./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/nla-digbench-scaling/prod4br-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_c355c3e1-c93c-483f-8314-07dbd37a5bd0/bin/ukojak-LBtLqBUTdQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c355c3e1-c93c-483f-8314-07dbd37a5bd0/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_c355c3e1-c93c-483f-8314-07dbd37a5bd0/bin/ukojak-LBtLqBUTdQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c355c3e1-c93c-483f-8314-07dbd37a5bd0/bin/ukojak-LBtLqBUTdQ/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/prod4br-ll_valuebound20.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c355c3e1-c93c-483f-8314-07dbd37a5bd0/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_c355c3e1-c93c-483f-8314-07dbd37a5bd0/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 d6a7b66d62d8261743d542694624b328b551f76289ee08b3039b7ca01c3c317e --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-22 23:18:50,770 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-22 23:18:50,773 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-22 23:18:50,830 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-22 23:18:50,832 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-22 23:18:50,837 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-22 23:18:50,838 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-22 23:18:50,843 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-22 23:18:50,845 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-22 23:18:50,851 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-22 23:18:50,852 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-22 23:18:50,854 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-22 23:18:50,855 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-22 23:18:50,858 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-22 23:18:50,860 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-22 23:18:50,868 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-22 23:18:50,870 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-22 23:18:50,871 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-22 23:18:50,873 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-22 23:18:50,881 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-22 23:18:50,883 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-22 23:18:50,884 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-22 23:18:50,887 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-22 23:18:50,888 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-22 23:18:50,897 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-22 23:18:50,898 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-22 23:18:50,898 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-22 23:18:50,900 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-22 23:18:50,901 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-22 23:18:50,903 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-22 23:18:50,903 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-22 23:18:50,904 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-22 23:18:50,906 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-22 23:18:50,908 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-22 23:18:50,909 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-22 23:18:50,910 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-22 23:18:50,911 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-22 23:18:50,911 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-22 23:18:50,911 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-22 23:18:50,912 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-22 23:18:50,913 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-22 23:18:50,914 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c355c3e1-c93c-483f-8314-07dbd37a5bd0/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-22 23:18:50,953 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-22 23:18:50,953 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-22 23:18:50,955 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-22 23:18:50,955 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-22 23:18:50,956 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-22 23:18:50,956 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-22 23:18:50,956 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-22 23:18:50,956 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-22 23:18:50,963 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-22 23:18:50,963 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-22 23:18:50,964 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-22 23:18:50,964 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-22 23:18:50,965 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-22 23:18:50,965 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-22 23:18:50,965 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-22 23:18:50,965 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-22 23:18:50,965 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-22 23:18:50,965 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-22 23:18:50,966 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-22 23:18:50,966 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-22 23:18:50,966 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-22 23:18:50,966 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-22 23:18:50,967 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-22 23:18:50,967 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-22 23:18:50,967 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-22 23:18:50,967 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-22 23:18:50,967 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-22 23:18:50,967 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-22 23:18:50,968 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_c355c3e1-c93c-483f-8314-07dbd37a5bd0/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c355c3e1-c93c-483f-8314-07dbd37a5bd0/bin/ukojak-LBtLqBUTdQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d6a7b66d62d8261743d542694624b328b551f76289ee08b3039b7ca01c3c317e [2021-11-22 23:18:51,285 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-22 23:18:51,315 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-22 23:18:51,318 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-22 23:18:51,319 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-22 23:18:51,320 INFO L275 PluginConnector]: CDTParser initialized [2021-11-22 23:18:51,322 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c355c3e1-c93c-483f-8314-07dbd37a5bd0/bin/ukojak-LBtLqBUTdQ/../../sv-benchmarks/c/nla-digbench-scaling/prod4br-ll_valuebound20.c [2021-11-22 23:18:51,394 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c355c3e1-c93c-483f-8314-07dbd37a5bd0/bin/ukojak-LBtLqBUTdQ/data/eacc965b7/2f6c316802c0464b9327690d11d29e28/FLAG63d08ed96 [2021-11-22 23:18:51,930 INFO L306 CDTParser]: Found 1 translation units. [2021-11-22 23:18:51,931 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c355c3e1-c93c-483f-8314-07dbd37a5bd0/sv-benchmarks/c/nla-digbench-scaling/prod4br-ll_valuebound20.c [2021-11-22 23:18:51,937 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c355c3e1-c93c-483f-8314-07dbd37a5bd0/bin/ukojak-LBtLqBUTdQ/data/eacc965b7/2f6c316802c0464b9327690d11d29e28/FLAG63d08ed96 [2021-11-22 23:18:52,291 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c355c3e1-c93c-483f-8314-07dbd37a5bd0/bin/ukojak-LBtLqBUTdQ/data/eacc965b7/2f6c316802c0464b9327690d11d29e28 [2021-11-22 23:18:52,294 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-22 23:18:52,297 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-22 23:18:52,300 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-22 23:18:52,301 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-22 23:18:52,304 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-22 23:18:52,305 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 11:18:52" (1/1) ... [2021-11-22 23:18:52,306 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4a933575 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:18:52, skipping insertion in model container [2021-11-22 23:18:52,307 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 11:18:52" (1/1) ... [2021-11-22 23:18:52,314 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-22 23:18:52,332 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-22 23:18:52,489 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_c355c3e1-c93c-483f-8314-07dbd37a5bd0/sv-benchmarks/c/nla-digbench-scaling/prod4br-ll_valuebound20.c[524,537] [2021-11-22 23:18:52,510 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-22 23:18:52,518 INFO L203 MainTranslator]: Completed pre-run [2021-11-22 23:18:52,530 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_c355c3e1-c93c-483f-8314-07dbd37a5bd0/sv-benchmarks/c/nla-digbench-scaling/prod4br-ll_valuebound20.c[524,537] [2021-11-22 23:18:52,539 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-22 23:18:52,552 INFO L208 MainTranslator]: Completed translation [2021-11-22 23:18:52,553 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:18:52 WrapperNode [2021-11-22 23:18:52,553 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-22 23:18:52,555 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-22 23:18:52,555 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-22 23:18:52,555 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-22 23:18:52,561 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:18:52" (1/1) ... [2021-11-22 23:18:52,568 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:18:52" (1/1) ... [2021-11-22 23:18:52,590 INFO L137 Inliner]: procedures = 14, calls = 13, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 53 [2021-11-22 23:18:52,590 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-22 23:18:52,591 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-22 23:18:52,591 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-22 23:18:52,592 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-22 23:18:52,603 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:18:52" (1/1) ... [2021-11-22 23:18:52,603 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:18:52" (1/1) ... [2021-11-22 23:18:52,617 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:18:52" (1/1) ... [2021-11-22 23:18:52,620 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:18:52" (1/1) ... [2021-11-22 23:18:52,624 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:18:52" (1/1) ... [2021-11-22 23:18:52,636 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:18:52" (1/1) ... [2021-11-22 23:18:52,638 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:18:52" (1/1) ... [2021-11-22 23:18:52,641 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-22 23:18:52,647 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-22 23:18:52,648 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-22 23:18:52,648 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-22 23:18:52,649 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:18:52" (1/1) ... [2021-11-22 23:18:52,657 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-22 23:18:52,671 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c355c3e1-c93c-483f-8314-07dbd37a5bd0/bin/ukojak-LBtLqBUTdQ/z3 [2021-11-22 23:18:52,690 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c355c3e1-c93c-483f-8314-07dbd37a5bd0/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-22 23:18:52,712 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c355c3e1-c93c-483f-8314-07dbd37a5bd0/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-22 23:18:52,740 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-22 23:18:52,740 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-11-22 23:18:52,740 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-11-22 23:18:52,742 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-22 23:18:52,743 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-22 23:18:52,743 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-22 23:18:52,743 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2021-11-22 23:18:52,743 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2021-11-22 23:18:52,805 INFO L236 CfgBuilder]: Building ICFG [2021-11-22 23:18:52,807 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-22 23:18:53,024 INFO L277 CfgBuilder]: Performing block encoding [2021-11-22 23:18:53,074 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-22 23:18:53,074 INFO L301 CfgBuilder]: Removed 1 assume(true) statements. [2021-11-22 23:18:53,077 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 11:18:53 BoogieIcfgContainer [2021-11-22 23:18:53,077 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-22 23:18:53,078 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-22 23:18:53,078 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-22 23:18:53,088 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-22 23:18:53,088 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 11:18:53" (1/1) ... [2021-11-22 23:18:53,104 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-22 23:18:53,235 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:53,245 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 21 states and 27 transitions. [2021-11-22 23:18:53,245 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 27 transitions. [2021-11-22 23:18:53,250 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-22 23:18:53,250 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:53,252 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:53,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:53,433 INFO L263 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:18:53,439 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:53,756 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-22 23:18:53,874 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:53,876 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 25 states and 34 transitions. [2021-11-22 23:18:53,876 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 34 transitions. [2021-11-22 23:18:53,878 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:18:53,879 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:53,879 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:53,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:53,942 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 15 conjunts are in the unsatisfiable core [2021-11-22 23:18:53,945 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:54,371 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 3 proven. 1 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:18:59,035 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.19s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2021-11-22 23:18:59,590 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:59,591 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 32 states and 52 transitions. [2021-11-22 23:18:59,592 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 52 transitions. [2021-11-22 23:18:59,593 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:18:59,594 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:59,594 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:59,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:59,625 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:18:59,627 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:59,840 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:19:00,799 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:00,800 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:19:00,801 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:19:00,802 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:19:00,802 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:00,802 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:00,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:00,831 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:19:00,833 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:00,956 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:19:00,977 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:00,979 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:19:00,979 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:19:00,980 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:19:00,980 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:00,981 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:01,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:01,042 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:19:01,043 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:01,143 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:19:01,153 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:01,154 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:19:01,154 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:19:01,155 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:19:01,155 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:01,156 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:01,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:01,189 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:19:01,193 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:01,359 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:19:01,370 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:01,371 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:19:01,371 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:19:01,372 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:19:01,372 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:01,373 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:01,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:01,401 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:19:01,403 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:01,500 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:19:01,510 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:01,511 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:19:01,511 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:19:01,513 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:19:01,513 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:01,513 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:01,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:01,572 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:19:01,574 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:01,687 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:19:01,696 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:01,697 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:19:01,698 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:19:01,699 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:19:01,699 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:01,699 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:01,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:01,732 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:19:01,734 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:01,843 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:19:01,855 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:01,856 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:19:01,856 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:19:01,858 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:19:01,858 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:01,858 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:01,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:01,884 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:19:01,885 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:01,973 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:19:01,981 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:01,982 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:19:01,982 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:19:01,983 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:19:01,983 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:01,984 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:02,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:02,008 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:19:02,010 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:02,126 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:19:02,152 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:02,154 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:19:02,155 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:19:02,158 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:19:02,161 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:02,162 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:02,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:02,196 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:19:02,204 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:02,301 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:19:02,310 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:02,317 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:19:02,318 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:19:02,323 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:19:02,324 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:02,324 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:02,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:02,362 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:19:02,364 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:02,451 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:19:02,460 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:02,461 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:19:02,461 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:19:02,462 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:19:02,462 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:02,463 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:02,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:02,498 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:19:02,504 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:02,597 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:19:02,614 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:02,615 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:19:02,615 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:19:02,617 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:19:02,617 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:02,618 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:02,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:02,655 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:19:02,657 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:02,742 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:19:02,756 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:02,760 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:19:02,760 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:19:02,762 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:19:02,762 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:02,763 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:02,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:02,802 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:19:02,803 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:02,890 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:19:02,900 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:02,902 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:19:02,902 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:19:02,905 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:19:02,905 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:02,906 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:02,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:02,944 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:19:02,949 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:03,038 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:19:03,047 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:03,049 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:19:03,049 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:19:03,050 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:19:03,050 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:03,051 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:03,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:03,084 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:19:03,088 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:03,200 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:19:03,211 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:03,212 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:19:03,212 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:19:03,213 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:19:03,213 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:03,214 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:03,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:03,256 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:19:03,257 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:03,342 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:19:03,352 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:03,353 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:19:03,353 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:19:03,354 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:19:03,354 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:03,354 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:03,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:03,381 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:19:03,383 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:03,475 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:19:03,483 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:03,484 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:19:03,485 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:19:03,485 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:19:03,485 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:03,486 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:03,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:03,509 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:19:03,510 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:03,592 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:19:03,602 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:03,604 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:19:03,604 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:19:03,604 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:19:03,605 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:03,605 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:03,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:03,629 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:19:03,630 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:03,724 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:19:03,732 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:03,733 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:19:03,733 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:19:03,733 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:19:03,733 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:03,734 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:03,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:03,756 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:19:03,757 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:03,847 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:19:03,855 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:03,856 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:19:03,857 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:19:03,858 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:19:03,859 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:03,860 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:03,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:03,886 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:19:03,887 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:03,965 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:19:03,972 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:03,973 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:19:03,973 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:19:03,974 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:19:03,974 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:03,974 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:03,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:03,994 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:19:03,995 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:04,073 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:19:04,081 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:04,082 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:19:04,082 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:19:04,083 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:19:04,083 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:04,084 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:04,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:04,120 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:19:04,123 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:04,207 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:19:04,219 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:04,220 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:19:04,221 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:19:04,222 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:19:04,223 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:04,223 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:04,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:04,254 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:19:04,258 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:04,346 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:19:04,354 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:04,355 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:19:04,355 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:19:04,355 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:19:04,355 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:04,356 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:04,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:04,377 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:19:04,378 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:04,465 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:19:04,477 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:04,478 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:19:04,478 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:19:04,480 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:19:04,480 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:04,481 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:04,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:04,513 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:19:04,514 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:04,604 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:19:04,613 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:04,614 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:19:04,614 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:19:04,616 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:19:04,616 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:04,616 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:04,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:04,648 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:19:04,650 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:04,729 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:19:04,736 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:04,737 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:19:04,737 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:19:04,738 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:19:04,738 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:04,738 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:04,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:04,758 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:19:04,759 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:04,835 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:19:04,842 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:04,843 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:19:04,843 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:19:04,843 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:19:04,843 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:04,844 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:04,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:04,865 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:19:04,866 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:04,940 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:19:04,954 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:04,955 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:19:04,956 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:19:04,957 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:19:04,957 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:04,957 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:04,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:04,978 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:19:04,979 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:05,054 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:19:05,062 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:05,066 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:19:05,066 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:19:05,066 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:19:05,066 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:05,067 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:05,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:05,094 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:19:05,095 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:05,169 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:19:05,177 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:05,178 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:19:05,178 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:19:05,178 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:19:05,178 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:05,179 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:05,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:05,202 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:19:05,203 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:05,283 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:19:05,291 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:05,291 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:19:05,291 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:19:05,292 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:19:05,292 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:05,292 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:05,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:05,310 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:19:05,311 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:05,383 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:19:05,391 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:05,391 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:19:05,391 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:19:05,392 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:19:05,392 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:05,392 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:05,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:05,412 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:19:05,412 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:05,487 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:19:05,494 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:05,494 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:19:05,494 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:19:05,494 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:19:05,495 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:05,495 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:05,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:05,541 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:19:05,542 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:05,618 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:19:05,627 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:05,627 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:19:05,628 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:19:05,628 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:19:05,628 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:05,629 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:05,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:05,647 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:19:05,647 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:05,722 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:19:05,730 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:05,730 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:19:05,730 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:19:05,731 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:19:05,731 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:05,731 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:05,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:05,749 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:19:05,750 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:05,821 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:19:05,828 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:05,829 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:19:05,829 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:19:05,829 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:19:05,829 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:05,830 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:05,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:05,848 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:19:05,849 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:05,923 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:19:05,930 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:05,931 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:19:05,931 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:19:05,931 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:19:05,931 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:05,931 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:05,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:05,958 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:19:05,959 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:06,044 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:19:06,052 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:06,053 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:19:06,053 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:19:06,053 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:19:06,053 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:06,054 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:06,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:06,076 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:19:06,077 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:06,166 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:19:06,174 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:06,174 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:19:06,174 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:19:06,175 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:19:06,175 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:06,175 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:06,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:06,194 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:19:06,195 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:06,268 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:19:06,276 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:06,276 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:19:06,276 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:19:06,277 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:19:06,277 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:06,277 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:06,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:06,295 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:19:06,296 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:06,369 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:19:06,376 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:06,377 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:19:06,377 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:19:06,377 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:19:06,377 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:06,377 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:06,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:06,395 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:19:06,396 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:06,479 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:19:06,487 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:06,487 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:19:06,487 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:19:06,488 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:19:06,488 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:06,488 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:06,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:06,507 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:19:06,508 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:06,580 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:19:06,586 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:06,587 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:19:06,587 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:19:06,587 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:19:06,587 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:06,588 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:06,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:06,605 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:19:06,606 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:06,676 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:19:06,683 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:06,684 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:19:06,684 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:19:06,684 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:19:06,684 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:06,685 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:06,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:06,703 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:19:06,704 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:06,778 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:19:06,785 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:06,786 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:19:06,786 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:19:06,786 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:19:06,786 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:06,787 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:06,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:06,805 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:19:06,806 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:06,890 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:19:06,897 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:06,898 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:19:06,898 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:19:06,898 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:19:06,899 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:06,899 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:06,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:06,917 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:19:06,918 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:06,991 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:19:06,998 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:06,998 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:19:06,999 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:19:06,999 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:19:06,999 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:06,999 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:07,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:07,018 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:19:07,019 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:07,094 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:19:07,101 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:07,102 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:19:07,102 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:19:07,102 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:19:07,103 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:07,103 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:07,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:07,123 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:19:07,124 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:07,205 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:19:07,212 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:07,213 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:19:07,213 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:19:07,213 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:19:07,213 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:07,213 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:07,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:07,234 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:19:07,235 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:07,355 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:19:07,363 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:07,363 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:19:07,364 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:19:07,364 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:19:07,364 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:07,364 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:07,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:07,384 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:19:07,385 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:07,469 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:19:07,477 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:07,477 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:19:07,478 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:19:07,478 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:19:07,478 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:07,478 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:07,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:07,500 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:19:07,501 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:07,576 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:19:07,583 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:07,583 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:19:07,583 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:19:07,584 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:19:07,584 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:07,584 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:07,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:07,602 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:19:07,603 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:07,674 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:19:07,681 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:07,681 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:19:07,682 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:19:07,682 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:19:07,682 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:07,682 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:07,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:07,700 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:19:07,701 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:07,773 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:19:07,780 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:07,780 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:19:07,781 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:19:07,781 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:19:07,781 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:07,781 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:07,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:07,800 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:19:07,801 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:07,887 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:19:07,894 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:07,894 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:19:07,894 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:19:07,894 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:19:07,894 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:07,895 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:07,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:07,911 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:19:07,911 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:07,998 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:19:08,005 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:08,005 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:19:08,006 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:19:08,006 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:19:08,006 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:08,006 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:08,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:08,023 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:19:08,024 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:08,104 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:19:08,111 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:08,111 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:19:08,112 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:19:08,112 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:19:08,112 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:08,113 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:08,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:08,131 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:19:08,132 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:08,207 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:19:08,214 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:08,214 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:19:08,214 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:19:08,217 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:19:08,217 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:08,218 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:08,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:08,238 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:19:08,239 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:08,318 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:19:08,325 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:08,325 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:19:08,325 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:19:08,327 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:19:08,327 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:08,327 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:08,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:08,361 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:19:08,362 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:08,451 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:19:08,460 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:08,460 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:19:08,460 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:19:08,462 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:19:08,462 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:08,462 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:08,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:08,481 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:19:08,482 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:08,586 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:19:08,594 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:08,595 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:19:08,595 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:19:08,599 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:19:08,599 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:08,599 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:08,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:08,619 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:19:08,620 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:08,712 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:19:08,722 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:08,725 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:19:08,725 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:19:08,726 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:19:08,726 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:08,726 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:08,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:08,743 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:19:08,744 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:08,830 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:19:08,837 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:08,837 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:19:08,837 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:19:08,838 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:19:08,838 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:08,838 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:08,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:08,856 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:19:08,856 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:08,939 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:19:08,951 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:08,952 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:19:08,952 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:19:08,952 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:19:08,953 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:08,953 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:08,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:08,979 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:19:08,980 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:09,073 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:19:09,081 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:09,081 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:19:09,081 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:19:09,082 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:19:09,082 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:09,082 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:09,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:09,109 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:19:09,110 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:09,201 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:19:09,208 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:09,208 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:19:09,208 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:19:09,209 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:19:09,209 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:09,209 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:09,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:09,231 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:19:09,232 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:09,317 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:19:09,343 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:09,344 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:19:09,344 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:19:09,344 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:19:09,344 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:09,344 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:09,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:09,373 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:19:09,374 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:09,461 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:19:09,469 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:09,469 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:19:09,469 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:19:09,470 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:19:09,470 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:09,470 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:09,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:09,493 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:19:09,494 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:09,580 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:19:09,587 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:09,587 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:19:09,588 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:19:09,588 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:19:09,588 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:09,588 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:09,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:09,606 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:19:09,607 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:09,695 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:19:09,702 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:09,703 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:19:09,703 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:19:09,703 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:19:09,704 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:09,704 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:09,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:09,722 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:19:09,723 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:09,805 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:19:09,812 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:09,812 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:19:09,812 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:19:09,813 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:19:09,813 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:09,813 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:09,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:09,831 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:19:09,832 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:09,911 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:19:09,918 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:09,918 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:19:09,919 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:19:09,919 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:19:09,919 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:09,919 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:09,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:09,939 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:19:09,940 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:10,010 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:19:10,017 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:10,017 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:19:10,018 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:19:10,018 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:19:10,018 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:10,019 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:10,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:10,036 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:19:10,037 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:10,107 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:19:10,113 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:10,113 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:19:10,114 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:19:10,114 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:19:10,114 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:10,114 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:10,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:10,131 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:19:10,132 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:10,201 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:19:10,207 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:10,208 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:19:10,208 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:19:10,209 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:19:10,209 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:10,209 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:10,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:10,226 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:19:10,227 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:10,297 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:19:10,304 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:10,304 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:19:10,305 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:19:10,305 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:19:10,305 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:10,305 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:10,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:10,323 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:19:10,335 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:10,410 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:19:10,421 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:10,422 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:19:10,422 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:19:10,423 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:19:10,423 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:10,423 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:10,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:10,443 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:19:10,444 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:10,535 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:19:10,543 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:10,543 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:19:10,544 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:19:10,544 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:19:10,544 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:10,544 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:10,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:10,563 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:19:10,564 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:10,637 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:19:10,643 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:10,644 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:19:10,644 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:19:10,644 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:19:10,644 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:10,645 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:10,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:10,664 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:19:10,664 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:10,736 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:19:10,743 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:10,743 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:19:10,743 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:19:10,744 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:19:10,744 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:10,744 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:10,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:10,764 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:19:10,765 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:10,837 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:19:10,845 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:10,846 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:19:10,846 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:19:10,846 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:19:10,846 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:10,846 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:10,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:10,870 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:19:10,870 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:10,949 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:19:10,954 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:10,955 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:19:10,955 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:19:10,955 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:19:10,955 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:10,956 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:10,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:10,972 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:19:10,973 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:11,083 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:19:11,089 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:11,090 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:19:11,090 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:19:11,090 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:19:11,090 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:11,091 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:11,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:11,114 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:19:11,115 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:11,205 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:19:11,212 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:11,212 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:19:11,212 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:19:11,213 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:19:11,213 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:11,213 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:11,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:11,234 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:19:11,234 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:11,328 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:19:11,335 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:11,335 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:19:11,336 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:19:11,336 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:19:11,336 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:11,341 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:11,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:11,365 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:19:11,366 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:11,451 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:19:11,458 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:11,459 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:19:11,459 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:19:11,459 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:19:11,459 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:11,460 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:11,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:11,477 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:19:11,478 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:11,565 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:19:11,572 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:11,572 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:19:11,572 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:19:11,573 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:19:11,573 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:11,573 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:11,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:11,591 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:19:11,592 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:11,676 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:19:11,690 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:11,690 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:19:11,690 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:19:11,691 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:19:11,691 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:11,691 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:11,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:11,715 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:19:11,715 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:11,801 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:19:11,808 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:11,808 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:19:11,809 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:19:11,809 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:19:11,809 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:11,809 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:11,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:11,833 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:19:11,834 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:11,941 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:19:11,960 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:11,961 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:19:11,962 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:19:11,962 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:19:11,963 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:11,963 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:11,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:11,986 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:19:11,987 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:12,070 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:19:12,078 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:12,079 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:19:12,079 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:19:12,079 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:19:12,079 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:12,080 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:12,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:12,103 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:19:12,104 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:12,193 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:19:12,200 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:12,201 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:19:12,201 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:19:12,201 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:19:12,201 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:12,201 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:12,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:12,219 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:19:12,220 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:12,308 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:19:12,315 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:12,315 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:19:12,315 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:19:12,316 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:19:12,316 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:12,316 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:12,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:12,354 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:19:12,354 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:12,460 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:19:12,467 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:12,468 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:19:12,468 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:19:12,468 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:19:12,468 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:12,468 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:12,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:12,488 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:19:12,489 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:12,573 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:19:12,581 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:12,581 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:19:12,581 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:19:12,582 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:19:12,582 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:12,582 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:12,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:12,602 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:19:12,603 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:12,700 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:19:12,707 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:12,707 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:19:12,708 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:19:12,708 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:19:12,708 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:12,708 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:12,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:12,726 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:19:12,727 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:12,815 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:19:12,823 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:12,823 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:19:12,823 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:19:12,824 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:19:12,824 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:12,824 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:12,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:12,842 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:19:12,843 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:12,931 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:19:12,938 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:12,938 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:19:12,939 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:19:12,939 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:19:12,939 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:12,939 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:12,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:12,958 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:19:12,958 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:13,049 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:19:13,057 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:13,057 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:19:13,057 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:19:13,058 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:19:13,058 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:13,058 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:13,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:13,076 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:19:13,077 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:13,172 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:19:13,181 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:13,181 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:19:13,181 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:19:13,182 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:19:13,182 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:13,182 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:13,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:13,201 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:19:13,202 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:13,286 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:19:13,291 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:13,291 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:19:13,291 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:19:13,291 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:19:13,291 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:13,292 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:13,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:13,320 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:19:13,321 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:13,391 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:19:13,399 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:13,400 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:19:13,400 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:19:13,400 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:19:13,400 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:13,400 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:13,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:13,430 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:19:13,430 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:13,506 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:19:13,514 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:13,514 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:19:13,514 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:19:13,515 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:19:13,515 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:13,515 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:13,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:13,534 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:19:13,534 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:13,616 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:19:13,621 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:13,621 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:19:13,621 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:19:13,621 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:19:13,621 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:13,622 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:13,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:13,649 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:19:13,649 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:13,733 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:19:13,739 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:13,740 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:19:13,740 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:19:13,742 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:19:13,743 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:13,743 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:13,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:13,761 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:19:13,761 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:13,842 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:19:13,854 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:13,854 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:19:13,854 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:19:13,855 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:19:13,855 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:13,855 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:13,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:13,872 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:19:13,873 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:13,958 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:19:13,963 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:13,964 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:19:13,964 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:19:13,964 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:19:13,964 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:13,964 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:13,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:13,980 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:19:13,981 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:14,064 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:19:14,069 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:14,069 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:19:14,070 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:19:14,070 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:19:14,070 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:14,070 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:14,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:14,089 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:19:14,090 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:14,181 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:19:14,189 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:14,190 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:19:14,190 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:19:14,190 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:19:14,190 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:14,191 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:14,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:14,222 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:19:14,223 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:14,315 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:19:14,325 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:14,326 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:19:14,326 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:19:14,326 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:19:14,326 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:14,327 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:14,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:14,347 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:19:14,348 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:14,452 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:19:14,459 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:14,460 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:19:14,460 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:19:14,460 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:19:14,460 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:14,461 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:14,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:14,478 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:19:14,479 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:14,559 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:19:14,568 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:14,569 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:19:14,569 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:19:14,569 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:19:14,569 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:14,569 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:14,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:14,588 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:19:14,589 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:14,661 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:19:14,666 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:14,666 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:19:14,666 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:19:14,667 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:19:14,667 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:14,667 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:14,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:14,683 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:19:14,684 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:14,768 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:19:14,775 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:14,775 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:19:14,775 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:19:14,776 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:19:14,776 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:14,776 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:14,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:14,793 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:19:14,794 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:14,875 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:19:14,883 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:14,883 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:19:14,883 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:19:14,883 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:19:14,884 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:14,884 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:14,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:14,902 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:19:14,903 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:14,994 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:19:14,999 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:15,000 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:19:15,000 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:19:15,000 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:19:15,000 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:15,000 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:15,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:15,027 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:19:15,028 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:15,096 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:19:15,101 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:15,102 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:19:15,102 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:19:15,102 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:19:15,102 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:15,102 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:15,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:15,132 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:19:15,134 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:15,207 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:19:15,214 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:15,214 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:19:15,214 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:19:15,215 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:19:15,215 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:15,215 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:15,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:15,234 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:19:15,235 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:15,312 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:19:15,318 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:15,319 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:19:15,319 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:19:15,319 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:19:15,319 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:15,322 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:15,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:15,341 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:19:15,343 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:15,415 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:19:15,420 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:15,421 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:19:15,421 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:19:15,421 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:19:15,421 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:15,421 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:15,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:15,458 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:19:15,469 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:15,547 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:19:15,556 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:15,557 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:19:15,557 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:19:15,558 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:19:15,558 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:15,558 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:15,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:15,577 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:19:15,578 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:15,653 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:19:15,659 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:15,659 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:19:15,659 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:19:15,660 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:19:15,660 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:15,660 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:15,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:15,686 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:19:15,690 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:15,762 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:19:15,768 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:15,769 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:19:15,769 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:19:15,769 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:19:15,770 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:15,770 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:15,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:15,789 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:19:15,790 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:15,874 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:19:15,881 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:15,884 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:19:15,884 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:19:15,885 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:19:15,885 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:15,885 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:15,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:15,917 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:19:15,918 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:16,012 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:19:16,020 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:16,021 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:19:16,022 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:19:16,022 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:19:16,022 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:16,022 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:16,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:16,040 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:19:16,041 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:16,128 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:19:16,135 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:16,135 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:19:16,135 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:19:16,136 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:19:16,136 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:16,136 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:16,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:16,154 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:19:16,154 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:16,236 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:19:16,240 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:16,240 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:19:16,241 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:19:16,241 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:19:16,241 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:16,241 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:16,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:16,255 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:19:16,256 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:16,365 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:19:16,372 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:16,373 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:19:16,373 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:19:16,373 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:19:16,373 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:16,373 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:16,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:16,403 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:19:16,404 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:16,476 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:19:16,482 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:16,483 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:19:16,483 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:19:16,483 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:19:16,483 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:16,483 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:16,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:16,500 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:19:16,504 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:16,573 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:19:16,578 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:16,578 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:19:16,578 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:19:16,579 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:19:16,579 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:16,579 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:16,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:16,596 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:19:16,597 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:16,675 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:19:16,686 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:16,686 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:19:16,686 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:19:16,686 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:19:16,686 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:16,686 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:16,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:16,704 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:19:16,705 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:16,790 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:19:16,795 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:16,795 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:19:16,795 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:19:16,796 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:19:16,796 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:16,796 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:16,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:16,813 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:19:16,814 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:16,900 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:19:16,907 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:16,908 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:19:16,908 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:19:16,908 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:19:16,908 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:16,908 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:16,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:16,941 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:19:16,942 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:17,029 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:19:17,036 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:17,036 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:19:17,036 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:19:17,037 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:19:17,037 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:17,037 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:17,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:17,054 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:19:17,055 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:17,127 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:19:17,133 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:17,134 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:19:17,134 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:19:17,134 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:19:17,134 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:17,134 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:17,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:17,152 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:19:17,153 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:17,230 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:19:17,240 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:17,240 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:19:17,240 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:19:17,241 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:19:17,241 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:17,241 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:17,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:17,259 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:19:17,260 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:17,331 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:19:17,337 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:17,338 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:19:17,338 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:19:17,338 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:19:17,338 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:17,339 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:17,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:17,354 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:19:17,355 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:17,431 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:19:17,438 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:17,438 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:19:17,438 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:19:17,438 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:19:17,439 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:17,439 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:17,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:17,456 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:19:17,457 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:17,535 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:19:17,541 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:17,541 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:19:17,541 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:19:17,542 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:19:17,542 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:17,542 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:17,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:17,559 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:19:17,560 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:17,636 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:19:17,640 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:17,641 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:19:17,641 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:19:17,641 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:19:17,641 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:17,641 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:17,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:17,670 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:19:17,671 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:17,755 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:19:17,762 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:17,762 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:19:17,762 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:19:17,762 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:19:17,763 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:17,763 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:17,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:17,782 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:19:17,783 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:17,874 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:19:17,879 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:17,880 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:19:17,880 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:19:17,880 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:19:17,880 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:17,880 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:17,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:17,898 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:19:17,899 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:17,990 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:19:17,995 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:17,995 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:19:17,995 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:19:17,995 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:19:17,995 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:17,995 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:18,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:18,012 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:19:18,013 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:18,092 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:19:18,099 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:18,099 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:19:18,099 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:19:18,100 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:19:18,100 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:18,100 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:18,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:18,117 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:19:18,118 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:18,207 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:19:18,214 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:18,214 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:19:18,214 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:19:18,215 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:19:18,215 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:18,215 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:18,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:18,232 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:19:18,233 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:18,319 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:19:18,325 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:18,326 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:19:18,326 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:19:18,326 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:19:18,326 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:18,326 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:18,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:18,345 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:19:18,345 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:18,416 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:19:18,454 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:18,454 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:19:18,455 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:19:18,455 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:19:18,455 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:18,455 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:18,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:18,476 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:19:18,477 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:18,564 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:19:18,570 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:18,571 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:19:18,571 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:19:18,571 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:19:18,571 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:18,574 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:18,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:18,601 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:19:18,601 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:18,675 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:19:18,681 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:18,681 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:19:18,681 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:19:18,681 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:19:18,681 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:18,682 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:18,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:18,698 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:19:18,699 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:18,778 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:19:18,785 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:18,785 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:19:18,785 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:19:18,786 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:19:18,786 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:18,786 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:18,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:18,803 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:19:18,804 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:18,878 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:19:18,883 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:18,883 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:19:18,883 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:19:18,883 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:19:18,883 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:18,883 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:18,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:18,903 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:19:18,906 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:19,000 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:19:19,008 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:19,008 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:19:19,008 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:19:19,009 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:19:19,009 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:19,009 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:19,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:19,027 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:19:19,028 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:19,121 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:19:19,128 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:19,128 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:19:19,128 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:19:19,128 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:19:19,129 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:19,129 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:19,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:19,147 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:19:19,148 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:19,242 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:19:19,249 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:19,249 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:19:19,249 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:19:19,250 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:19:19,250 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:19,250 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:19,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:19,267 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:19:19,268 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:19,350 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:19:19,357 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:19,357 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:19:19,357 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:19:19,358 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:19:19,358 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:19,358 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:19,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:19,374 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:19:19,374 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:19,453 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:19:19,459 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:19,459 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:19:19,459 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:19:19,460 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:19:19,460 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:19,460 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:19,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:19,482 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:19:19,482 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:19,577 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:19:19,583 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:19,583 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:19:19,583 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:19:19,584 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:19:19,584 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:19,584 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:19,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:19,602 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:19:19,603 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:19,676 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:19:19,681 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:19,681 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:19:19,681 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:19:19,681 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:19:19,681 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:19,684 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:19,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:19,704 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:19:19,705 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:19,794 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:19:19,802 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:19,803 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:19:19,803 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:19:19,803 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:19:19,803 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:19,803 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:19,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:19,818 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:19:19,819 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:19,899 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:19:19,904 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:19,904 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:19:19,904 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:19:19,904 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:19:19,904 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:19,904 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:19,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:19,919 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:19:19,920 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:20,005 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:19:20,012 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:20,012 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:19:20,019 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:19:20,019 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:19:20,019 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:20,019 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:20,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:20,035 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:19:20,036 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:20,107 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:19:20,112 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:20,112 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:19:20,112 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:19:20,112 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:19:20,112 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:20,113 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:20,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:20,128 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:19:20,128 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:20,233 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:19:20,238 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:20,238 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:19:20,238 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:19:20,238 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:19:20,239 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:20,239 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:20,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:20,258 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:19:20,259 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:20,345 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:19:20,350 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:20,350 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:19:20,350 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:19:20,350 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:19:20,350 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:20,351 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:20,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:20,366 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:19:20,366 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:20,463 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:19:20,470 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:20,470 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:19:20,470 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:19:20,470 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:19:20,471 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:20,471 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:20,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:20,490 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:19:20,491 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:20,578 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:19:20,586 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:20,586 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:19:20,586 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:19:20,587 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:19:20,587 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:20,588 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:20,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:20,608 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:19:20,609 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:20,692 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:19:20,698 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:20,698 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:19:20,699 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:19:20,699 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:19:20,699 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:20,699 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:20,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:20,714 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:19:20,715 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:20,787 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:19:20,791 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:20,792 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:19:20,792 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:19:20,792 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:19:20,792 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:20,792 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:20,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:20,821 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:19:20,822 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:20,888 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:19:20,893 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:20,893 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:19:20,893 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:19:20,893 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:19:20,894 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:20,894 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:20,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:20,923 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:19:20,923 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:20,993 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:19:20,998 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:20,998 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:19:20,998 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:19:20,998 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:19:20,998 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:20,998 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:21,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:21,023 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:19:21,023 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:21,099 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:19:21,105 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:21,105 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:19:21,106 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:19:21,106 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:19:21,106 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:21,106 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:21,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:21,132 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:19:21,132 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:21,222 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:19:21,229 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:21,230 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:19:21,230 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:19:21,230 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:19:21,230 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:21,230 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:21,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:21,249 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:19:21,250 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:21,317 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:19:21,322 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:21,322 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:19:21,322 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:19:21,323 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:19:21,323 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:21,323 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:21,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:21,357 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:19:21,358 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:21,431 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:19:21,436 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:21,436 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:19:21,436 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:19:21,437 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:19:21,437 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:21,437 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:21,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:21,469 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:19:21,470 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:21,559 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:19:21,565 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:21,566 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:19:21,566 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:19:21,566 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:19:21,566 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:21,567 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:21,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:21,585 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:19:21,586 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:21,672 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:19:21,678 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:21,678 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:19:21,678 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:19:21,679 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:19:21,680 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:21,681 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:21,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:21,697 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:19:21,698 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:21,771 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:19:21,775 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:21,775 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:19:21,775 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:19:21,775 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:19:21,776 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:21,776 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:21,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:21,800 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:19:21,801 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:21,879 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:19:21,884 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:21,884 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:19:21,885 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:19:21,885 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:19:21,885 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:21,885 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:21,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:21,906 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:19:21,907 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:21,981 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:19:21,986 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:21,986 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:19:21,986 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:19:21,986 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:19:21,986 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:21,987 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:21,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:22,000 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:19:22,001 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:22,068 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:19:22,073 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:22,073 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:19:22,074 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:19:22,074 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:19:22,074 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:22,074 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:22,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:22,096 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:19:22,097 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:22,162 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:19:22,167 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:22,167 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:19:22,167 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:19:22,168 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:19:22,168 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:22,168 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:22,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:22,185 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:19:22,185 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:22,251 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:19:22,255 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:22,256 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:19:22,256 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:19:22,256 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:19:22,256 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:22,256 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:22,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:22,275 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:19:22,275 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:22,342 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:19:22,347 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:22,347 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:19:22,347 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:19:22,347 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:19:22,347 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:22,347 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:22,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:22,370 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:19:22,371 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:22,439 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:19:22,444 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:22,444 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:19:22,444 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:19:22,444 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:19:22,445 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:22,445 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:22,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:22,466 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:19:22,467 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:22,533 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:19:22,537 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:22,538 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:19:22,538 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:19:22,538 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:19:22,539 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:22,540 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:22,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:22,555 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:19:22,555 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:22,619 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:19:22,624 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:22,624 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:19:22,624 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:19:22,624 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:19:22,624 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:22,625 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:22,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:22,656 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:19:22,657 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:22,745 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:19:22,751 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:22,752 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:19:22,755 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:19:22,755 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:19:22,756 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:22,756 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:22,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:22,779 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:19:22,780 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:22,847 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:19:22,852 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:22,853 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:19:22,853 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:19:22,853 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:19:22,853 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:22,853 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:22,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:22,867 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:19:22,868 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:22,933 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:19:22,937 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:22,938 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:19:22,938 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:19:22,938 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:19:22,938 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:22,939 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:22,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:22,973 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:19:22,974 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:23,066 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:19:23,073 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:23,074 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:19:23,074 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:19:23,074 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:19:23,074 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:23,074 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:23,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:23,093 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:19:23,094 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:23,187 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:19:23,194 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:23,195 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:19:23,195 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:19:23,195 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:19:23,195 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:23,195 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:23,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:23,214 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:19:23,215 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:23,305 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:19:23,312 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:23,312 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:19:23,312 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:19:23,313 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:19:23,313 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:23,313 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:23,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:23,331 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:19:23,332 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:23,419 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:19:23,427 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:23,427 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:19:23,427 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:19:23,428 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:19:23,428 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:23,428 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:23,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:23,447 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:19:23,449 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:23,540 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:19:23,547 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:23,547 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:19:23,547 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:19:23,547 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:19:23,548 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:23,548 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:23,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:23,565 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:19:23,566 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:23,668 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:19:23,676 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:23,676 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:19:23,677 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:19:23,677 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:19:23,677 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:23,677 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:23,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:23,691 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:19:23,692 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:23,760 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:19:23,764 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:23,765 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:19:23,765 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:19:23,765 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:19:23,765 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:23,765 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:23,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:23,787 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:19:23,787 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:23,851 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:19:23,855 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:23,856 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:19:23,856 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:19:23,856 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:19:23,856 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:23,856 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:23,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:23,879 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:19:23,880 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:23,945 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:19:23,949 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:23,949 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:19:23,950 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:19:23,950 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:19:23,950 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:23,950 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:23,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:23,965 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:19:23,965 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:24,032 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:19:24,036 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:24,037 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:19:24,037 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:19:24,037 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:19:24,037 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:24,037 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:24,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:24,053 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:19:24,053 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:24,119 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:19:24,123 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:24,123 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:19:24,123 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:19:24,124 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:19:24,124 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:24,124 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:24,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:24,140 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:19:24,141 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:24,210 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:19:24,216 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:24,216 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:19:24,216 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:19:24,217 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:19:24,217 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:24,217 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:24,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:24,231 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:19:24,231 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:24,296 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:19:24,301 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:24,301 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:19:24,301 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:19:24,302 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:19:24,302 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:24,302 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:24,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:24,334 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:19:24,335 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:24,413 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:19:24,417 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:24,418 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:19:24,418 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:19:24,418 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:19:24,418 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:24,419 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:24,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:24,435 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:19:24,435 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:24,501 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:19:24,506 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:24,506 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:19:24,506 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:19:24,506 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:19:24,506 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:24,506 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:24,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:24,527 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:19:24,527 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:24,592 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:19:24,597 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:24,597 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:19:24,597 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:19:24,597 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:19:24,597 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:24,597 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:24,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:24,611 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:19:24,611 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:24,676 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:19:24,698 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:24,698 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:19:24,698 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:19:24,698 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:19:24,699 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:24,699 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:24,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:24,714 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:19:24,714 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:24,781 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:19:24,785 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:24,786 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:19:24,786 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:19:24,786 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:19:24,786 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:24,786 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:24,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:24,819 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:19:24,819 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:24,904 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:19:24,910 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:24,911 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:19:24,911 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:19:24,911 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:19:24,911 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:24,912 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:24,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:24,928 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:19:24,929 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:25,020 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:19:25,026 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:25,027 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:19:25,027 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:19:25,027 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:19:25,027 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:25,027 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:25,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:25,046 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:19:25,046 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:25,133 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:19:25,140 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:25,140 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:19:25,140 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:19:25,141 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:19:25,141 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:25,141 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:25,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:25,159 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:19:25,160 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:25,246 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:19:25,250 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:25,250 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:19:25,250 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:19:25,251 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:19:25,251 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:25,251 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:25,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:25,268 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:19:25,269 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:25,374 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:19:25,380 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:25,381 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:19:25,381 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:19:25,381 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:19:25,381 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:25,381 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:25,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:25,398 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:19:25,399 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:25,472 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:19:25,480 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:25,480 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:19:25,480 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:19:25,481 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:19:25,481 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:25,481 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:25,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:25,505 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:19:25,505 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:25,583 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:19:25,587 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:25,587 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:19:25,587 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:19:25,588 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:19:25,588 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:25,588 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:25,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:25,604 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:19:25,604 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:25,669 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:19:25,673 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:25,673 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:19:25,674 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:19:25,674 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:19:25,674 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:25,674 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:25,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:25,690 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:19:25,690 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:25,755 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:19:25,759 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:25,759 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:19:25,760 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:19:25,760 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:19:25,760 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:25,760 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:25,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:25,773 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:19:25,774 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:25,839 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:19:25,843 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:25,844 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:19:25,844 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:19:25,844 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:19:25,844 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:25,844 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:25,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:25,860 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:19:25,861 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:25,932 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:19:25,936 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:25,937 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:19:25,937 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:19:25,937 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:19:25,937 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:25,938 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:25,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:25,954 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:19:25,954 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:26,019 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:19:26,023 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:26,023 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:19:26,023 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:19:26,024 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:19:26,024 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:26,024 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:26,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:26,047 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:19:26,048 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:26,139 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:19:26,145 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:26,145 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:19:26,146 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:19:26,146 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:19:26,146 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:26,146 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:26,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:26,165 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:19:26,166 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:26,251 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:19:26,257 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:26,257 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:19:26,257 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:19:26,258 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:19:26,258 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:26,258 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:26,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:26,278 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:19:26,278 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:26,363 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:19:26,369 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:26,370 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:19:26,370 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:19:26,370 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:19:26,370 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:26,370 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:26,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:26,391 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:19:26,392 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:26,469 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:19:26,474 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:26,474 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:19:26,474 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:19:26,474 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:19:26,474 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:26,475 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:26,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:26,497 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:19:26,497 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:26,567 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:19:26,572 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:26,572 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:19:26,572 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:19:26,572 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:19:26,573 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:26,573 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:26,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:26,587 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:19:26,588 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:26,681 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:19:26,685 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:26,686 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:19:26,686 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:19:26,686 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:19:26,686 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:26,686 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:26,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:26,700 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:19:26,701 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:26,768 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:19:26,773 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:26,773 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:19:26,773 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:19:26,773 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:19:26,774 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:26,774 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:26,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:26,790 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:19:26,790 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:26,860 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:19:26,864 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:26,864 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:19:26,865 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:19:26,865 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:19:26,865 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:26,865 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:26,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:26,880 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:19:26,881 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:26,948 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:19:26,953 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:26,953 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:19:26,953 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:19:26,954 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:19:26,954 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:26,954 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:26,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:26,979 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:19:26,980 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:27,065 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:19:27,072 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:27,072 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:19:27,072 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:19:27,073 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:19:27,073 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:27,073 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:27,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:27,096 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:19:27,097 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:27,184 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:19:27,191 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:27,192 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:19:27,192 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:19:27,193 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:19:27,193 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:27,193 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:27,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:27,212 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:19:27,213 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:27,300 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:19:27,307 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:27,307 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:19:27,307 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:19:27,308 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:19:27,308 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:27,308 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:27,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:27,326 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:19:27,327 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:27,414 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:19:27,421 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:27,422 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:19:27,422 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:19:27,422 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:19:27,422 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:27,422 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:27,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:27,442 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:19:27,443 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:27,532 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:19:27,539 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:27,540 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:19:27,540 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:19:27,540 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:19:27,540 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:27,540 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:27,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:27,558 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:19:27,559 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:27,649 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:19:27,656 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:27,656 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:19:27,656 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:19:27,657 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:19:27,657 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:27,658 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:27,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:27,690 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:19:27,690 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:27,775 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:19:27,782 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:27,782 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:19:27,782 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:19:27,783 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:19:27,783 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:27,783 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:27,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:27,801 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:19:27,802 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:27,887 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:19:27,893 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:27,893 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:19:27,894 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:19:27,894 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:19:27,894 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:27,894 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:27,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:27,912 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:19:27,913 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:28,002 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:19:28,008 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:28,008 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:19:28,008 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:19:28,009 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:19:28,009 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:28,009 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:28,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:28,027 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:19:28,028 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:28,116 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:19:28,123 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:28,123 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:19:28,123 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:19:28,124 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:19:28,124 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:28,124 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:28,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:28,142 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:19:28,143 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:28,231 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:19:28,237 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:28,238 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:19:28,238 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:19:28,238 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:19:28,238 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:28,238 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:28,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:28,256 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:19:28,257 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:28,339 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:19:28,344 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:28,344 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:19:28,345 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:19:28,345 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:19:28,345 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:28,345 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:28,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:28,361 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:19:28,362 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:28,428 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:19:28,432 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:28,433 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:19:28,433 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:19:28,433 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:19:28,433 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:28,433 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:28,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:28,455 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:19:28,455 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:28,524 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:19:28,529 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:28,529 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:19:28,529 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:19:28,530 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:19:28,530 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:28,530 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:28,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:28,544 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:19:28,545 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:28,645 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:19:28,651 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:28,651 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:19:28,651 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:19:28,652 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:19:28,652 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:28,652 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:28,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:28,669 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:19:28,670 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:28,756 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:19:28,763 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:28,763 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:19:28,763 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:19:28,764 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:19:28,764 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:28,764 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:28,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:28,781 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:19:28,782 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:28,866 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:19:28,872 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:28,872 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:19:28,872 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:19:28,873 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:19:28,873 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:28,873 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:28,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:28,888 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:19:28,889 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:28,970 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:19:28,976 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:28,976 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:19:28,977 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:19:28,977 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:19:28,977 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:28,977 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:28,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:28,994 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:19:28,995 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:29,074 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:19:29,079 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:29,079 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:19:29,079 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:19:29,079 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:19:29,079 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:29,080 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:29,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:29,096 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:19:29,097 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:29,164 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:19:29,169 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:29,169 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:19:29,169 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:19:29,169 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:19:29,169 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:29,169 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:29,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:29,186 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:19:29,187 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:29,254 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:19:29,258 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:29,258 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:19:29,259 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:19:29,259 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:19:29,259 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:29,259 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:29,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:29,273 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:19:29,274 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:29,341 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:19:29,346 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:29,346 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:19:29,346 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:19:29,346 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:19:29,346 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:29,346 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:29,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:29,368 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:19:29,368 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:29,440 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:19:29,445 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:29,445 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:19:29,446 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:19:29,446 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:19:29,446 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:29,446 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:29,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:29,485 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:19:29,486 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:29,573 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:19:29,580 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:29,580 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:19:29,581 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:19:29,581 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:19:29,581 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:29,581 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:29,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:29,601 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:19:29,602 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:29,671 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:19:29,675 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:29,676 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:19:29,676 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:19:29,676 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:19:29,676 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:29,676 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:29,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:29,690 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:19:29,690 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:29,756 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:19:29,761 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:29,761 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:19:29,761 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:19:29,761 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:19:29,761 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:29,761 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:29,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:29,775 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:19:29,776 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:29,840 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:19:29,845 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:29,845 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:19:29,845 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:19:29,845 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:19:29,845 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:29,846 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:29,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:29,860 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:19:29,860 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:29,949 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:19:29,954 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:29,954 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:19:29,954 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:19:29,954 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:19:29,954 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:29,954 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:29,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:29,968 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:19:29,968 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:30,039 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:19:30,044 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:30,044 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:19:30,044 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:19:30,044 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:19:30,044 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:30,044 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:30,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:30,070 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:19:30,071 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:30,148 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:19:30,153 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:30,153 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:19:30,153 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:19:30,153 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:19:30,153 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:30,153 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:30,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:30,183 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:19:30,183 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:30,249 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:19:30,254 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:30,254 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:19:30,254 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:19:30,254 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:19:30,254 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:30,255 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:30,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:30,278 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:19:30,279 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:30,347 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:19:30,351 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:30,352 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:19:30,352 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:19:30,352 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:19:30,352 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:30,352 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:30,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:30,382 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:19:30,383 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:30,455 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:19:30,459 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:30,459 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:19:30,459 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:19:30,460 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:19:30,460 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:30,460 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:30,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:30,474 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:19:30,474 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:30,547 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:19:30,566 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:30,566 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:19:30,566 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:19:30,566 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:19:30,566 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:30,567 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:30,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:30,584 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:19:30,585 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:30,665 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:19:30,669 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:30,670 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:19:30,670 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:19:30,670 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:19:30,670 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:30,670 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:30,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:30,693 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:19:30,693 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:30,760 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:19:30,765 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:30,765 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:19:30,765 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:19:30,765 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:19:30,765 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:30,765 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:30,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:30,779 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:19:30,779 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:30,864 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:19:30,870 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:30,870 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:19:30,871 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:19:30,871 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:19:30,871 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:30,871 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:30,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:30,891 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:19:30,892 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:30,976 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:19:30,983 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:30,983 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:19:30,983 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:19:30,983 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:19:30,983 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:30,984 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:31,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:31,002 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:19:31,003 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:31,076 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:19:31,081 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:31,081 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:19:31,081 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:19:31,081 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:19:31,081 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:31,081 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:31,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:31,115 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:19:31,116 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:31,194 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:19:31,200 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:31,201 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:19:31,201 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:19:31,201 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:19:31,201 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:31,207 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:31,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:31,225 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:19:31,229 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:31,315 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:19:31,321 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:31,321 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:19:31,322 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:19:31,322 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:19:31,322 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:31,322 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:31,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:31,340 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:19:31,340 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:31,424 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:19:31,431 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:31,432 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:19:31,432 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:19:31,432 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:19:31,432 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:31,433 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:31,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:31,450 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:19:31,451 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:31,534 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:19:31,540 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:31,541 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:19:31,541 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:19:31,542 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:19:31,542 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:31,542 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:31,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:31,560 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:19:31,560 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:31,645 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:19:31,651 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:31,652 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:19:31,652 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:19:31,652 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:19:31,652 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:31,652 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:31,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:31,669 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:19:31,670 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:31,750 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:19:31,756 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:31,757 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:19:31,757 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:19:31,757 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:19:31,757 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:31,757 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:31,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:31,774 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:19:31,775 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:31,856 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:19:31,862 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:31,862 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:19:31,862 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:19:31,863 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:19:31,863 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:31,863 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:31,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:31,880 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:19:31,881 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:31,964 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:19:31,970 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:31,971 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:19:31,971 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:19:31,971 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:19:31,971 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:31,971 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:31,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:31,995 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:19:31,995 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:32,076 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:19:32,082 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:32,082 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:19:32,083 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:19:32,083 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:19:32,083 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:32,083 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:32,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:32,100 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:19:32,100 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:32,173 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:19:32,178 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:32,178 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:19:32,178 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:19:32,178 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:19:32,178 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:32,178 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:32,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:32,200 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:19:32,201 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:32,290 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:19:32,295 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:32,295 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:19:32,295 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:19:32,296 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:19:32,296 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:32,296 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:32,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:32,309 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:19:32,310 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:32,384 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:19:32,391 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:32,391 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:19:32,391 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:19:32,392 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:19:32,392 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:32,392 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:32,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:32,410 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:19:32,411 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:32,503 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:19:32,510 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:32,510 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:19:32,511 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:19:32,511 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:19:32,511 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:32,511 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:32,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:32,530 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:19:32,531 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:32,621 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:19:32,628 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:32,628 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:19:32,628 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:19:32,629 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:19:32,629 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:32,629 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:32,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:32,648 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:19:32,649 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:32,742 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:19:32,749 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:32,749 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:19:32,750 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:19:32,750 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:19:32,750 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:32,750 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:32,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:32,773 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:19:32,774 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:32,861 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:19:32,868 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:32,868 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:19:32,868 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:19:32,868 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:19:32,868 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:32,869 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:32,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:32,887 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:19:32,888 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:32,978 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:19:32,984 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:32,985 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:19:32,985 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:19:32,985 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:19:32,985 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:32,985 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:33,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:33,003 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:19:33,004 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:33,098 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:19:33,105 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:33,106 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:19:33,106 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:19:33,106 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:19:33,106 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:33,106 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:33,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:33,125 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:19:33,126 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:33,215 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:19:33,222 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:33,222 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:19:33,222 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:19:33,223 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:19:33,223 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:33,223 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:33,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:33,241 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:19:33,241 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:33,330 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:19:33,340 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:33,340 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:19:33,340 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:19:33,340 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:19:33,340 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:33,341 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:33,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:33,358 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:19:33,359 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:33,455 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:19:33,462 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:33,462 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:19:33,462 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:19:33,462 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:19:33,463 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:33,463 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:33,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:33,484 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:19:33,485 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:33,558 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:19:33,566 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:33,566 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:19:33,566 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:19:33,566 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:19:33,566 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:33,567 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:33,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:33,594 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:19:33,594 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:33,664 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:19:33,679 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:33,679 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:19:33,679 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:19:33,680 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:19:33,680 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:33,680 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:33,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:33,693 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:19:33,694 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:33,763 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:19:33,768 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:33,768 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:19:33,768 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:19:33,768 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:19:33,768 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:33,768 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:33,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:33,795 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:19:33,796 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:33,874 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:19:33,879 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:33,879 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:19:33,879 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:19:33,879 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:19:33,879 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:33,879 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:33,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:33,897 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:19:33,898 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:33,970 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:19:33,975 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:33,975 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:19:33,975 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:19:33,975 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:19:33,976 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:33,976 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:33,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:33,992 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:19:33,993 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:34,065 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:19:34,070 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:34,070 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:19:34,070 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:19:34,070 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:19:34,070 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:34,070 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:34,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:34,088 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:19:34,089 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:34,158 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:19:34,162 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:34,162 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:19:34,163 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:19:34,163 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:19:34,163 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:34,163 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:34,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:34,177 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:19:34,177 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:34,250 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:19:34,255 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:34,255 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:19:34,255 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:19:34,255 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:19:34,255 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:34,255 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:34,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:34,276 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:19:34,276 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:34,351 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:19:34,359 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:34,359 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:19:34,359 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:19:34,360 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:19:34,360 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:34,360 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:34,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:34,379 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:19:34,379 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:34,468 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:19:34,477 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:34,477 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:19:34,477 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:19:34,478 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:19:34,478 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:34,478 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:34,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:34,492 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:19:34,493 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:34,563 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:19:34,568 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:34,569 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:19:34,569 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:19:34,569 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:19:34,569 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:34,569 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:34,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:34,583 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:19:34,583 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:34,651 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:19:34,656 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:34,656 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:19:34,656 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:19:34,656 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:19:34,657 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:34,657 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:34,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:34,672 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:19:34,673 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:34,743 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:19:34,748 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:34,749 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:19:34,749 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:19:34,749 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:19:34,749 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:34,749 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:34,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:34,772 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:19:34,773 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:34,848 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:19:34,852 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:34,853 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:19:34,853 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:19:34,853 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:19:34,853 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:34,853 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:34,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:34,868 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:19:34,869 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:34,942 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:19:34,946 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:34,947 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:19:34,947 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:19:34,947 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:19:34,947 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:34,947 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:34,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:34,973 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:19:34,974 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:35,074 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:19:35,081 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:35,081 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:19:35,081 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:19:35,082 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:19:35,082 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:35,082 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:35,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:35,100 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:19:35,101 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:35,199 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:19:35,206 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:35,206 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:19:35,206 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:19:35,206 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:19:35,207 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:35,207 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:35,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:35,225 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:19:35,226 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:35,304 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:19:35,309 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:35,309 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:19:35,309 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:19:35,310 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:19:35,310 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:35,310 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:35,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:35,333 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:19:35,334 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:35,430 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:19:35,436 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:35,437 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:19:35,437 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:19:35,438 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:19:35,438 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:35,438 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:35,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:35,457 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:19:35,457 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:35,543 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:19:35,548 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:35,548 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:19:35,548 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:19:35,549 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:19:35,549 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:35,549 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:35,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:35,567 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:19:35,568 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:35,640 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:19:35,645 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:35,645 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:19:35,645 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:19:35,646 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:19:35,646 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:35,646 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:35,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:35,671 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:19:35,671 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:35,761 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:19:35,767 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:35,767 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:19:35,767 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:19:35,768 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:19:35,768 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:35,768 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:35,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:35,788 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:19:35,789 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:35,871 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:19:35,875 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:35,875 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:19:35,875 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:19:35,876 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:19:35,876 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:35,876 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:35,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:35,891 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:19:35,891 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:35,966 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:19:35,970 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:35,971 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:19:35,971 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:19:35,971 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:19:35,971 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:35,971 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:35,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:35,985 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:19:35,986 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:36,054 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:19:36,066 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:36,067 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:19:36,067 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:19:36,067 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:19:36,067 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:36,067 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:36,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:36,081 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:19:36,081 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:36,152 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:19:36,156 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:36,156 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:19:36,156 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:19:36,157 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:19:36,157 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:36,157 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:36,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:36,171 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:19:36,171 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:36,246 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:19:36,251 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:36,251 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:19:36,251 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:19:36,252 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:19:36,252 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:36,252 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:36,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:36,271 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:19:36,271 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:36,344 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:19:36,349 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:36,349 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:19:36,350 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:19:36,350 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:19:36,350 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:36,350 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:36,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:36,366 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:19:36,366 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:36,453 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:19:36,459 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:36,459 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:19:36,459 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:19:36,460 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:19:36,460 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:36,460 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:36,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:36,474 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:19:36,474 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:36,552 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:19:36,556 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:36,556 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:19:36,557 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:19:36,557 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:19:36,557 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:36,557 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:36,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:36,571 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:19:36,571 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:36,642 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:19:36,646 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:36,647 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:19:36,647 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:19:36,647 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:19:36,647 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:36,647 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:36,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:36,666 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:19:36,667 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:36,746 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:19:36,751 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:36,751 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:19:36,751 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:19:36,751 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:19:36,751 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:36,751 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:36,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:36,765 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:19:36,765 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:36,847 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:19:36,854 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:36,854 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:19:36,854 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:19:36,854 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:19:36,855 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:36,855 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:36,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:36,873 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:19:36,874 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:36,959 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:19:36,964 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:36,964 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:19:36,964 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:19:36,965 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:19:36,965 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:36,965 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:36,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:36,981 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:19:36,982 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:37,087 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:19:37,094 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:37,094 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:19:37,094 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:19:37,095 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:19:37,095 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:37,095 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:37,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:37,114 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:19:37,115 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:37,191 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:19:37,196 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:37,196 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:19:37,196 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:19:37,196 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:19:37,196 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:37,197 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:37,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:37,217 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:19:37,218 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:37,305 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:19:37,309 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:37,310 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:19:37,310 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:19:37,310 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:19:37,310 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:37,310 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:37,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:37,333 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:19:37,333 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:37,408 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:19:37,413 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:37,413 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:19:37,413 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:19:37,413 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:19:37,413 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:37,413 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:37,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:37,441 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:19:37,441 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:37,511 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:19:37,516 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:37,516 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:19:37,516 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:19:37,517 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:19:37,517 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:37,517 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:37,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:37,531 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:19:37,532 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:37,603 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:19:37,608 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:37,608 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:19:37,608 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:19:37,609 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:19:37,609 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:37,609 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:37,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:37,626 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:19:37,627 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:37,700 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:19:37,705 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:37,705 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:19:37,705 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:19:37,705 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:19:37,705 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:37,705 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:37,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:37,719 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:19:37,720 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:37,793 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:19:37,797 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:37,797 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:19:37,797 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:19:37,798 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:19:37,798 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:37,798 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:37,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:37,812 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:19:37,812 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:37,891 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:19:37,896 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:37,896 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:19:37,896 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:19:37,897 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:19:37,897 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:37,897 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:37,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:37,912 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:19:37,912 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:37,991 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:19:37,995 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:37,996 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:19:37,996 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:19:37,996 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:19:37,996 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:37,996 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:38,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:38,010 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:19:38,010 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:38,085 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:19:38,089 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:38,090 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:19:38,090 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:19:38,090 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:19:38,090 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:38,090 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:38,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:38,105 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:19:38,106 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:38,178 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:19:38,183 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:38,183 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:19:38,183 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:19:38,183 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:19:38,183 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:38,184 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:38,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:38,206 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:19:38,207 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:38,287 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:19:38,292 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:38,292 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:19:38,292 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:19:38,292 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:19:38,292 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:38,292 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:38,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:38,307 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:19:38,307 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:38,383 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:19:38,387 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:38,388 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:19:38,388 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:19:38,388 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:19:38,388 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:38,388 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:38,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:38,405 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:19:38,405 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:38,500 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:19:38,504 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:38,505 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:19:38,505 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:19:38,505 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:19:38,505 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:38,505 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:38,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:38,530 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:19:38,531 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:38,629 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:19:38,636 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:38,636 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:19:38,636 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:19:38,636 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:19:38,637 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:38,637 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:38,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:38,655 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:19:38,656 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:38,757 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:19:38,763 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:38,764 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:19:38,764 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:19:38,764 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:19:38,764 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:38,765 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:38,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:38,783 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:19:38,784 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:38,862 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:19:38,866 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:38,867 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:19:38,867 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:19:38,867 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:19:38,867 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:38,867 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:38,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:38,882 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:19:38,882 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:38,951 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:19:38,956 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:38,956 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:19:38,956 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:19:38,956 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:19:38,956 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:38,957 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:38,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:38,986 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:19:38,987 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:39,073 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:19:39,080 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:39,080 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:19:39,080 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:19:39,080 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:19:39,080 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:39,081 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:39,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:39,098 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:19:39,099 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:39,184 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:19:39,190 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:39,190 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:19:39,190 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:19:39,191 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:19:39,191 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:39,191 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:39,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:39,209 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:19:39,209 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:39,294 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:19:39,301 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:39,301 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:19:39,301 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:19:39,301 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:19:39,301 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:39,302 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:39,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:39,317 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:19:39,317 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:39,388 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:19:39,393 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:39,393 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:19:39,393 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:19:39,393 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:19:39,393 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:39,393 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:39,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:39,407 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:19:39,408 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:39,483 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:19:39,487 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:39,488 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:19:39,488 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:19:39,488 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:19:39,488 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:39,488 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:39,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:39,502 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:19:39,502 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:39,573 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:19:39,583 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:39,583 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:19:39,583 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:19:39,584 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:19:39,584 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:39,584 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:39,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:39,599 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:19:39,599 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:39,667 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:19:39,672 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:39,672 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:19:39,672 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:19:39,672 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:19:39,672 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:39,672 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:39,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:39,686 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:19:39,686 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:39,770 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:19:39,777 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:39,778 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:19:39,778 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:19:39,778 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:19:39,778 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:39,778 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:39,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:39,796 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:19:39,796 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:39,867 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:19:39,872 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:39,872 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:19:39,872 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:19:39,872 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:19:39,872 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:39,872 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:39,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:39,891 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:19:39,891 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:39,961 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:19:39,965 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:39,965 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:19:39,965 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:19:39,966 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:19:39,966 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:39,966 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:39,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:39,979 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:19:39,980 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:40,052 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:19:40,056 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:40,057 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:19:40,057 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:19:40,057 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:19:40,057 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:40,057 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:40,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:40,081 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:19:40,081 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:40,158 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:19:40,162 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:40,163 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:19:40,163 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:19:40,163 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:19:40,163 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:40,163 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:40,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:40,177 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:19:40,177 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:40,245 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:19:40,250 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:40,250 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:19:40,250 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:19:40,250 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:19:40,250 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:40,250 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:40,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:40,277 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:19:40,277 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:40,367 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:19:40,374 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:40,374 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:19:40,374 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:19:40,374 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:19:40,374 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:40,374 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:40,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:40,393 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:19:40,394 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:40,487 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:19:40,494 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:40,494 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:19:40,494 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:19:40,494 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:19:40,494 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:40,495 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:40,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:40,512 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:19:40,513 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:40,602 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:19:40,609 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:40,610 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:19:40,610 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:19:40,610 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:19:40,610 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:40,610 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:40,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:40,629 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:19:40,630 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:40,726 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:19:40,732 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:40,733 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:19:40,733 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:19:40,733 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:19:40,733 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:40,733 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:40,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:40,748 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:19:40,749 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:40,825 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:19:40,830 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:40,830 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:19:40,830 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:19:40,830 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:19:40,830 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:40,830 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:40,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:40,857 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:19:40,858 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:40,955 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:19:40,961 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:40,962 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:19:40,962 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:19:40,962 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:19:40,962 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:40,962 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:40,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:40,980 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:19:40,980 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:41,059 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:19:41,064 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:41,064 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:19:41,064 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:19:41,064 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:19:41,064 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:41,064 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:41,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:41,079 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:19:41,079 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:41,149 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:19:41,154 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:41,154 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:19:41,154 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:19:41,154 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:19:41,154 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:41,154 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:41,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:41,168 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:19:41,168 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:41,243 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:19:41,247 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:41,248 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:19:41,248 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:19:41,248 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:19:41,248 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:41,248 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:41,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:41,261 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:19:41,262 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:41,331 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:19:41,336 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:41,336 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:19:41,336 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:19:41,336 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:19:41,336 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:41,337 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:41,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:41,367 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:19:41,368 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:41,459 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:19:41,465 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:41,466 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:19:41,466 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:19:41,466 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:19:41,466 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:41,467 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:41,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:41,485 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:19:41,485 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:41,575 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:19:41,582 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:41,582 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:19:41,582 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:19:41,583 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:19:41,583 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:41,583 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:41,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:41,601 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:19:41,601 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:41,679 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:19:41,683 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:41,683 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:19:41,684 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:19:41,684 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:19:41,684 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:41,684 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:41,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:41,697 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:19:41,698 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:41,767 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:19:41,771 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:41,771 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:19:41,771 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:19:41,772 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:19:41,772 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:41,772 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:41,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:41,788 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:19:41,788 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:41,861 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:19:41,881 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:41,882 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:19:41,882 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:19:41,882 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:19:41,882 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:41,882 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:41,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:41,899 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:19:41,900 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:41,990 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:19:41,996 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:41,997 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:19:41,997 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:19:41,997 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:19:41,997 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:41,997 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:42,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:42,015 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:19:42,016 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:42,101 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:19:42,107 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:42,108 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:19:42,108 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:19:42,108 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:19:42,108 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:42,108 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:42,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:42,126 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:19:42,127 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:42,212 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:19:42,219 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:42,219 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:19:42,219 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:19:42,219 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:19:42,220 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:42,220 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:42,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:42,237 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:19:42,238 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:42,316 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:19:42,320 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:42,321 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:19:42,321 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:19:42,321 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:19:42,321 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:42,321 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:42,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:42,335 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:19:42,336 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:42,445 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:19:42,451 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:42,451 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:19:42,452 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:19:42,452 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:19:42,452 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:42,452 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:42,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:42,471 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:19:42,472 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:42,562 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:19:42,568 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:42,569 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:19:42,569 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:19:42,569 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:19:42,569 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:42,569 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:42,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:42,587 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:19:42,588 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:42,676 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:19:42,682 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:42,682 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:19:42,682 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:19:42,683 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:19:42,683 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:42,683 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:42,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:42,701 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:19:42,701 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:42,788 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:19:42,795 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:42,795 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:19:42,795 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:19:42,795 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:19:42,796 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:42,796 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:42,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:42,816 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:19:42,817 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:42,909 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:19:42,915 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:42,916 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:19:42,916 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:19:42,918 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:19:42,918 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:42,919 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:42,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:42,951 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:19:42,952 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:43,046 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:19:43,054 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:43,055 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:19:43,057 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:19:43,059 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:19:43,060 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:43,060 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:43,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:43,092 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:19:43,093 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:43,188 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:19:43,194 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:43,194 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:19:43,195 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:19:43,195 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:19:43,195 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:43,195 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:43,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:43,217 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:19:43,217 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:43,295 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:19:43,300 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:43,300 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:19:43,300 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:19:43,300 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:19:43,300 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:43,301 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:43,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:43,314 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:19:43,314 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:43,383 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:19:43,388 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:43,388 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:19:43,388 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:19:43,388 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:19:43,389 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:43,389 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:43,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:43,402 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:19:43,403 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:43,495 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:19:43,499 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:43,499 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:19:43,499 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:19:43,500 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:19:43,500 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:43,500 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:43,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:43,513 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:19:43,514 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:43,581 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:19:43,586 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:43,586 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:19:43,586 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:19:43,586 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:19:43,586 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:43,586 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:43,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:43,602 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:19:43,602 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:43,672 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:19:43,676 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:43,677 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:19:43,677 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:19:43,677 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:19:43,677 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:43,677 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:43,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:43,691 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:19:43,691 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:43,764 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:19:43,768 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:43,768 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:19:43,768 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:19:43,769 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:19:43,769 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:43,769 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:43,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:43,792 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:19:43,792 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:43,887 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:19:43,894 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:43,894 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:19:43,894 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:19:43,894 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:19:43,894 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:43,895 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:43,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:43,913 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:19:43,914 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:44,015 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:19:44,022 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:44,022 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:19:44,022 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:19:44,023 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:19:44,023 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:44,023 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:44,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:44,041 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:19:44,042 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:44,131 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:19:44,138 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:44,138 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:19:44,138 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:19:44,138 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:19:44,138 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:44,139 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:44,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:44,156 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:19:44,157 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:44,254 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:19:44,261 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:44,261 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:19:44,261 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:19:44,262 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:19:44,262 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:44,262 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:44,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:44,280 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:19:44,280 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:44,369 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:19:44,375 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:44,375 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:19:44,375 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:19:44,376 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:19:44,376 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:44,376 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:44,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:44,394 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:19:44,394 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:44,480 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:19:44,487 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:44,487 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:19:44,487 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:19:44,487 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:19:44,487 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:44,487 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:44,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:44,505 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:19:44,506 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:44,591 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:19:44,596 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:44,596 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:19:44,596 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:19:44,596 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:19:44,596 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:44,596 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:44,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:44,610 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:19:44,610 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:44,678 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:19:44,683 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:44,683 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:19:44,683 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:19:44,683 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:19:44,684 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:44,684 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:44,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:44,707 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:19:44,708 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:44,785 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:19:44,795 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:44,795 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:19:44,795 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:19:44,796 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:19:44,796 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:44,796 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:44,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:44,809 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:19:44,810 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:44,877 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:19:44,882 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:44,882 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:19:44,882 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:19:44,882 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:19:44,882 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:44,882 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:44,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:44,896 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:19:44,896 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:44,963 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:19:44,968 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:44,968 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:19:44,968 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:19:44,968 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:19:44,968 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:44,968 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:44,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:44,993 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:19:44,993 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:45,084 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:19:45,091 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:45,091 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:19:45,091 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:19:45,091 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:19:45,092 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:45,092 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:45,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:45,110 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:19:45,110 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:45,190 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:19:45,195 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:45,195 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:19:45,195 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:19:45,195 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:19:45,195 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:45,196 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:45,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:45,215 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:19:45,215 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:45,303 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:19:45,309 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:45,312 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:19:45,312 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:19:45,312 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:19:45,312 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:45,312 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:45,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:45,331 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:19:45,331 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:45,422 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:19:45,429 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:45,429 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:19:45,429 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:19:45,429 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:19:45,429 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:45,430 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:45,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:45,448 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:19:45,448 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:45,538 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:19:45,545 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:45,545 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:19:45,545 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:19:45,549 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:19:45,550 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:45,550 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:45,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:45,568 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:19:45,568 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:45,656 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:19:45,662 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:45,662 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:19:45,662 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:19:45,663 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:19:45,663 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:45,663 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:45,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:45,681 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:19:45,681 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:45,767 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:19:45,773 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:45,774 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:19:45,774 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:19:45,774 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:19:45,774 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:45,774 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:45,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:45,792 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:19:45,792 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:45,880 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:19:45,886 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:45,887 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:19:45,887 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:19:45,887 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:19:45,887 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:45,887 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:45,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:45,906 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:19:45,907 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:45,999 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:19:46,011 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:46,011 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:19:46,012 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:19:46,012 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:19:46,012 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:46,012 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:46,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:46,030 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:19:46,031 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:46,123 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:19:46,129 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:46,130 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:19:46,130 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:19:46,130 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:19:46,130 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:46,131 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:46,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:46,149 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:19:46,149 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:46,239 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:19:46,243 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:46,244 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-22 23:19:46,244 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:19:46,244 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:19:46,244 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:46,244 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:46,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:46,258 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-22 23:19:46,258 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:46,861 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 3 proven. 1 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:19:51,813 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.23s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2021-11-22 23:19:51,902 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:51,903 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 33 states and 54 transitions. [2021-11-22 23:19:51,903 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-22 23:19:51,903 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-22 23:19:51,903 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:51,904 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:51,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:51,959 INFO L263 TraceCheckSpWp]: Trace formula consists of 86 conjuncts, 24 conjunts are in the unsatisfiable core [2021-11-22 23:19:51,960 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:52,907 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 3 proven. 3 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:19:57,875 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.33s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2021-11-22 23:20:05,242 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 7.25s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2021-11-22 23:20:05,380 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:20:05,380 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 38 states and 66 transitions. [2021-11-22 23:20:05,380 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 66 transitions. [2021-11-22 23:20:05,381 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-22 23:20:05,381 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:20:05,381 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:20:05,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:20:05,400 INFO L263 TraceCheckSpWp]: Trace formula consists of 92 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-22 23:20:05,401 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:20:05,575 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-22 23:20:05,995 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:20:05,995 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 40 states and 73 transitions. [2021-11-22 23:20:05,995 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 73 transitions. [2021-11-22 23:20:05,996 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-22 23:20:05,996 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:20:05,996 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:20:06,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:20:06,025 INFO L263 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 25 conjunts are in the unsatisfiable core [2021-11-22 23:20:06,026 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:20:07,412 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 5 proven. 4 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-22 23:20:15,279 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:20:15,280 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 41 states and 78 transitions. [2021-11-22 23:20:15,280 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 78 transitions. [2021-11-22 23:20:15,280 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-22 23:20:15,280 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:20:15,280 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:20:15,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:20:15,398 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-22 23:20:15,399 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:20:19,274 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 4 proven. 9 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-22 23:20:27,274 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.92s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2021-11-22 23:20:27,465 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:20:27,465 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 49 states and 98 transitions. [2021-11-22 23:20:27,465 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 98 transitions. [2021-11-22 23:20:27,466 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-22 23:20:27,466 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:20:27,466 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:20:27,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:20:27,591 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-22 23:20:27,591 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:20:32,595 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 5 proven. 8 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-22 23:20:52,289 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2021-11-22 23:20:59,391 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 6.42s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2021-11-22 23:21:01,263 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.58s for a HTC check with result VALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2021-11-22 23:21:01,555 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:01,555 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 52 states and 107 transitions. [2021-11-22 23:21:01,555 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 107 transitions. [2021-11-22 23:21:01,556 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-11-22 23:21:01,556 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:01,556 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:01,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:01,589 INFO L263 TraceCheckSpWp]: Trace formula consists of 105 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:21:01,590 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:03,286 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 9 proven. 2 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-11-22 23:21:05,717 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:05,718 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 54 states and 114 transitions. [2021-11-22 23:21:05,718 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 114 transitions. [2021-11-22 23:21:05,718 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-11-22 23:21:05,718 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:05,718 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:05,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:05,775 INFO L263 TraceCheckSpWp]: Trace formula consists of 109 conjuncts, 28 conjunts are in the unsatisfiable core [2021-11-22 23:21:05,776 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:09,303 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 6 proven. 11 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-11-22 23:21:21,635 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:21,636 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 55 states and 119 transitions. [2021-11-22 23:21:21,636 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 119 transitions. [2021-11-22 23:21:21,636 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-11-22 23:21:21,636 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:21,636 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:21,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:21,699 INFO L263 TraceCheckSpWp]: Trace formula consists of 109 conjuncts, 28 conjunts are in the unsatisfiable core [2021-11-22 23:21:21,700 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:24,681 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 7 proven. 10 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-11-22 23:21:36,171 WARN L227 SmtUtils]: Spent 6.21s on a formula simplification. DAG size of input: 150 DAG size of output: 117 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2021-11-22 23:21:41,613 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.30s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2021-11-22 23:21:42,413 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:42,413 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 56 states and 123 transitions. [2021-11-22 23:21:42,413 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 123 transitions. [2021-11-22 23:21:42,413 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-11-22 23:21:42,413 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:42,414 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:43,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:43,053 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 29 conjunts are in the unsatisfiable core [2021-11-22 23:21:43,054 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:59,265 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 7 proven. 16 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-11-22 23:22:11,284 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.03s for a HTC check with result VALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2021-11-22 23:22:12,595 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:12,596 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 59 states and 132 transitions. [2021-11-22 23:22:12,596 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 132 transitions. [2021-11-22 23:22:12,596 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-11-22 23:22:12,596 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:12,596 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:13,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:13,109 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 30 conjunts are in the unsatisfiable core [2021-11-22 23:22:13,110 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:22:33,192 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 6 proven. 17 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-11-22 23:22:36,892 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:36,893 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 139 states to 60 states and 133 transitions. [2021-11-22 23:22:36,893 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 133 transitions. [2021-11-22 23:22:36,893 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-11-22 23:22:36,893 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:36,893 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:37,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:37,077 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 31 conjunts are in the unsatisfiable core [2021-11-22 23:22:37,077 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:23:12,555 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 8 proven. 20 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2021-11-22 23:23:41,215 WARN L227 SmtUtils]: Spent 11.35s on a formula simplification that was a NOOP. DAG size: 322 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2021-11-22 23:23:59,224 WARN L227 SmtUtils]: Spent 13.19s on a formula simplification that was a NOOP. DAG size: 323 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2021-11-22 23:24:08,850 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:24:08,850 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 63 states and 143 transitions. [2021-11-22 23:24:08,850 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 143 transitions. [2021-11-22 23:24:08,851 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-11-22 23:24:08,851 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:24:08,851 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:24:10,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:24:10,991 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 38 conjunts are in the unsatisfiable core [2021-11-22 23:24:10,992 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:26:25,904 WARN L227 SmtUtils]: Spent 16.15s on a formula simplification that was a NOOP. DAG size: 564 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2021-11-22 23:26:55,156 INFO L883 QuantifierPusher]: Run 10 iterations of DualJunctionQuantifierElimination maybe there is a nontermination bug. [2021-11-22 23:27:01,281 INFO L883 QuantifierPusher]: Run 10 iterations of DualJunctionQuantifierElimination maybe there is a nontermination bug. [2021-11-22 23:27:04,963 INFO L883 QuantifierPusher]: Run 10 iterations of DualJunctionQuantifierElimination maybe there is a nontermination bug. [2021-11-22 23:27:15,895 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 8 proven. 26 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2021-11-22 23:27:35,413 WARN L227 SmtUtils]: Spent 16.34s on a formula simplification. DAG size of input: 306 DAG size of output: 281 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2021-11-22 23:27:47,979 WARN L227 SmtUtils]: Spent 6.14s on a formula simplification that was a NOOP. DAG size: 279 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2021-11-22 23:28:42,657 WARN L227 SmtUtils]: Spent 26.31s on a formula simplification that was a NOOP. DAG size: 565 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2021-11-22 23:29:24,491 WARN L227 SmtUtils]: Spent 31.59s on a formula simplification that was a NOOP. DAG size: 742 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2021-11-22 23:30:20,715 WARN L227 SmtUtils]: Spent 38.03s on a formula simplification that was a NOOP. DAG size: 743 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2021-11-22 23:30:24,217 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.46s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2021-11-22 23:30:34,317 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2021-11-22 23:30:45,251 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2021-11-22 23:30:52,732 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 6.34s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2021-11-22 23:31:02,990 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2021-11-22 23:31:04,715 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:04,715 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 159 states to 66 states and 153 transitions. [2021-11-22 23:31:04,716 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 153 transitions. [2021-11-22 23:31:04,716 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-11-22 23:31:04,716 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:04,716 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:06,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:31:06,890 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 42 conjunts are in the unsatisfiable core [2021-11-22 23:31:06,891 INFO L286 TraceCheckSpWp]: Computing forward predicates...