 01:14:46,163 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:14:47,006 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:14:47,493 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:14:47,493 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 01:14:47,493 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 01:14:47,493 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:14:47,493 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:14:47,493 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:14:47,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:14:47,519 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 01:14:47,520 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:14:48,392 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:14:48,842 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:14:48,842 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 01:14:48,842 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 01:14:48,843 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:14:48,843 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:14:48,843 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:14:48,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:14:48,864 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 01:14:48,865 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:14:49,706 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:14:50,102 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:14:50,102 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 01:14:50,103 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 01:14:50,103 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:14:50,103 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:14:50,103 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:14:50,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:14:50,126 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 01:14:50,127 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:14:51,006 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:14:51,513 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:14:51,513 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 01:14:51,513 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 01:14:51,513 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:14:51,513 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:14:51,513 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:14:51,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:14:51,536 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 01:14:51,536 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:14:52,396 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:14:52,870 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:14:52,871 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 01:14:52,871 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 01:14:52,871 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:14:52,871 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:14:52,871 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:14:52,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:14:52,913 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 01:14:52,914 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:14:53,804 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:14:54,737 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:14:54,738 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 01:14:54,738 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 01:14:54,738 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:14:54,738 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:14:54,738 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:14:54,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:14:54,764 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 01:14:54,765 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:14:55,669 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:14:56,028 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:14:56,028 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 01:14:56,028 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 01:14:56,028 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:14:56,028 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:14:56,028 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:14:56,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:14:56,051 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 01:14:56,052 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:14:56,933 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:14:57,770 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:14:57,770 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 01:14:57,771 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 01:14:57,771 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:14:57,771 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:14:57,771 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:14:57,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:14:57,820 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 01:14:57,821 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:14:58,725 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:14:59,335 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:14:59,335 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 01:14:59,335 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 01:14:59,335 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:14:59,335 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:14:59,335 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:14:59,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:14:59,357 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 01:14:59,358 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:00,251 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:15:00,643 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:00,643 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 01:15:00,643 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 01:15:00,643 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:15:00,643 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:00,643 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:00,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:00,665 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 01:15:00,665 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:01,580 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:15:02,059 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:02,060 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 01:15:02,060 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 01:15:02,060 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:15:02,060 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:02,060 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:02,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:02,085 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 01:15:02,086 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:02,980 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:15:03,473 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:03,473 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 01:15:03,474 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 01:15:03,474 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:15:03,474 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:03,474 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:03,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:03,505 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 01:15:03,505 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:04,411 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:15:04,962 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:04,962 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 01:15:04,962 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 01:15:04,962 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:15:04,962 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:04,962 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:04,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:04,984 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 01:15:04,985 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:05,859 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:15:06,242 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:06,243 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 01:15:06,243 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 01:15:06,243 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:15:06,243 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:06,243 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:06,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:06,266 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 01:15:06,267 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:07,195 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:15:07,588 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:07,588 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 01:15:07,588 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 01:15:07,588 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:15:07,589 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:07,589 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:07,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:07,611 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 01:15:07,612 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:08,536 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:15:09,067 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:09,067 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 01:15:09,068 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 01:15:09,068 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:15:09,068 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:09,068 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:09,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:09,100 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 01:15:09,101 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:10,042 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:15:10,495 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:10,495 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 01:15:10,495 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 01:15:10,495 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:15:10,496 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:10,496 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:10,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:10,523 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 01:15:10,524 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:11,460 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:15:12,005 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:12,005 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 01:15:12,005 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 01:15:12,005 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:15:12,005 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:12,006 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:12,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:12,026 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 01:15:12,027 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:12,931 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:15:13,419 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:13,419 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 01:15:13,419 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 01:15:13,419 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:15:13,419 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:13,419 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:13,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:13,442 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 01:15:13,442 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:14,367 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:15:15,141 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:15,142 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 01:15:15,142 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 01:15:15,142 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:15:15,142 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:15,142 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:15,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:15,164 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 01:15:15,165 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:16,103 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:15:16,560 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:16,560 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 01:15:16,560 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 01:15:16,560 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:15:16,560 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:16,561 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:16,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:16,582 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 01:15:16,583 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:17,541 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:15:18,047 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:18,048 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 01:15:18,048 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 01:15:18,048 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:15:18,048 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:18,048 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:18,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:18,069 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 01:15:18,070 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:19,013 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:15:19,463 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:19,463 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 01:15:19,463 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 01:15:19,463 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:15:19,463 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:19,464 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:19,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:19,485 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 01:15:19,485 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:20,429 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:15:20,992 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:20,992 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 01:15:20,992 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 01:15:20,992 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:15:20,993 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:20,993 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:21,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:21,023 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 01:15:21,024 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:21,987 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:15:22,420 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:22,420 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 01:15:22,420 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 01:15:22,420 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:15:22,420 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:22,420 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:22,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:22,446 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 01:15:22,447 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:23,403 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:15:24,274 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:24,274 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 01:15:24,274 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 01:15:24,274 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:15:24,275 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:24,275 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:24,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:24,308 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 01:15:24,309 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:25,253 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:15:25,711 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:25,712 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 01:15:25,712 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 01:15:25,712 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:15:25,712 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:25,713 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:25,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:25,754 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 01:15:25,755 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:26,735 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:15:27,208 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:27,208 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 01:15:27,208 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 01:15:27,208 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:15:27,208 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:27,208 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:27,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:27,231 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 01:15:27,231 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:28,218 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:15:28,693 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:28,693 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 01:15:28,693 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 01:15:28,693 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:15:28,693 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:28,694 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:28,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:28,715 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 01:15:28,716 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:29,655 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:15:30,139 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:30,139 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 01:15:30,139 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 01:15:30,140 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:15:30,140 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:30,140 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:30,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:30,161 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 01:15:30,162 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:31,148 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:15:31,683 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:31,683 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 01:15:31,683 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 01:15:31,683 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:15:31,683 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:31,683 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:31,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:31,705 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 01:15:31,706 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:32,664 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:15:33,468 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:33,468 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 01:15:33,469 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 01:15:33,469 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:15:33,469 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:33,469 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:33,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:33,494 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 01:15:33,494 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:34,474 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:15:35,085 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:35,086 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 01:15:35,086 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 01:15:35,086 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:15:35,086 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:35,086 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:35,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:35,108 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 01:15:35,108 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:36,083 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:15:36,663 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:36,664 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 01:15:36,664 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 01:15:36,664 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:15:36,664 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:36,664 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:36,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:36,686 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 01:15:36,686 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:37,689 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:15:38,158 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:38,158 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 01:15:38,158 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 01:15:38,158 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:15:38,159 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:38,159 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:38,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:38,182 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 01:15:38,182 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:39,179 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:15:39,652 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:39,653 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 01:15:39,653 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 01:15:39,653 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:15:39,653 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:39,653 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:39,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:39,676 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 01:15:39,676 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:40,676 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:15:41,185 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:41,185 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 01:15:41,185 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 01:15:41,185 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:15:41,185 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:41,186 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:41,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:41,220 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 01:15:41,221 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:42,204 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:15:42,644 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:42,644 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 01:15:42,644 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 01:15:42,645 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:15:42,645 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:42,645 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:42,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:42,668 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 01:15:42,669 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:43,689 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:15:44,183 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:44,183 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 01:15:44,183 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 01:15:44,183 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:15:44,183 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:44,183 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:44,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:44,210 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 01:15:44,210 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:45,241 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:15:45,618 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:45,618 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 01:15:45,618 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 01:15:45,618 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:15:45,618 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:45,618 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:45,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:45,649 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 01:15:45,649 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:46,627 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:15:47,147 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:47,147 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 01:15:47,148 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 01:15:47,148 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:15:47,148 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:47,148 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:47,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:47,171 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 01:15:47,172 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:48,199 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:15:48,661 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:48,661 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 01:15:48,661 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 01:15:48,661 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:15:48,661 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:48,661 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:48,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:48,683 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 01:15:48,684 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:49,672 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:15:50,111 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:50,112 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 01:15:50,112 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 01:15:50,112 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:15:50,112 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:50,112 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:50,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:50,133 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 01:15:50,134 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:51,154 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:15:51,694 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:51,694 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 01:15:51,694 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 01:15:51,694 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:15:51,694 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:51,695 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:51,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:51,725 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 01:15:51,725 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:52,725 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:15:53,217 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:53,217 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 01:15:53,217 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 01:15:53,218 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:15:53,218 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:53,218 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:53,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:53,239 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 01:15:53,239 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:54,267 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:15:54,647 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:54,648 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 01:15:54,648 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 01:15:54,648 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:15:54,648 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:54,648 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:54,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:54,688 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 01:15:54,689 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:55,724 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:15:56,206 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:56,206 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 01:15:56,206 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 01:15:56,206 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:15:56,206 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:56,206 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:56,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:56,230 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 01:15:56,230 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:57,270 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:15:57,802 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:57,802 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 01:15:57,803 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 01:15:57,803 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:15:57,803 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:57,803 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:57,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:57,824 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 01:15:57,824 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:15:58,861 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:15:59,523 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:59,523 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 01:15:59,524 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 01:15:59,524 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:15:59,524 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:59,524 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:59,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:59,546 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 01:15:59,547 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:16:00,606 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:16:01,048 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:01,048 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 01:16:01,048 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 01:16:01,048 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:16:01,048 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:01,049 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:01,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:01,077 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 01:16:01,077 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:16:02,110 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:16:02,764 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:02,765 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 01:16:02,765 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 01:16:02,765 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:16:02,765 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:02,765 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:02,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:02,794 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 01:16:02,795 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:16:03,861 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:16:04,318 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:04,318 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 01:16:04,319 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 01:16:04,319 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:16:04,319 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:04,319 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:04,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:04,340 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 01:16:04,341 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:16:05,462 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:16:05,941 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:05,941 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 01:16:05,941 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 01:16:05,941 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:16:05,941 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:05,941 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:05,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:05,972 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 01:16:05,973 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:16:07,021 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:16:07,615 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:07,616 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 01:16:07,616 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 01:16:07,616 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:16:07,616 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:07,616 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:07,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:07,637 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 01:16:07,638 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:16:08,734 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:16:09,380 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:09,380 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 01:16:09,380 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 01:16:09,380 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:16:09,380 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:09,380 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:09,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:09,402 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 01:16:09,402 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:16:10,463 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:16:10,872 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:10,872 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 01:16:10,872 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 01:16:10,872 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:16:10,872 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:10,873 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:10,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:10,894 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 01:16:10,895 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:16:11,978 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:16:12,699 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:12,699 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 01:16:12,700 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 01:16:12,700 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:16:12,700 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:12,700 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:12,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:12,731 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 01:16:12,732 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:16:13,815 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:16:14,479 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:14,480 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 01:16:14,480 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 01:16:14,480 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:16:14,480 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:14,480 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:14,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:14,502 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 01:16:14,503 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:16:15,601 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:16:16,394 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:16,394 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 01:16:16,394 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 01:16:16,395 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:16:16,395 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:16,395 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:16,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:16,416 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 01:16:16,417 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:16:17,522 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:16:18,152 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:18,153 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 01:16:18,153 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 01:16:18,153 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:16:18,153 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:18,153 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:18,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:18,175 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 01:16:18,175 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:16:19,282 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:16:20,253 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:20,254 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 01:16:20,254 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 01:16:20,254 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:16:20,254 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:20,254 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:20,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:20,285 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 01:16:20,285 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:16:21,400 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:16:21,798 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:21,798 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 01:16:21,798 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 01:16:21,798 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:16:21,798 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:21,799 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:21,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:21,821 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 01:16:21,821 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:16:22,903 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:16:23,429 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:23,429 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 01:16:23,429 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 01:16:23,430 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:16:23,430 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:23,430 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:23,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:23,459 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 01:16:23,459 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:16:24,562 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:16:25,202 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:25,202 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 01:16:25,202 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 01:16:25,202 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:16:25,202 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:25,202 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:25,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:25,224 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 01:16:25,225 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:16:26,325 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:16:26,758 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:26,758 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 01:16:26,758 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 01:16:26,758 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:16:26,758 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:26,758 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:26,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:26,780 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 01:16:26,780 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:16:27,895 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:16:28,278 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:28,279 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 01:16:28,279 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 01:16:28,279 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:16:28,279 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:28,279 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:28,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:28,306 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 01:16:28,306 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:16:29,405 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:16:29,830 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:29,830 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 01:16:29,830 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 01:16:29,830 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:16:29,830 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:29,830 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:29,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:29,859 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 01:16:29,859 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:16:30,997 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:16:31,583 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:31,584 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 01:16:31,584 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 01:16:31,584 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:16:31,584 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:31,585 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:31,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:31,608 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 01:16:31,608 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:16:32,731 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:16:33,273 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:33,273 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 01:16:33,273 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 01:16:33,274 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:16:33,274 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:33,274 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:33,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:33,306 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 01:16:33,307 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:16:34,501 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:16:35,098 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:35,099 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 01:16:35,099 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 01:16:35,099 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:16:35,099 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:35,099 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:35,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:35,120 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 01:16:35,121 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:16:36,275 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:16:36,631 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:36,631 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 01:16:36,631 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 01:16:36,631 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:16:36,631 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:36,631 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:36,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:36,653 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 01:16:36,653 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:16:37,796 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:16:38,260 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:38,260 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 01:16:38,261 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 01:16:38,264 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:16:38,264 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:38,265 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:38,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:38,288 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 01:16:38,288 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:16:39,433 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:16:39,989 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:39,989 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 01:16:39,989 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 01:16:39,990 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:16:39,990 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:39,990 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:40,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:40,012 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 01:16:40,013 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:16:41,162 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:16:41,661 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:41,661 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 01:16:41,661 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 01:16:41,661 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:16:41,661 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:41,662 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:41,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:41,693 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 01:16:41,694 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:16:42,819 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:16:43,272 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:43,272 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 01:16:43,272 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 01:16:43,272 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:16:43,272 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:43,272 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:43,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:43,296 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 01:16:43,296 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:16:44,469 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:16:45,091 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:45,091 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 01:16:45,091 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 01:16:45,091 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:16:45,091 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:45,092 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:45,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:45,115 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 01:16:45,116 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:16:46,298 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:16:46,900 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:46,900 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 01:16:46,900 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 01:16:46,900 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:16:46,901 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:46,901 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:46,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:46,924 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 01:16:46,925 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:16:48,120 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:16:48,557 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:48,557 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 01:16:48,557 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 01:16:48,558 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:16:48,558 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:48,558 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:48,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:48,581 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 01:16:48,582 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:16:49,715 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:16:50,248 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:50,248 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 01:16:50,248 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 01:16:50,249 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:16:50,249 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:50,249 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:50,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:50,270 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 01:16:50,271 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:16:51,406 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:16:51,916 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:51,917 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 01:16:51,917 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 01:16:51,917 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:16:51,917 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:51,917 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:51,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:51,947 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 01:16:51,948 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:16:53,097 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:16:53,639 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:53,640 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 01:16:53,640 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 01:16:53,640 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:16:53,640 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:53,641 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:53,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:53,663 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 01:16:53,664 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:16:54,874 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:16:55,450 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:55,450 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 01:16:55,450 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 01:16:55,450 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:16:55,450 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:55,451 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:55,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:55,473 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 01:16:55,473 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:16:56,668 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:16:57,206 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:57,206 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 01:16:57,206 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 01:16:57,206 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:16:57,206 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:57,207 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:57,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:57,238 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 01:16:57,239 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:16:58,474 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:16:58,899 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:58,900 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 01:16:58,900 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 01:16:58,900 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:16:58,900 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:58,900 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:58,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:58,923 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 01:16:58,924 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:17:00,088 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:17:00,511 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:17:00,511 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 01:17:00,511 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 01:17:00,512 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:17:00,512 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:17:00,512 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:17:00,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:17:00,534 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 01:17:00,534 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:17:01,740 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:17:02,012 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:17:02,013 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 01:17:02,013 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 01:17:02,013 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:17:02,013 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:17:02,014 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:17:02,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:17:02,038 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 01:17:02,039 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:17:03,239 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:17:03,579 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:17:03,579 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 01:17:03,579 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 01:17:03,580 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:17:03,580 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:17:03,580 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:17:03,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:17:03,602 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 01:17:03,603 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:17:04,819 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:17:05,371 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:17:05,371 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 01:17:05,371 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 01:17:05,371 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:17:05,371 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:17:05,372 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:17:05,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:17:05,399 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 01:17:05,399 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:17:06,620 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:17:07,001 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:17:07,001 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 01:17:07,001 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 01:17:07,001 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:17:07,002 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:17:07,002 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:17:07,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:17:07,023 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 01:17:07,023 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:17:08,242 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:17:08,699 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:17:08,700 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 01:17:08,700 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 01:17:08,700 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:17:08,700 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:17:08,701 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:17:08,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:17:08,736 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 01:17:08,737 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:17:09,976 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:17:10,406 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:17:10,406 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 01:17:10,406 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 01:17:10,407 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:17:10,407 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:17:10,407 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:17:10,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:17:10,433 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 01:17:10,434 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:17:11,673 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:17:12,060 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:17:12,061 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 01:17:12,061 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 01:17:12,061 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:17:12,061 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:17:12,061 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:17:12,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:17:12,086 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 01:17:12,086 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:17:13,305 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:17:13,828 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:17:13,828 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 01:17:13,828 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 01:17:13,828 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:17:13,828 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:17:13,829 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:17:13,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:17:13,851 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 01:17:13,851 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:17:15,121 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:17:15,634 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:17:15,634 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 01:17:15,634 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 01:17:15,634 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:17:15,634 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:17:15,634 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:17:15,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:17:15,657 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 01:17:15,657 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:17:16,877 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:17:17,339 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:17:17,339 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 01:17:17,339 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 01:17:17,339 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:17:17,339 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:17:17,339 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:17:17,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:17:17,362 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 01:17:17,362 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:17:18,608 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:17:19,273 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:17:19,273 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 01:17:19,273 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 01:17:19,274 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:17:19,274 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:17:19,274 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:17:19,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:17:19,296 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 01:17:19,296 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:17:20,554 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:17:20,963 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:17:20,963 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 01:17:20,963 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 01:17:20,964 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:17:20,964 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:17:20,964 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:17:20,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:17:20,987 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 01:17:20,987 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:17:22,251 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:17:22,612 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:17:22,613 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 01:17:22,613 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 01:17:22,613 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:17:22,613 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:17:22,613 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:17:22,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:17:22,637 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 01:17:22,637 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:17:23,910 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:17:24,480 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:17:24,480 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 01:17:24,480 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 01:17:24,481 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:17:24,481 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:17:24,481 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:17:24,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:17:24,513 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 01:17:24,513 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:17:25,774 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:17:26,246 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:17:26,246 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 01:17:26,246 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 01:17:26,246 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:17:26,247 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:17:26,247 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:17:26,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:17:26,273 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 01:17:26,273 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:17:27,526 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:17:28,082 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:17:28,082 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 01:17:28,082 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 01:17:28,083 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:17:28,083 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:17:28,083 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:17:28,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:17:28,106 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 01:17:28,106 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:17:29,335 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:17:29,764 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:17:29,765 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 01:17:29,765 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 01:17:29,765 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:17:29,765 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:17:29,765 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:17:29,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:17:29,787 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 01:17:29,788 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:17:31,067 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:17:31,533 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:17:31,534 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 01:17:31,534 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 01:17:31,534 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:17:31,534 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:17:31,534 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:17:31,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:17:31,567 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 01:17:31,568 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:17:32,895 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:17:33,220 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:17:33,220 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 01:17:33,220 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 01:17:33,220 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:17:33,220 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:17:33,221 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:17:33,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:17:33,252 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 01:17:33,253 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:17:34,553 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:17:35,214 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:17:35,215 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 01:17:35,215 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 01:17:35,215 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:17:35,215 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:17:35,215 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:17:35,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:17:35,238 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 01:17:35,239 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:17:36,516 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:17:36,938 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:17:36,938 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 01:17:36,938 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 01:17:36,938 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:17:36,938 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:17:36,938 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:17:36,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:17:36,960 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 01:17:36,961 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:17:38,250 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:17:38,732 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:17:38,732 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 01:17:38,732 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 01:17:38,733 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:17:38,733 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:17:38,733 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:17:38,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:17:38,755 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 01:17:38,756 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:17:40,048 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:17:40,630 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:17:40,630 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 01:17:40,630 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 01:17:40,631 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:17:40,631 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:17:40,631 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:17:40,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:17:40,659 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 01:17:40,659 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:17:41,975 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:17:42,534 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:17:42,534 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 01:17:42,534 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 01:17:42,534 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:17:42,535 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:17:42,535 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:17:42,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:17:42,558 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 01:17:42,559 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:17:43,888 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:17:44,509 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:17:44,509 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 01:17:44,509 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 01:17:44,510 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:17:44,510 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:17:44,510 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:17:44,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:17:44,532 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 01:17:44,533 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:17:45,861 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:17:46,254 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:17:46,254 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 01:17:46,254 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 01:17:46,254 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:17:46,254 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:17:46,254 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:17:46,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:17:46,283 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 01:17:46,283 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:17:47,570 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:17:48,196 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:17:48,196 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 01:17:48,196 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 01:17:48,196 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:17:48,196 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:17:48,196 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:17:48,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:17:48,220 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 01:17:48,221 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:17:49,514 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:17:50,318 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:17:50,319 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 01:17:50,319 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 01:17:50,319 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:17:50,319 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:17:50,319 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:17:50,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:17:50,347 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 01:17:50,348 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:17:51,683 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:17:52,168 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:17:52,168 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 01:17:52,169 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 01:17:52,169 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:17:52,169 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:17:52,169 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:17:52,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:17:52,192 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 01:17:52,192 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:17:53,505 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:17:54,038 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:17:54,038 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 01:17:54,038 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 01:17:54,039 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:17:54,039 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:17:54,039 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:17:54,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:17:54,062 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 01:17:54,063 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:17:55,421 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:17:55,959 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:17:55,959 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 01:17:55,959 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 01:17:55,959 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:17:55,959 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:17:55,960 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:17:55,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:17:55,989 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 01:17:55,989 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:17:57,294 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:17:57,812 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:17:57,812 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 01:17:57,812 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 01:17:57,812 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:17:57,812 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:17:57,812 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:17:57,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:17:57,835 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 01:17:57,835 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:17:59,167 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:17:59,541 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:17:59,541 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 01:17:59,541 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 01:17:59,541 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:17:59,541 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:17:59,542 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:17:59,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:17:59,565 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 01:17:59,565 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:18:00,905 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:18:01,417 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:18:01,418 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 01:18:01,418 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 01:18:01,418 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:18:01,418 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:18:01,418 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:18:01,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:18:01,441 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 01:18:01,441 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:18:02,760 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:18:03,254 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:18:03,254 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 01:18:03,254 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 01:18:03,255 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:18:03,255 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:18:03,255 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:18:03,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:18:03,278 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 01:18:03,278 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:18:04,629 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:18:05,129 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:18:05,129 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 01:18:05,129 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 01:18:05,129 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:18:05,129 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:18:05,129 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:18:05,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:18:05,151 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 01:18:05,152 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:18:06,510 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:18:07,158 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:18:07,158 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 01:18:07,158 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 01:18:07,158 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:18:07,159 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:18:07,159 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:18:07,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:18:07,181 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 01:18:07,181 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:18:08,548 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:18:09,291 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:18:09,292 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 01:18:09,292 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 01:18:09,292 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:18:09,292 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:18:09,292 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:18:09,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:18:09,319 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 01:18:09,320 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:18:10,670 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:18:11,120 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:18:11,120 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 01:18:11,120 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 01:18:11,120 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:18:11,120 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:18:11,120 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:18:11,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:18:11,143 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 01:18:11,144 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:18:12,490 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:18:12,842 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:18:12,842 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 01:18:12,842 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 01:18:12,843 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:18:12,843 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:18:12,843 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:18:12,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:18:12,875 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 01:18:12,875 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:18:14,286 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:18:14,739 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:18:14,740 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 01:18:14,740 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 01:18:14,740 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:18:14,740 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:18:14,740 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:18:14,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:18:14,766 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 01:18:14,767 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:18:16,158 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:18:16,730 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:18:16,731 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 01:18:16,731 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 01:18:16,731 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:18:16,731 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:18:16,731 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:18:16,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:18:16,758 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 01:18:16,758 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:18:18,145 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:18:18,549 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:18:18,549 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 01:18:18,549 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 01:18:18,549 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:18:18,549 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:18:18,550 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:18:18,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:18:18,571 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 01:18:18,572 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:18:19,923 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:18:20,404 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:18:20,404 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 01:18:20,404 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 01:18:20,404 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:18:20,404 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:18:20,404 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:18:20,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:18:20,435 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 01:18:20,435 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:18:21,822 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:18:22,153 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:18:22,153 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 01:18:22,153 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 01:18:22,154 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:18:22,154 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:18:22,154 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:18:22,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:18:22,186 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 01:18:22,187 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:18:23,557 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:18:24,106 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:18:24,106 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 01:18:24,106 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 01:18:24,107 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:18:24,107 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:18:24,107 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:18:24,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:18:24,141 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 01:18:24,142 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:18:25,535 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:18:26,218 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:18:26,219 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 01:18:26,219 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 01:18:26,219 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:18:26,219 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:18:26,219 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:18:26,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:18:26,242 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 01:18:26,242 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:18:27,642 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:18:28,368 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:18:28,368 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 01:18:28,368 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 01:18:28,368 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:18:28,368 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:18:28,368 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:18:28,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:18:28,391 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 01:18:28,392 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:18:29,752 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:18:30,256 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:18:30,256 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 01:18:30,256 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 01:18:30,256 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:18:30,257 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:18:30,257 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:18:30,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:18:30,280 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 01:18:30,280 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:18:31,673 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:18:32,067 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:18:32,067 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 01:18:32,067 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 01:18:32,067 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:18:32,067 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:18:32,067 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:18:32,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:18:32,091 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 01:18:32,091 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:18:33,520 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:18:34,019 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:18:34,019 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 01:18:34,019 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 01:18:34,019 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:18:34,020 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:18:34,020 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:18:34,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:18:34,044 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 01:18:34,044 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:18:35,479 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:18:35,921 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:18:35,921 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 01:18:35,921 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 01:18:35,921 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:18:35,921 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:18:35,922 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:18:35,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:18:35,944 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 01:18:35,944 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:18:37,375 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:18:37,810 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:18:37,810 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 01:18:37,810 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 01:18:37,811 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:18:37,811 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:18:37,811 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:18:37,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:18:37,835 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 01:18:37,836 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:18:39,271 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:18:39,726 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:18:39,726 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 01:18:39,726 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 01:18:39,726 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:18:39,726 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:18:39,726 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:18:39,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:18:39,748 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 01:18:39,749 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:18:41,232 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:18:41,760 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:18:41,760 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 01:18:41,760 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 01:18:41,761 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:18:41,761 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:18:41,761 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:18:41,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:18:41,784 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 01:18:41,785 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:18:43,207 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:18:43,583 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:18:43,583 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 01:18:43,583 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 01:18:43,584 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:18:43,584 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:18:43,584 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:18:43,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:18:43,607 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 01:18:43,607 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:18:45,094 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:18:45,608 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:18:45,609 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 01:18:45,609 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 01:18:45,609 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:18:45,609 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:18:45,609 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:18:45,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:18:45,634 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 01:18:45,635 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:18:47,083 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:18:47,488 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:18:47,489 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 01:18:47,489 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 01:18:47,489 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:18:47,489 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:18:47,489 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:18:47,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:18:47,521 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 01:18:47,521 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:18:48,972 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:18:49,558 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:18:49,558 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 01:18:49,558 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 01:18:49,559 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:18:49,559 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:18:49,559 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:18:49,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:18:49,583 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 01:18:49,583 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:18:51,054 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:18:51,496 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:18:51,496 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 01:18:51,497 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 01:18:51,497 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:18:51,497 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:18:51,497 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:18:51,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:18:51,519 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 01:18:51,520 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:18:53,005 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:18:53,493 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:18:53,494 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 01:18:53,494 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 01:18:53,494 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:18:53,494 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:18:53,494 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:18:53,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:18:53,518 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 01:18:53,518 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:18:54,968 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:18:55,505 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:18:55,506 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 01:18:55,506 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 01:18:55,506 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:18:55,506 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:18:55,506 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:18:55,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:18:55,530 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 01:18:55,531 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:18:56,997 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:18:57,600 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:18:57,600 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 01:18:57,600 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 01:18:57,600 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:18:57,600 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:18:57,600 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:18:57,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:18:57,640 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 01:18:57,641 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:18:59,169 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:18:59,690 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:18:59,690 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 01:18:59,690 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 01:18:59,691 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:18:59,691 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:18:59,691 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:18:59,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:18:59,713 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 01:18:59,714 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:19:01,129 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:19:01,595 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:19:01,595 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 01:19:01,596 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 01:19:01,596 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:19:01,596 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:19:01,596 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:19:01,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:19:01,633 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 01:19:01,634 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:19:03,167 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:19:03,615 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:19:03,616 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 01:19:03,616 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 01:19:03,616 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:19:03,616 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:19:03,616 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:19:03,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:19:03,640 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 01:19:03,641 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:19:05,158 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:19:05,562 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:19:05,562 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 01:19:05,563 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 01:19:05,563 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:19:05,563 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:19:05,563 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:19:05,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:19:05,597 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 01:19:05,598 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:19:07,098 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:19:07,575 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:19:07,576 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 01:19:07,576 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 01:19:07,576 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:19:07,576 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:19:07,576 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:19:07,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:19:07,606 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 01:19:07,607 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:19:09,145 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:19:09,495 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:19:09,495 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 01:19:09,495 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 01:19:09,496 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:19:09,496 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:19:09,496 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:19:09,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:19:09,522 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 01:19:09,523 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:19:11,018 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:19:11,435 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:19:11,436 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 01:19:11,436 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 01:19:11,436 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:19:11,436 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:19:11,437 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:19:11,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:19:11,469 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 01:19:11,470 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:19:12,975 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:19:13,654 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:19:13,654 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 01:19:13,654 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 01:19:13,654 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:19:13,654 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:19:13,654 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:19:13,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:19:13,676 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 01:19:13,677 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:19:15,197 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:19:15,653 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:19:15,653 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 01:19:15,654 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 01:19:15,654 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:19:15,654 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:19:15,654 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:19:15,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:19:15,683 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 01:19:15,683 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:19:17,203 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:19:17,571 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:19:17,571 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 01:19:17,571 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 01:19:17,572 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:19:17,572 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:19:17,572 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:19:17,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:19:17,595 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 01:19:17,596 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:19:19,075 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:19:19,480 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:19:19,480 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 01:19:19,480 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 01:19:19,480 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:19:19,480 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:19:19,480 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:19:19,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:19:19,504 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 01:19:19,504 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:19:20,989 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:19:21,510 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:19:21,511 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 01:19:21,511 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 01:19:21,511 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:19:21,511 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:19:21,511 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:19:21,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:19:21,543 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 01:19:21,544 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:19:23,101 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:19:23,661 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:19:23,661 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 01:19:23,661 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 01:19:23,661 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:19:23,661 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:19:23,661 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:19:23,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:19:23,685 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 01:19:23,685 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:19:25,189 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:19:25,753 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:19:25,754 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 01:19:25,754 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 01:19:25,754 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:19:25,754 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:19:25,754 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:19:25,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:19:25,778 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 01:19:25,778 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:19:27,276 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:19:27,940 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:19:27,941 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 01:19:27,941 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 01:19:27,941 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:19:27,941 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:19:27,941 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:19:27,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:19:27,973 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 01:19:27,974 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:19:29,382 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:19:29,821 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:19:29,821 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 01:19:29,821 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 01:19:29,821 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:19:29,821 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:19:29,821 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:19:29,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:19:29,842 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 01:19:29,843 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:19:31,118 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:19:31,609 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:19:31,610 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 01:19:31,610 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 01:19:31,610 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:19:31,610 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:19:31,610 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:19:31,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:19:31,631 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 01:19:31,631 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:19:32,909 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:19:33,380 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:19:33,381 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 01:19:33,381 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 01:19:33,381 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:19:33,381 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:19:33,381 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:19:33,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:19:33,402 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 01:19:33,402 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:19:34,683 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:19:35,116 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:19:35,117 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 01:19:35,117 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 01:19:35,117 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:19:35,117 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:19:35,117 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:19:35,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:19:35,147 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 01:19:35,148 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:19:36,430 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:19:36,957 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:19:36,957 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 01:19:36,957 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 01:19:36,957 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:19:36,957 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:19:36,957 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:19:36,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:19:36,981 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 01:19:36,982 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:19:38,264 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:19:38,699 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:19:38,699 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 01:19:38,699 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 01:19:38,699 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:19:38,700 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:19:38,700 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:19:38,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:19:38,731 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 01:19:38,731 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:19:40,033 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:19:40,421 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:19:40,421 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 01:19:40,421 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 01:19:40,421 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:19:40,421 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:19:40,421 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:19:40,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:19:40,442 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 01:19:40,442 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:19:41,725 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:19:42,124 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:19:42,124 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 01:19:42,124 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 01:19:42,124 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:19:42,124 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:19:42,124 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:19:42,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:19:42,145 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 01:19:42,145 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:19:43,453 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:19:43,854 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:19:43,855 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 01:19:43,855 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 01:19:43,855 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:19:43,855 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:19:43,855 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:19:43,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:19:43,876 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 01:19:43,876 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:19:45,173 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:19:45,585 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:19:45,585 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 01:19:45,585 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 01:19:45,585 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:19:45,585 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:19:45,586 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:19:45,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:19:45,606 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 01:19:45,607 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:19:46,926 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:19:47,483 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:19:47,483 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 01:19:47,483 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 01:19:47,483 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:19:47,483 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:19:47,483 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:19:47,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:19:47,504 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 01:19:47,505 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:19:48,795 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:19:49,169 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:19:49,169 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 01:19:49,169 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 01:19:49,169 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:19:49,169 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:19:49,169 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:19:49,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:19:49,190 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 01:19:49,190 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:19:50,505 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:19:51,129 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:19:51,129 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 01:19:51,129 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 01:19:51,130 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:19:51,130 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:19:51,130 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:19:51,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:19:51,150 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 01:19:51,151 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:19:52,467 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:19:52,958 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:19:52,959 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 01:19:52,959 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 01:19:52,959 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:19:52,959 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:19:52,959 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:19:52,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:19:52,980 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 01:19:52,980 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:19:54,262 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:19:54,816 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:19:54,817 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 01:19:54,817 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 01:19:54,817 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:19:54,817 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:19:54,817 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:19:54,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:19:54,839 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 01:19:54,839 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:19:56,131 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:19:56,510 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:19:56,511 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 01:19:56,511 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 01:19:56,511 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:19:56,511 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:19:56,511 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:19:56,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:19:56,541 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 01:19:56,542 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:19:57,863 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:19:58,525 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:19:58,525 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 01:19:58,525 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 01:19:58,525 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:19:58,525 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:19:58,526 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:19:58,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:19:58,547 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 01:19:58,547 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:19:59,880 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:20:00,408 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:00,409 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 01:20:00,409 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 01:20:00,409 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:20:00,409 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:00,409 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:00,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:00,440 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 01:20:00,440 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:20:01,905 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:20:02,402 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:02,402 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 01:20:02,402 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 01:20:02,403 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:20:02,403 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:02,403 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:02,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:02,424 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 01:20:02,425 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:20:03,883 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:20:04,729 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:04,729 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 01:20:04,729 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 01:20:04,729 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:20:04,729 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:04,729 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:04,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:04,753 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 01:20:04,754 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:20:06,211 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:20:06,615 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:06,615 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 01:20:06,615 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 01:20:06,615 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:20:06,615 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:06,615 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:06,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:06,637 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 01:20:06,637 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:20:08,095 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:20:08,642 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:08,642 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 01:20:08,642 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 01:20:08,642 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:20:08,642 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:08,642 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:08,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:08,664 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 01:20:08,664 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:20:10,093 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:20:10,775 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:10,776 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 01:20:10,776 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 01:20:10,776 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:20:10,776 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:10,776 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:10,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:10,806 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 01:20:10,807 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:20:12,250 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:20:12,746 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:12,746 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 01:20:12,747 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 01:20:12,747 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:20:12,747 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:12,747 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:12,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:12,777 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 01:20:12,777 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:20:14,254 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:20:14,774 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:14,774 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 01:20:14,774 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 01:20:14,775 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:20:14,775 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:14,775 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:14,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:14,797 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 01:20:14,798 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:20:16,266 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:20:16,654 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:16,654 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 01:20:16,654 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 01:20:16,655 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:20:16,655 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:16,655 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:16,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:16,677 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 01:20:16,677 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:20:18,143 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:20:18,640 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:18,640 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 01:20:18,640 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 01:20:18,640 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:20:18,640 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:18,640 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:18,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:18,662 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 01:20:18,663 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:20:20,181 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:20:20,578 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:20,578 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 01:20:20,578 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 01:20:20,579 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:20:20,579 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:20,579 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:20,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:20,601 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 01:20:20,601 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:20:22,156 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:20:22,529 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:22,529 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 01:20:22,529 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 01:20:22,530 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:20:22,530 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:22,530 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:22,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:22,552 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 01:20:22,552 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:20:24,106 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:20:24,582 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:24,582 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 01:20:24,582 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 01:20:24,582 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:20:24,582 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:24,582 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:24,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:24,605 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 01:20:24,605 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:20:26,163 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:20:26,542 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:26,542 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 01:20:26,542 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 01:20:26,543 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:20:26,543 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:26,543 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:26,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:26,566 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 01:20:26,567 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:20:28,123 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:20:28,520 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:28,520 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 01:20:28,520 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 01:20:28,520 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:20:28,520 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:28,521 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:28,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:28,544 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 01:20:28,544 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:20:30,190 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:20:30,821 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:30,821 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 01:20:30,821 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 01:20:30,822 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:20:30,822 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:30,822 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:30,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:30,845 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 01:20:30,845 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:20:32,552 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:20:33,169 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:33,170 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 01:20:33,170 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 01:20:33,170 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:20:33,170 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:33,170 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:33,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:33,208 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 01:20:33,209 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:20:34,934 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:20:35,290 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:35,290 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 01:20:35,290 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 01:20:35,290 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:20:35,290 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:35,290 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:35,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:35,315 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 01:20:35,316 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:20:37,024 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:20:37,374 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:37,374 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 01:20:37,374 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 01:20:37,374 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:20:37,374 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:37,375 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:37,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:37,420 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 01:20:37,421 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:20:39,139 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:20:39,611 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:39,611 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 01:20:39,612 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 01:20:39,612 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:20:39,612 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:39,612 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:39,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:39,640 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 01:20:39,640 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:20:41,344 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:20:41,807 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:41,807 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 01:20:41,807 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 01:20:41,807 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:20:41,807 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:41,807 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:41,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:41,831 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 01:20:41,831 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:20:43,561 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:20:44,080 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:44,080 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 01:20:44,080 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 01:20:44,081 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:20:44,081 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:44,081 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:44,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:44,103 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 01:20:44,104 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:20:45,875 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:20:46,386 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:46,386 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 01:20:46,386 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 01:20:46,386 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:20:46,386 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:46,386 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:46,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:46,418 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 01:20:46,419 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:20:48,107 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:20:48,605 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:48,605 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 01:20:48,605 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 01:20:48,605 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:20:48,605 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:48,606 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:48,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:48,635 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 01:20:48,636 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:20:50,373 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:20:51,003 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:51,004 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 01:20:51,004 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 01:20:51,004 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:20:51,004 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:51,004 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:51,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:51,037 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 01:20:51,037 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:20:52,800 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:20:53,079 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:53,079 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 01:20:53,079 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 01:20:53,079 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:20:53,079 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:53,080 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:53,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:53,103 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 01:20:53,104 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:20:54,762 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:20:55,439 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:55,439 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 01:20:55,439 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 01:20:55,439 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:20:55,439 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:55,440 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:55,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:55,463 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 01:20:55,463 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:20:57,192 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:20:57,883 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:57,883 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 01:20:57,883 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 01:20:57,884 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:20:57,884 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:57,884 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:57,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:57,907 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 01:20:57,907 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:20:59,629 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:21:00,068 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:00,069 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 01:21:00,069 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 01:21:00,069 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:21:00,069 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:00,070 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:00,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:00,104 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 01:21:00,105 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:01,925 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:21:02,572 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:02,572 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 01:21:02,572 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 01:21:02,572 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:21:02,572 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:02,572 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:02,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:02,601 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 01:21:02,601 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:04,321 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:21:04,901 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:04,901 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 01:21:04,901 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 01:21:04,901 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:21:04,901 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:04,901 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:04,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:04,926 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 01:21:04,927 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:06,666 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:21:06,975 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:06,976 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 01:21:06,976 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 01:21:06,976 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:21:06,976 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:06,976 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:07,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:07,006 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 01:21:07,006 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:08,802 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:21:09,243 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:09,243 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 01:21:09,243 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 01:21:09,243 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:21:09,243 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:09,243 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:09,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:09,267 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 01:21:09,267 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:10,991 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:21:11,622 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:11,622 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 01:21:11,622 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 01:21:11,622 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:21:11,622 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:11,622 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:11,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:11,646 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 01:21:11,647 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:13,384 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:21:13,786 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:13,786 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 01:21:13,786 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 01:21:13,787 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:21:13,787 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:13,787 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:13,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:13,809 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 01:21:13,810 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:15,556 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:21:16,148 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:16,148 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 01:21:16,148 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 01:21:16,148 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:21:16,148 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:16,148 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:16,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:16,174 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 01:21:16,175 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:17,943 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:21:18,282 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:18,282 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 01:21:18,282 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 01:21:18,282 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:21:18,282 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:18,283 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:18,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:18,306 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 01:21:18,306 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:20,045 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:21:20,422 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:20,422 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 01:21:20,423 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 01:21:20,423 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:21:20,423 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:20,424 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:20,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:20,456 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 01:21:20,457 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:22,206 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:21:22,581 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:22,582 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 01:21:22,582 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 01:21:22,582 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:21:22,582 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:22,583 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:22,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:22,608 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 01:21:22,609 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:24,346 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:21:24,915 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:24,915 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 01:21:24,915 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 01:21:24,915 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:21:24,916 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:24,916 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:24,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:24,938 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 01:21:24,938 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:26,628 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:21:26,952 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:26,952 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 01:21:26,952 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 01:21:26,952 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:21:26,953 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:26,953 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:26,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:26,975 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 01:21:26,976 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:28,652 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:21:29,240 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:29,240 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 01:21:29,240 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 01:21:29,240 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:21:29,240 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:29,241 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:29,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:29,264 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 01:21:29,264 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:30,949 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:21:31,442 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:31,442 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 01:21:31,442 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 01:21:31,442 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:21:31,442 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:31,442 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:31,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:31,465 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 01:21:31,466 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:33,159 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:21:33,783 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:33,784 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 01:21:33,784 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 01:21:33,784 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:21:33,784 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:33,784 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:33,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:33,806 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 01:21:33,807 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:35,526 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:21:36,050 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:36,050 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 01:21:36,050 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 01:21:36,050 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:21:36,050 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:36,050 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:36,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:36,072 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 01:21:36,073 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:37,730 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:21:38,144 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:38,144 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 01:21:38,144 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 01:21:38,144 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:21:38,145 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:38,145 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:38,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:38,174 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 01:21:38,175 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:39,890 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:21:40,224 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:40,224 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 01:21:40,224 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 01:21:40,225 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:21:40,225 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:40,225 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:40,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:40,246 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 01:21:40,247 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:41,925 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:21:42,272 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:42,272 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 01:21:42,272 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 01:21:42,273 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:21:42,273 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:42,273 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:42,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:42,296 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 01:21:42,297 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:43,981 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:21:44,458 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:44,458 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 01:21:44,458 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 01:21:44,458 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:21:44,459 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:44,459 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:44,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:44,480 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 01:21:44,480 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:46,177 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:21:46,866 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:46,867 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 01:21:46,867 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 01:21:46,867 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:21:46,867 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:46,867 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:46,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:46,900 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 01:21:46,901 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:48,568 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:21:49,099 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:49,099 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 01:21:49,099 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 01:21:49,099 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:21:49,099 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:49,099 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:49,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:49,122 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 01:21:49,122 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:50,763 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:21:51,268 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:51,268 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 01:21:51,268 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 01:21:51,269 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:21:51,269 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:51,269 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:51,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:51,291 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 01:21:51,291 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:52,912 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:21:53,383 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:53,383 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 01:21:53,384 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 01:21:53,384 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:21:53,384 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:53,384 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:53,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:53,405 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 01:21:53,406 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:55,081 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:21:55,584 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:55,584 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 01:21:55,584 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 01:21:55,585 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:21:55,585 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:55,585 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:55,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:55,609 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 01:21:55,609 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:57,324 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:21:57,792 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:57,792 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 01:21:57,792 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 01:21:57,793 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:21:57,793 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:57,793 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:57,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:57,815 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 01:21:57,815 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:21:59,530 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:21:59,873 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:59,873 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 01:21:59,873 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 01:21:59,874 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:21:59,874 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:59,874 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:59,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:59,896 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 01:21:59,896 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:01,661 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:22:02,285 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:02,286 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 01:22:02,286 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 01:22:02,286 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:22:02,286 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:02,286 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:02,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:02,309 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 01:22:02,309 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:04,058 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:22:04,801 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:04,801 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 01:22:04,801 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 01:22:04,801 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:22:04,801 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:04,801 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:04,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:04,830 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 01:22:04,830 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:06,587 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:22:07,059 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:07,060 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 01:22:07,060 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 01:22:07,060 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:22:07,060 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:07,060 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:07,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:07,083 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 01:22:07,083 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:08,812 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:22:09,502 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:09,502 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 01:22:09,502 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 01:22:09,503 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:22:09,503 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:09,503 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:09,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:09,526 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 01:22:09,527 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:11,217 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:22:11,544 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:11,544 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 01:22:11,544 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 01:22:11,544 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:22:11,544 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:11,545 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:11,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:11,574 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 01:22:11,574 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:13,323 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:22:13,968 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:13,968 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 01:22:13,968 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 01:22:13,969 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:22:13,969 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:13,969 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:13,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:13,991 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 01:22:13,991 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:15,751 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:22:16,358 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:16,358 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 01:22:16,358 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 01:22:16,358 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:22:16,358 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:16,358 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:16,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:16,381 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 01:22:16,382 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:18,108 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:22:18,468 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:18,468 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 01:22:18,468 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 01:22:18,468 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:22:18,468 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:18,468 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:18,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:18,491 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 01:22:18,492 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:20,249 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:22:20,839 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:20,839 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 01:22:20,839 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 01:22:20,840 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:22:20,840 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:20,840 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:20,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:20,862 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 01:22:20,863 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:22,612 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:22:23,125 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:23,126 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 01:22:23,126 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 01:22:23,126 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:22:23,126 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:23,126 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:23,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:23,148 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 01:22:23,149 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:24,934 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:22:25,338 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:25,338 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 01:22:25,338 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 01:22:25,339 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:22:25,339 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:25,339 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:25,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:25,362 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 01:22:25,362 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:27,134 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:22:28,024 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:28,024 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 01:22:28,024 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 01:22:28,025 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:22:28,025 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:28,025 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:28,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:28,047 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 01:22:28,047 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:29,843 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:22:30,463 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:30,463 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 01:22:30,463 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 01:22:30,464 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:22:30,464 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:30,464 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:30,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:30,497 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 01:22:30,497 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:32,449 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:22:33,121 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:33,122 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 01:22:33,122 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 01:22:33,122 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:22:33,122 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:33,122 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:33,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:33,151 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 01:22:33,151 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:35,106 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:22:35,831 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:35,832 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 01:22:35,832 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 01:22:35,832 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:22:35,832 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:35,832 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:35,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:35,878 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 01:22:35,878 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:37,810 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:22:38,325 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:38,325 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 01:22:38,325 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 01:22:38,326 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:22:38,326 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:38,326 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:38,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:38,354 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 01:22:38,355 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:40,324 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:22:41,172 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:41,172 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 01:22:41,172 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 01:22:41,173 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:22:41,173 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:41,173 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:41,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:41,201 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 01:22:41,202 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:43,186 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:22:43,853 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:43,854 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 01:22:43,854 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 01:22:43,854 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:22:43,854 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:43,854 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:43,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:43,882 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 01:22:43,883 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:45,875 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:22:46,293 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:46,293 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 01:22:46,293 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 01:22:46,294 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:22:46,294 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:46,294 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:46,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:46,319 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 01:22:46,319 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:48,241 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:22:48,829 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:48,829 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 01:22:48,830 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 01:22:48,830 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:22:48,830 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:48,830 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:48,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:48,858 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 01:22:48,859 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:50,872 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:22:51,424 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:51,425 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 01:22:51,425 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 01:22:51,425 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:22:51,425 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:51,425 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:51,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:51,453 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 01:22:51,454 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:53,403 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:22:54,333 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:54,333 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 01:22:54,333 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 01:22:54,333 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:22:54,333 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:54,333 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:54,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:54,362 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 01:22:54,363 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:56,326 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:22:56,976 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:56,977 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 01:22:56,977 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 01:22:56,977 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:22:56,977 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:56,977 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:57,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:57,009 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 01:22:57,009 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:22:58,981 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:22:59,357 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:59,357 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 01:22:59,357 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 01:22:59,357 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:22:59,357 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:59,358 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:59,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:59,386 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 01:22:59,386 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:23:01,391 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:23:02,001 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:23:02,001 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 01:23:02,001 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 01:23:02,002 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:23:02,002 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:23:02,002 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:23:02,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:23:02,028 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 01:23:02,028 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:23:03,990 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:23:04,805 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:23:04,805 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 01:23:04,805 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 01:23:04,806 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:23:04,806 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:23:04,806 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:23:04,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:23:04,835 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 01:23:04,836 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:23:06,807 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:23:07,338 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:23:07,338 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 01:23:07,338 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 01:23:07,339 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:23:07,339 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:23:07,339 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:23:07,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:23:07,377 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 01:23:07,377 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:23:09,368 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:23:09,867 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:23:09,867 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 01:23:09,867 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 01:23:09,868 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:23:09,868 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:23:09,868 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:23:09,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:23:09,896 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 01:23:09,896 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:23:11,878 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:23:12,708 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:23:12,708 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 01:23:12,708 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 01:23:12,708 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:23:12,708 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:23:12,708 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:23:12,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:23:12,732 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 01:23:12,733 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:23:14,667 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:23:15,133 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:23:15,134 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 01:23:15,134 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 01:23:15,134 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:23:15,134 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:23:15,134 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:23:15,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:23:15,162 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 01:23:15,162 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:23:17,183 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:23:17,883 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:23:17,883 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 01:23:17,883 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 01:23:17,883 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:23:17,883 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:23:17,884 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:23:17,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:23:17,909 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 01:23:17,910 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:23:19,865 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:23:20,242 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:23:20,243 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 01:23:20,243 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 01:23:20,243 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:23:20,243 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:23:20,243 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:23:20,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:23:20,271 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 01:23:20,272 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:23:22,255 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:23:23,082 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:23:23,083 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 01:23:23,083 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 01:23:23,083 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:23:23,083 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:23:23,083 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:23:23,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:23:23,110 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 01:23:23,110 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:23:25,142 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:23:25,789 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:23:25,790 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 01:23:25,790 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 01:23:25,790 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:23:25,790 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:23:25,790 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:23:25,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:23:25,816 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 01:23:25,816 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:23:27,847 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:23:28,347 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:23:28,348 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 01:23:28,348 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 01:23:28,348 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:23:28,348 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:23:28,348 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:23:28,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:23:28,375 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 01:23:28,375 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:23:30,378 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:23:30,959 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:23:30,959 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 01:23:30,959 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 01:23:30,959 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:23:30,959 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:23:30,959 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:23:30,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:23:30,988 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 01:23:30,988 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:23:32,980 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:23:33,611 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:23:33,611 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 01:23:33,611 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 01:23:33,611 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:23:33,611 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:23:33,612 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:23:33,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:23:33,640 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 01:23:33,641 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:23:35,686 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:23:36,257 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:23:36,258 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 01:23:36,258 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 01:23:36,258 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:23:36,258 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:23:36,258 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:23:36,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:23:36,286 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 01:23:36,286 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:23:38,282 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:23:38,831 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:23:38,831 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 01:23:38,831 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 01:23:38,831 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:23:38,832 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:23:38,832 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:23:38,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:23:38,859 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 01:23:38,860 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:23:40,842 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:23:41,455 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:23:41,456 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 01:23:41,456 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 01:23:41,456 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:23:41,456 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:23:41,456 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:23:41,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:23:41,485 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 01:23:41,486 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:23:43,517 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:23:44,317 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:23:44,318 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 01:23:44,318 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 01:23:44,318 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:23:44,318 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:23:44,318 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:23:44,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:23:44,347 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 01:23:44,347 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:23:46,417 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:23:47,064 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:23:47,064 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 01:23:47,064 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 01:23:47,065 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:23:47,065 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:23:47,065 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:23:47,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:23:47,110 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 01:23:47,111 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:23:49,124 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:23:49,616 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:23:49,616 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 01:23:49,617 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 01:23:49,617 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:23:49,617 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:23:49,617 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:23:49,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:23:49,643 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 01:23:49,643 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:23:51,650 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:23:52,089 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:23:52,089 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 01:23:52,090 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 01:23:52,090 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:23:52,090 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:23:52,090 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:23:52,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:23:52,118 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 01:23:52,119 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:23:54,124 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:23:54,740 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:23:54,740 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 01:23:54,740 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 01:23:54,740 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:23:54,740 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:23:54,741 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:23:54,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:23:54,773 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 01:23:54,773 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:23:56,781 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:23:57,668 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:23:57,668 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 01:23:57,668 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 01:23:57,668 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:23:57,668 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:23:57,669 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:23:57,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:23:57,698 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 01:23:57,698 INFO L286 TraceCheckSpWp]: Computing forward predicates...