./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/email_spec0_product31.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version aef121e0 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c730880-76fb-4a03-886e-02b9a444bd4c/bin/ukojak-LBtLqBUTdQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c730880-76fb-4a03-886e-02b9a444bd4c/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_2c730880-76fb-4a03-886e-02b9a444bd4c/bin/ukojak-LBtLqBUTdQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c730880-76fb-4a03-886e-02b9a444bd4c/bin/ukojak-LBtLqBUTdQ/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/email_spec0_product31.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c730880-76fb-4a03-886e-02b9a444bd4c/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_2c730880-76fb-4a03-886e-02b9a444bd4c/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 c46ce92d5d51a05028bbc31057066da504d1448a24c04513108ae9144a2ce103 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-22 23:17:33,771 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-22 23:17:33,774 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-22 23:17:33,827 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-22 23:17:33,828 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-22 23:17:33,832 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-22 23:17:33,834 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-22 23:17:33,838 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-22 23:17:33,841 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-22 23:17:33,847 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-22 23:17:33,848 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-22 23:17:33,850 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-22 23:17:33,851 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-22 23:17:33,853 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-22 23:17:33,855 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-22 23:17:33,863 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-22 23:17:33,865 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-22 23:17:33,867 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-22 23:17:33,869 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-22 23:17:33,877 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-22 23:17:33,879 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-22 23:17:33,881 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-22 23:17:33,884 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-22 23:17:33,885 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-22 23:17:33,894 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-22 23:17:33,895 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-22 23:17:33,895 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-22 23:17:33,897 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-22 23:17:33,898 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-22 23:17:33,900 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-22 23:17:33,900 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-22 23:17:33,901 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-22 23:17:33,903 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-22 23:17:33,905 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-22 23:17:33,907 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-22 23:17:33,907 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-22 23:17:33,908 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-22 23:17:33,908 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-22 23:17:33,908 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-22 23:17:33,909 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-22 23:17:33,910 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-22 23:17:33,911 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c730880-76fb-4a03-886e-02b9a444bd4c/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-22 23:17:33,952 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-22 23:17:33,953 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-22 23:17:33,954 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-22 23:17:33,955 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-22 23:17:33,955 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-22 23:17:33,956 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-22 23:17:33,956 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-22 23:17:33,956 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-22 23:17:33,956 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-22 23:17:33,957 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-22 23:17:33,958 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-22 23:17:33,964 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-22 23:17:33,965 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-22 23:17:33,965 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-22 23:17:33,965 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-22 23:17:33,965 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-22 23:17:33,965 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-22 23:17:33,966 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-22 23:17:33,966 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-22 23:17:33,966 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-22 23:17:33,966 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-22 23:17:33,967 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-22 23:17:33,967 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-22 23:17:33,967 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-22 23:17:33,967 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-22 23:17:33,968 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-22 23:17:33,968 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-22 23:17:33,968 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-22 23:17:33,968 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_2c730880-76fb-4a03-886e-02b9a444bd4c/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c730880-76fb-4a03-886e-02b9a444bd4c/bin/ukojak-LBtLqBUTdQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c46ce92d5d51a05028bbc31057066da504d1448a24c04513108ae9144a2ce103 [2021-11-22 23:17:34,281 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-22 23:17:34,302 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-22 23:17:34,305 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-22 23:17:34,306 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-22 23:17:34,307 INFO L275 PluginConnector]: CDTParser initialized [2021-11-22 23:17:34,309 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c730880-76fb-4a03-886e-02b9a444bd4c/bin/ukojak-LBtLqBUTdQ/../../sv-benchmarks/c/product-lines/email_spec0_product31.cil.c [2021-11-22 23:17:34,381 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c730880-76fb-4a03-886e-02b9a444bd4c/bin/ukojak-LBtLqBUTdQ/data/dc1682d16/fa6a6a2f97e542e899107c18677c9319/FLAGa0f8ca1e2 [2021-11-22 23:17:35,006 INFO L306 CDTParser]: Found 1 translation units. [2021-11-22 23:17:35,010 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c730880-76fb-4a03-886e-02b9a444bd4c/sv-benchmarks/c/product-lines/email_spec0_product31.cil.c [2021-11-22 23:17:35,047 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c730880-76fb-4a03-886e-02b9a444bd4c/bin/ukojak-LBtLqBUTdQ/data/dc1682d16/fa6a6a2f97e542e899107c18677c9319/FLAGa0f8ca1e2 [2021-11-22 23:17:35,245 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c730880-76fb-4a03-886e-02b9a444bd4c/bin/ukojak-LBtLqBUTdQ/data/dc1682d16/fa6a6a2f97e542e899107c18677c9319 [2021-11-22 23:17:35,248 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-22 23:17:35,249 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-22 23:17:35,255 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-22 23:17:35,255 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-22 23:17:35,259 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-22 23:17:35,259 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 11:17:35" (1/1) ... [2021-11-22 23:17:35,261 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@44e5bbb0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:17:35, skipping insertion in model container [2021-11-22 23:17:35,261 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 11:17:35" (1/1) ... [2021-11-22 23:17:35,267 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-22 23:17:35,343 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-22 23:17:35,934 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_2c730880-76fb-4a03-886e-02b9a444bd4c/sv-benchmarks/c/product-lines/email_spec0_product31.cil.c[35932,35945] [2021-11-22 23:17:36,057 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-22 23:17:36,069 INFO L203 MainTranslator]: Completed pre-run [2021-11-22 23:17:36,157 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_2c730880-76fb-4a03-886e-02b9a444bd4c/sv-benchmarks/c/product-lines/email_spec0_product31.cil.c[35932,35945] [2021-11-22 23:17:36,210 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-22 23:17:36,247 INFO L208 MainTranslator]: Completed translation [2021-11-22 23:17:36,247 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:17:36 WrapperNode [2021-11-22 23:17:36,247 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-22 23:17:36,249 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-22 23:17:36,249 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-22 23:17:36,249 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-22 23:17:36,258 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:17:36" (1/1) ... [2021-11-22 23:17:36,318 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:17:36" (1/1) ... [2021-11-22 23:17:36,396 INFO L137 Inliner]: procedures = 131, calls = 217, calls flagged for inlining = 61, calls inlined = 56, statements flattened = 1009 [2021-11-22 23:17:36,397 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-22 23:17:36,398 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-22 23:17:36,398 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-22 23:17:36,398 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-22 23:17:36,407 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:17:36" (1/1) ... [2021-11-22 23:17:36,420 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:17:36" (1/1) ... [2021-11-22 23:17:36,426 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:17:36" (1/1) ... [2021-11-22 23:17:36,427 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:17:36" (1/1) ... [2021-11-22 23:17:36,454 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:17:36" (1/1) ... [2021-11-22 23:17:36,466 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:17:36" (1/1) ... [2021-11-22 23:17:36,471 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:17:36" (1/1) ... [2021-11-22 23:17:36,482 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-22 23:17:36,483 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-22 23:17:36,483 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-22 23:17:36,483 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-22 23:17:36,484 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:17:36" (1/1) ... [2021-11-22 23:17:36,498 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-22 23:17:36,531 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c730880-76fb-4a03-886e-02b9a444bd4c/bin/ukojak-LBtLqBUTdQ/z3 [2021-11-22 23:17:36,566 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c730880-76fb-4a03-886e-02b9a444bd4c/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-22 23:17:36,583 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c730880-76fb-4a03-886e-02b9a444bd4c/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-22 23:17:36,624 INFO L130 BoogieDeclarations]: Found specification of procedure getClientPrivateKey [2021-11-22 23:17:36,624 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientPrivateKey [2021-11-22 23:17:36,624 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailEncryptionKey [2021-11-22 23:17:36,625 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailEncryptionKey [2021-11-22 23:17:36,626 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailEncryptionKey [2021-11-22 23:17:36,626 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailEncryptionKey [2021-11-22 23:17:36,626 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailTo [2021-11-22 23:17:36,626 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailTo [2021-11-22 23:17:36,626 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailFrom [2021-11-22 23:17:36,626 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailFrom [2021-11-22 23:17:36,627 INFO L130 BoogieDeclarations]: Found specification of procedure isReadable [2021-11-22 23:17:36,627 INFO L138 BoogieDeclarations]: Found implementation of procedure isReadable [2021-11-22 23:17:36,627 INFO L130 BoogieDeclarations]: Found specification of procedure createClientKeyringEntry [2021-11-22 23:17:36,627 INFO L138 BoogieDeclarations]: Found implementation of procedure createClientKeyringEntry [2021-11-22 23:17:36,628 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsEncrypted [2021-11-22 23:17:36,629 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsEncrypted [2021-11-22 23:17:36,629 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailSignKey [2021-11-22 23:17:36,629 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailSignKey [2021-11-22 23:17:36,629 INFO L130 BoogieDeclarations]: Found specification of procedure chuckKeyAdd [2021-11-22 23:17:36,629 INFO L138 BoogieDeclarations]: Found implementation of procedure chuckKeyAdd [2021-11-22 23:17:36,629 INFO L130 BoogieDeclarations]: Found specification of procedure puts [2021-11-22 23:17:36,630 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailFrom [2021-11-22 23:17:36,630 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailFrom [2021-11-22 23:17:36,630 INFO L130 BoogieDeclarations]: Found specification of procedure setClientId [2021-11-22 23:17:36,630 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientId [2021-11-22 23:17:36,630 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-22 23:17:36,630 INFO L130 BoogieDeclarations]: Found specification of procedure isSigned [2021-11-22 23:17:36,631 INFO L138 BoogieDeclarations]: Found implementation of procedure isSigned [2021-11-22 23:17:36,631 INFO L130 BoogieDeclarations]: Found specification of procedure isKeyPairValid [2021-11-22 23:17:36,631 INFO L138 BoogieDeclarations]: Found implementation of procedure isKeyPairValid [2021-11-22 23:17:36,631 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringUser [2021-11-22 23:17:36,631 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringUser [2021-11-22 23:17:36,631 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringPublicKey [2021-11-22 23:17:36,631 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringPublicKey [2021-11-22 23:17:36,632 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing [2021-11-22 23:17:36,632 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing [2021-11-22 23:17:36,632 INFO L130 BoogieDeclarations]: Found specification of procedure findPublicKey [2021-11-22 23:17:36,632 INFO L138 BoogieDeclarations]: Found implementation of procedure findPublicKey [2021-11-22 23:17:36,632 INFO L130 BoogieDeclarations]: Found specification of procedure sendEmail [2021-11-22 23:17:36,633 INFO L138 BoogieDeclarations]: Found implementation of procedure sendEmail [2021-11-22 23:17:36,633 INFO L130 BoogieDeclarations]: Found specification of procedure isEncrypted [2021-11-22 23:17:36,633 INFO L138 BoogieDeclarations]: Found implementation of procedure isEncrypted [2021-11-22 23:17:36,633 INFO L130 BoogieDeclarations]: Found specification of procedure setClientPrivateKey [2021-11-22 23:17:36,633 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientPrivateKey [2021-11-22 23:17:36,634 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailTo [2021-11-22 23:17:36,634 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailTo [2021-11-22 23:17:36,634 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-22 23:17:36,634 INFO L130 BoogieDeclarations]: Found specification of procedure generateKeyPair [2021-11-22 23:17:36,634 INFO L138 BoogieDeclarations]: Found implementation of procedure generateKeyPair [2021-11-22 23:17:36,635 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-22 23:17:36,635 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-22 23:17:36,916 INFO L236 CfgBuilder]: Building ICFG [2021-11-22 23:17:36,919 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-22 23:17:37,899 INFO L277 CfgBuilder]: Performing block encoding [2021-11-22 23:17:38,380 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-22 23:17:38,380 INFO L301 CfgBuilder]: Removed 1 assume(true) statements. [2021-11-22 23:17:38,386 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 11:17:38 BoogieIcfgContainer [2021-11-22 23:17:38,387 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-22 23:17:38,388 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-22 23:17:38,388 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-22 23:17:38,398 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-22 23:17:38,399 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 11:17:38" (1/1) ... [2021-11-22 23:17:38,412 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-22 23:17:38,503 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:17:38,521 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 267 states to 198 states and 267 transitions. [2021-11-22 23:17:38,522 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states and 267 transitions. [2021-11-22 23:17:38,536 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2021-11-22 23:17:38,536 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:17:38,537 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:17:38,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:17:38,918 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2021-11-22 23:17:39,042 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:17:39,060 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 265 states to 198 states and 265 transitions. [2021-11-22 23:17:39,060 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states and 265 transitions. [2021-11-22 23:17:39,065 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2021-11-22 23:17:39,065 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:17:39,066 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:17:39,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:17:39,194 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2021-11-22 23:17:39,253 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:17:39,256 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 278 states to 200 states and 278 transitions. [2021-11-22 23:17:39,256 INFO L276 IsEmpty]: Start isEmpty. Operand 200 states and 278 transitions. [2021-11-22 23:17:39,266 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2021-11-22 23:17:39,266 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:17:39,267 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:17:39,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:17:39,466 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2021-11-22 23:17:39,563 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:17:39,565 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 291 states to 203 states and 291 transitions. [2021-11-22 23:17:39,566 INFO L276 IsEmpty]: Start isEmpty. Operand 203 states and 291 transitions. [2021-11-22 23:17:39,570 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2021-11-22 23:17:39,570 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:17:39,571 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:17:39,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:17:39,723 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2021-11-22 23:17:39,844 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:17:39,848 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 313 states to 209 states and 313 transitions. [2021-11-22 23:17:39,848 INFO L276 IsEmpty]: Start isEmpty. Operand 209 states and 313 transitions. [2021-11-22 23:17:39,861 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2021-11-22 23:17:39,862 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:17:39,862 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:17:39,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:17:40,011 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2021-11-22 23:17:40,281 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:17:40,284 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 329 states to 214 states and 329 transitions. [2021-11-22 23:17:40,285 INFO L276 IsEmpty]: Start isEmpty. Operand 214 states and 329 transitions. [2021-11-22 23:17:40,290 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2021-11-22 23:17:40,290 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:17:40,291 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:17:40,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:17:40,407 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2021-11-22 23:17:40,603 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:17:40,606 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 342 states to 218 states and 342 transitions. [2021-11-22 23:17:40,607 INFO L276 IsEmpty]: Start isEmpty. Operand 218 states and 342 transitions. [2021-11-22 23:17:40,610 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2021-11-22 23:17:40,610 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:17:40,611 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:17:40,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:17:40,731 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2021-11-22 23:17:40,755 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:17:40,758 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 348 states to 222 states and 348 transitions. [2021-11-22 23:17:40,759 INFO L276 IsEmpty]: Start isEmpty. Operand 222 states and 348 transitions. [2021-11-22 23:17:40,763 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2021-11-22 23:17:40,764 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:17:40,765 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:17:40,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:17:40,860 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2021-11-22 23:17:41,263 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:17:41,265 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 368 states to 229 states and 368 transitions. [2021-11-22 23:17:41,265 INFO L276 IsEmpty]: Start isEmpty. Operand 229 states and 368 transitions. [2021-11-22 23:17:41,267 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2021-11-22 23:17:41,267 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:17:41,267 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:17:41,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:17:41,349 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2021-11-22 23:17:41,658 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:17:41,660 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 386 states to 234 states and 386 transitions. [2021-11-22 23:17:41,661 INFO L276 IsEmpty]: Start isEmpty. Operand 234 states and 386 transitions. [2021-11-22 23:17:41,662 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2021-11-22 23:17:41,662 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:17:41,663 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:17:41,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:17:41,751 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2021-11-22 23:17:42,431 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:17:42,433 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 411 states to 243 states and 411 transitions. [2021-11-22 23:17:42,433 INFO L276 IsEmpty]: Start isEmpty. Operand 243 states and 411 transitions. [2021-11-22 23:17:42,435 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2021-11-22 23:17:42,435 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:17:42,435 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:17:42,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:17:42,520 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2021-11-22 23:17:42,576 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:17:42,577 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 418 states to 248 states and 418 transitions. [2021-11-22 23:17:42,578 INFO L276 IsEmpty]: Start isEmpty. Operand 248 states and 418 transitions. [2021-11-22 23:17:42,579 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2021-11-22 23:17:42,579 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:17:42,580 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:17:42,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:17:42,706 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2021-11-22 23:17:43,496 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:17:43,498 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 446 states to 259 states and 446 transitions. [2021-11-22 23:17:43,498 INFO L276 IsEmpty]: Start isEmpty. Operand 259 states and 446 transitions. [2021-11-22 23:17:43,500 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2021-11-22 23:17:43,500 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:17:43,501 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:17:43,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:17:43,603 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2021-11-22 23:17:43,799 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:17:43,803 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 457 states to 265 states and 457 transitions. [2021-11-22 23:17:43,805 INFO L276 IsEmpty]: Start isEmpty. Operand 265 states and 457 transitions. [2021-11-22 23:17:43,807 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2021-11-22 23:17:43,808 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:17:43,809 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:17:43,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:17:43,880 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2021-11-22 23:17:44,276 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:17:44,278 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 473 states to 270 states and 473 transitions. [2021-11-22 23:17:44,278 INFO L276 IsEmpty]: Start isEmpty. Operand 270 states and 473 transitions. [2021-11-22 23:17:44,280 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2021-11-22 23:17:44,280 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:17:44,280 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:17:44,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:17:45,255 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 5 proven. 6 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2021-11-22 23:17:47,519 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:17:47,521 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 610 states to 314 states and 585 transitions. [2021-11-22 23:17:47,522 INFO L276 IsEmpty]: Start isEmpty. Operand 314 states and 585 transitions. [2021-11-22 23:17:47,530 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2021-11-22 23:17:47,530 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:17:47,530 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:17:47,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:17:47,592 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2021-11-22 23:17:47,889 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:17:47,891 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 620 states to 316 states and 595 transitions. [2021-11-22 23:17:47,892 INFO L276 IsEmpty]: Start isEmpty. Operand 316 states and 595 transitions. [2021-11-22 23:17:47,894 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2021-11-22 23:17:47,894 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:17:47,894 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:17:47,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:17:48,022 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2021-11-22 23:17:48,686 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:17:48,691 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 652 states to 325 states and 627 transitions. [2021-11-22 23:17:48,691 INFO L276 IsEmpty]: Start isEmpty. Operand 325 states and 627 transitions. [2021-11-22 23:17:48,693 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2021-11-22 23:17:48,694 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:17:48,694 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:17:48,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:17:48,746 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2021-11-22 23:17:49,496 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:17:49,501 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 659 states to 329 states and 634 transitions. [2021-11-22 23:17:49,506 INFO L276 IsEmpty]: Start isEmpty. Operand 329 states and 634 transitions. [2021-11-22 23:17:49,511 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2021-11-22 23:17:49,511 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:17:49,512 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:17:49,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:17:49,589 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2021-11-22 23:17:49,911 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:17:49,914 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 667 states to 333 states and 642 transitions. [2021-11-22 23:17:49,914 INFO L276 IsEmpty]: Start isEmpty. Operand 333 states and 642 transitions. [2021-11-22 23:17:49,916 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2021-11-22 23:17:49,916 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:17:49,917 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:17:49,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:17:50,070 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2021-11-22 23:17:51,837 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:17:51,840 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 697 states to 346 states and 672 transitions. [2021-11-22 23:17:51,841 INFO L276 IsEmpty]: Start isEmpty. Operand 346 states and 672 transitions. [2021-11-22 23:17:51,843 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2021-11-22 23:17:51,843 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:17:51,843 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:17:51,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:17:51,897 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2021-11-22 23:17:52,465 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:17:52,468 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 713 states to 351 states and 688 transitions. [2021-11-22 23:17:52,468 INFO L276 IsEmpty]: Start isEmpty. Operand 351 states and 688 transitions. [2021-11-22 23:17:52,469 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2021-11-22 23:17:52,469 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:17:52,470 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:17:52,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:17:52,523 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2021-11-22 23:17:53,592 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:17:53,594 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 731 states to 358 states and 706 transitions. [2021-11-22 23:17:53,594 INFO L276 IsEmpty]: Start isEmpty. Operand 358 states and 706 transitions. [2021-11-22 23:17:53,596 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2021-11-22 23:17:53,596 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:17:53,597 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:17:53,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:17:53,690 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2021-11-22 23:17:54,226 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:17:54,228 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 739 states to 362 states and 714 transitions. [2021-11-22 23:17:54,229 INFO L276 IsEmpty]: Start isEmpty. Operand 362 states and 714 transitions. [2021-11-22 23:17:54,231 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2021-11-22 23:17:54,231 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:17:54,231 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:17:54,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:17:54,396 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2021-11-22 23:17:56,727 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:17:56,730 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 788 states to 377 states and 763 transitions. [2021-11-22 23:17:56,730 INFO L276 IsEmpty]: Start isEmpty. Operand 377 states and 763 transitions. [2021-11-22 23:17:56,733 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2021-11-22 23:17:56,741 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:17:56,741 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:17:56,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:17:56,839 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2021-11-22 23:17:57,102 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:17:57,105 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 789 states to 378 states and 764 transitions. [2021-11-22 23:17:57,105 INFO L276 IsEmpty]: Start isEmpty. Operand 378 states and 764 transitions. [2021-11-22 23:17:57,107 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2021-11-22 23:17:57,108 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:17:57,108 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:17:57,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:17:57,166 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2021-11-22 23:17:58,001 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:17:58,004 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 805 states to 383 states and 780 transitions. [2021-11-22 23:17:58,004 INFO L276 IsEmpty]: Start isEmpty. Operand 383 states and 780 transitions. [2021-11-22 23:17:58,006 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2021-11-22 23:17:58,006 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:17:58,006 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:17:58,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:17:58,061 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2021-11-22 23:17:59,422 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:17:59,425 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 823 states to 390 states and 798 transitions. [2021-11-22 23:17:59,426 INFO L276 IsEmpty]: Start isEmpty. Operand 390 states and 798 transitions. [2021-11-22 23:17:59,428 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2021-11-22 23:17:59,429 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:17:59,429 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:17:59,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:17:59,530 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2021-11-22 23:17:59,572 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:17:59,575 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 832 states to 395 states and 807 transitions. [2021-11-22 23:17:59,575 INFO L276 IsEmpty]: Start isEmpty. Operand 395 states and 807 transitions. [2021-11-22 23:17:59,577 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2021-11-22 23:17:59,577 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:17:59,578 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:17:59,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:17:59,641 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2021-11-22 23:17:59,675 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:17:59,678 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 840 states to 400 states and 815 transitions. [2021-11-22 23:17:59,678 INFO L276 IsEmpty]: Start isEmpty. Operand 400 states and 815 transitions. [2021-11-22 23:17:59,680 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2021-11-22 23:17:59,681 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:17:59,681 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:17:59,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:00,014 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2021-11-22 23:18:01,821 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:01,824 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 876 states to 410 states and 851 transitions. [2021-11-22 23:18:01,824 INFO L276 IsEmpty]: Start isEmpty. Operand 410 states and 851 transitions. [2021-11-22 23:18:01,826 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2021-11-22 23:18:01,826 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:01,826 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:01,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:04,017 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2021-11-22 23:18:15,649 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:15,652 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 996 states to 441 states and 954 transitions. [2021-11-22 23:18:15,652 INFO L276 IsEmpty]: Start isEmpty. Operand 441 states and 954 transitions. [2021-11-22 23:18:15,654 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2021-11-22 23:18:15,654 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:15,655 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:15,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:15,732 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2021-11-22 23:18:16,087 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:16,090 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1009 states to 443 states and 967 transitions. [2021-11-22 23:18:16,090 INFO L276 IsEmpty]: Start isEmpty. Operand 443 states and 967 transitions. [2021-11-22 23:18:16,093 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2021-11-22 23:18:16,093 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:16,094 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:16,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:16,141 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2021-11-22 23:18:16,401 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:16,404 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1016 states to 447 states and 974 transitions. [2021-11-22 23:18:16,405 INFO L276 IsEmpty]: Start isEmpty. Operand 447 states and 974 transitions. [2021-11-22 23:18:16,410 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2021-11-22 23:18:16,410 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:16,410 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:16,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:16,639 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2021-11-22 23:18:17,125 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:17,128 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1028 states to 449 states and 986 transitions. [2021-11-22 23:18:17,129 INFO L276 IsEmpty]: Start isEmpty. Operand 449 states and 986 transitions. [2021-11-22 23:18:17,131 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2021-11-22 23:18:17,131 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:17,132 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:17,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:17,331 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2021-11-22 23:18:20,720 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:20,723 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1061 states to 460 states and 1019 transitions. [2021-11-22 23:18:20,723 INFO L276 IsEmpty]: Start isEmpty. Operand 460 states and 1019 transitions. [2021-11-22 23:18:20,727 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2021-11-22 23:18:20,727 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:20,727 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:20,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:20,972 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2021-11-22 23:18:26,011 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:26,014 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1118 states to 477 states and 1076 transitions. [2021-11-22 23:18:26,014 INFO L276 IsEmpty]: Start isEmpty. Operand 477 states and 1076 transitions. [2021-11-22 23:18:26,017 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2021-11-22 23:18:26,017 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:26,017 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:26,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:26,140 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 5 proven. 6 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2021-11-22 23:18:27,067 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:27,069 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1131 states to 483 states and 1089 transitions. [2021-11-22 23:18:27,070 INFO L276 IsEmpty]: Start isEmpty. Operand 483 states and 1089 transitions. [2021-11-22 23:18:27,072 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2021-11-22 23:18:27,072 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:27,073 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:27,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:27,122 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2021-11-22 23:18:29,170 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:29,173 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1142 states to 489 states and 1100 transitions. [2021-11-22 23:18:29,173 INFO L276 IsEmpty]: Start isEmpty. Operand 489 states and 1100 transitions. [2021-11-22 23:18:29,176 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2021-11-22 23:18:29,176 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:29,176 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:29,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:29,491 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2021-11-22 23:18:35,654 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:35,657 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1223 states to 508 states and 1181 transitions. [2021-11-22 23:18:35,657 INFO L276 IsEmpty]: Start isEmpty. Operand 508 states and 1181 transitions. [2021-11-22 23:18:35,659 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2021-11-22 23:18:35,660 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:35,660 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:35,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:35,816 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2021-11-22 23:18:35,864 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:35,867 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1230 states to 513 states and 1188 transitions. [2021-11-22 23:18:35,867 INFO L276 IsEmpty]: Start isEmpty. Operand 513 states and 1188 transitions. [2021-11-22 23:18:35,870 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2021-11-22 23:18:35,871 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:35,871 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:35,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:36,015 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2021-11-22 23:18:37,686 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:37,689 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1248 states to 519 states and 1206 transitions. [2021-11-22 23:18:37,689 INFO L276 IsEmpty]: Start isEmpty. Operand 519 states and 1206 transitions. [2021-11-22 23:18:37,692 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2021-11-22 23:18:37,692 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:37,693 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:37,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:37,933 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2021-11-22 23:18:44,526 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:44,529 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1329 states to 540 states and 1287 transitions. [2021-11-22 23:18:44,530 INFO L276 IsEmpty]: Start isEmpty. Operand 540 states and 1287 transitions. [2021-11-22 23:18:44,532 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2021-11-22 23:18:44,533 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:44,533 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:44,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:44,578 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2021-11-22 23:18:46,273 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:46,276 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1351 states to 545 states and 1309 transitions. [2021-11-22 23:18:46,277 INFO L276 IsEmpty]: Start isEmpty. Operand 545 states and 1309 transitions. [2021-11-22 23:18:46,280 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2021-11-22 23:18:46,280 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:46,281 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:46,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:46,330 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2021-11-22 23:18:48,244 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:48,247 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1373 states to 552 states and 1331 transitions. [2021-11-22 23:18:48,247 INFO L276 IsEmpty]: Start isEmpty. Operand 552 states and 1331 transitions. [2021-11-22 23:18:48,250 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2021-11-22 23:18:48,251 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:48,251 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:48,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:48,301 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2021-11-22 23:18:48,672 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:48,675 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1373 states to 553 states and 1331 transitions. [2021-11-22 23:18:48,675 INFO L276 IsEmpty]: Start isEmpty. Operand 553 states and 1331 transitions. [2021-11-22 23:18:48,678 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2021-11-22 23:18:48,678 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:48,679 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:48,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:48,722 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2021-11-22 23:18:49,322 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:49,324 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1382 states to 555 states and 1340 transitions. [2021-11-22 23:18:49,324 INFO L276 IsEmpty]: Start isEmpty. Operand 555 states and 1340 transitions. [2021-11-22 23:18:49,326 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2021-11-22 23:18:49,326 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:49,326 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:49,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:49,379 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2021-11-22 23:18:52,892 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:52,895 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1404 states to 565 states and 1362 transitions. [2021-11-22 23:18:52,895 INFO L276 IsEmpty]: Start isEmpty. Operand 565 states and 1362 transitions. [2021-11-22 23:18:52,902 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2021-11-22 23:18:52,902 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:52,902 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:52,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:52,958 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2021-11-22 23:18:56,632 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:56,634 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1440 states to 574 states and 1398 transitions. [2021-11-22 23:18:56,635 INFO L276 IsEmpty]: Start isEmpty. Operand 574 states and 1398 transitions. [2021-11-22 23:18:56,637 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2021-11-22 23:18:56,637 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:56,638 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:56,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:56,892 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2021-11-22 23:19:05,045 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:05,048 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1528 states to 597 states and 1486 transitions. [2021-11-22 23:19:05,048 INFO L276 IsEmpty]: Start isEmpty. Operand 597 states and 1486 transitions. [2021-11-22 23:19:05,050 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2021-11-22 23:19:05,051 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:05,051 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:05,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:05,112 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2021-11-22 23:19:07,865 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:07,869 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1555 states to 605 states and 1513 transitions. [2021-11-22 23:19:07,869 INFO L276 IsEmpty]: Start isEmpty. Operand 605 states and 1513 transitions. [2021-11-22 23:19:07,872 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2021-11-22 23:19:07,872 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:07,872 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:07,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:07,959 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2021-11-22 23:19:09,113 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:09,115 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1571 states to 608 states and 1529 transitions. [2021-11-22 23:19:09,115 INFO L276 IsEmpty]: Start isEmpty. Operand 608 states and 1529 transitions. [2021-11-22 23:19:09,118 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2021-11-22 23:19:09,118 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:09,118 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:09,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:09,163 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2021-11-22 23:19:12,921 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:12,923 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1604 states to 617 states and 1562 transitions. [2021-11-22 23:19:12,924 INFO L276 IsEmpty]: Start isEmpty. Operand 617 states and 1562 transitions. [2021-11-22 23:19:12,926 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2021-11-22 23:19:12,926 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:12,926 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:12,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:12,970 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2021-11-22 23:19:15,569 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:15,571 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1632 states to 626 states and 1590 transitions. [2021-11-22 23:19:15,571 INFO L276 IsEmpty]: Start isEmpty. Operand 626 states and 1590 transitions. [2021-11-22 23:19:15,574 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2021-11-22 23:19:15,574 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:15,574 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:15,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:15,622 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2021-11-22 23:19:16,878 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:16,881 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1637 states to 628 states and 1595 transitions. [2021-11-22 23:19:16,881 INFO L276 IsEmpty]: Start isEmpty. Operand 628 states and 1595 transitions. [2021-11-22 23:19:16,883 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2021-11-22 23:19:16,884 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:16,884 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:16,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:16,931 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2021-11-22 23:19:22,573 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:22,575 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1675 states to 641 states and 1633 transitions. [2021-11-22 23:19:22,575 INFO L276 IsEmpty]: Start isEmpty. Operand 641 states and 1633 transitions. [2021-11-22 23:19:22,578 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2021-11-22 23:19:22,578 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:22,578 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:22,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:22,624 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2021-11-22 23:19:23,534 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:23,535 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1693 states to 646 states and 1651 transitions. [2021-11-22 23:19:23,536 INFO L276 IsEmpty]: Start isEmpty. Operand 646 states and 1651 transitions. [2021-11-22 23:19:23,538 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2021-11-22 23:19:23,538 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:23,539 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:23,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:23,764 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2021-11-22 23:19:26,500 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:26,501 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1729 states to 655 states and 1687 transitions. [2021-11-22 23:19:26,501 INFO L276 IsEmpty]: Start isEmpty. Operand 655 states and 1687 transitions. [2021-11-22 23:19:26,503 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2021-11-22 23:19:26,503 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:26,504 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:26,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:26,549 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2021-11-22 23:19:27,203 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:27,204 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1746 states to 657 states and 1704 transitions. [2021-11-22 23:19:27,204 INFO L276 IsEmpty]: Start isEmpty. Operand 657 states and 1704 transitions. [2021-11-22 23:19:27,206 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2021-11-22 23:19:27,206 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:27,206 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:27,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:27,250 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2021-11-22 23:19:27,566 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:27,568 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1750 states to 659 states and 1708 transitions. [2021-11-22 23:19:27,568 INFO L276 IsEmpty]: Start isEmpty. Operand 659 states and 1708 transitions. [2021-11-22 23:19:27,571 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2021-11-22 23:19:27,571 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:27,571 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:27,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:27,617 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2021-11-22 23:19:29,422 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:29,424 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1760 states to 664 states and 1718 transitions. [2021-11-22 23:19:29,424 INFO L276 IsEmpty]: Start isEmpty. Operand 664 states and 1718 transitions. [2021-11-22 23:19:29,426 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2021-11-22 23:19:29,426 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:29,426 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:29,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:29,479 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2021-11-22 23:19:29,517 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:29,518 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1762 states to 666 states and 1720 transitions. [2021-11-22 23:19:29,518 INFO L276 IsEmpty]: Start isEmpty. Operand 666 states and 1720 transitions. [2021-11-22 23:19:29,520 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2021-11-22 23:19:29,520 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:29,520 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:29,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:29,632 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2021-11-22 23:19:33,463 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:33,465 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1799 states to 676 states and 1757 transitions. [2021-11-22 23:19:33,465 INFO L276 IsEmpty]: Start isEmpty. Operand 676 states and 1757 transitions. [2021-11-22 23:19:33,468 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2021-11-22 23:19:33,468 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:33,469 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:33,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:33,741 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 14 proven. 3 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2021-11-22 23:19:36,583 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:36,585 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1839 states to 682 states and 1797 transitions. [2021-11-22 23:19:36,585 INFO L276 IsEmpty]: Start isEmpty. Operand 682 states and 1797 transitions. [2021-11-22 23:19:36,586 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2021-11-22 23:19:36,587 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:36,587 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:36,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:36,645 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 14 proven. 3 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2021-11-22 23:19:38,172 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:38,173 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1871 states to 687 states and 1829 transitions. [2021-11-22 23:19:38,174 INFO L276 IsEmpty]: Start isEmpty. Operand 687 states and 1829 transitions. [2021-11-22 23:19:38,176 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2021-11-22 23:19:38,176 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:38,177 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 23:19:38,240 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 14 proven. 3 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2021-11-22 23:19:38,558 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:38,559 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1884 states to 689 states and 1842 transitions. [2021-11-22 23:19:38,560 INFO L276 IsEmpty]: Start isEmpty. Operand 689 states and 1842 transitions. [2021-11-22 23:19:38,561 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2021-11-22 23:19:38,561 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:38,562 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:38,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:38,622 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 14 proven. 3 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2021-11-22 23:19:39,255 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:39,257 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1901 states to 691 states and 1859 transitions. [2021-11-22 23:19:39,257 INFO L276 IsEmpty]: Start isEmpty. Operand 691 states and 1859 transitions. [2021-11-22 23:19:39,259 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2021-11-22 23:19:39,259 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:39,259 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:39,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:39,626 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2021-11-22 23:19:39,685 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:39,687 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1914 states to 695 states and 1872 transitions. [2021-11-22 23:19:39,688 INFO L276 IsEmpty]: Start isEmpty. Operand 695 states and 1872 transitions. [2021-11-22 23:19:39,690 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2021-11-22 23:19:39,690 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:39,691 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:39,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:39,758 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2021-11-22 23:19:44,599 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:44,602 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1947 states to 705 states and 1905 transitions. [2021-11-22 23:19:44,602 INFO L276 IsEmpty]: Start isEmpty. Operand 705 states and 1905 transitions. [2021-11-22 23:19:44,604 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2021-11-22 23:19:44,604 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:44,604 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:44,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:44,671 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2021-11-22 23:19:46,574 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:46,576 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1969 states to 709 states and 1927 transitions. [2021-11-22 23:19:46,576 INFO L276 IsEmpty]: Start isEmpty. Operand 709 states and 1927 transitions. [2021-11-22 23:19:46,578 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2021-11-22 23:19:46,578 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:46,579 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:46,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:46,637 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2021-11-22 23:19:48,365 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:48,367 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1978 states to 712 states and 1936 transitions. [2021-11-22 23:19:48,367 INFO L276 IsEmpty]: Start isEmpty. Operand 712 states and 1936 transitions. [2021-11-22 23:19:48,370 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2021-11-22 23:19:48,370 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:48,370 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:48,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:48,493 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 5 proven. 6 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2021-11-22 23:19:48,586 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:48,588 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1986 states to 717 states and 1944 transitions. [2021-11-22 23:19:48,589 INFO L276 IsEmpty]: Start isEmpty. Operand 717 states and 1944 transitions. [2021-11-22 23:19:48,592 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2021-11-22 23:19:48,592 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:48,592 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:48,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:48,636 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2021-11-22 23:19:51,550 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:51,552 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2006 states to 724 states and 1964 transitions. [2021-11-22 23:19:51,552 INFO L276 IsEmpty]: Start isEmpty. Operand 724 states and 1964 transitions. [2021-11-22 23:19:51,554 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2021-11-22 23:19:51,554 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:51,555 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:51,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:51,670 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 5 proven. 6 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2021-11-22 23:19:51,988 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:51,990 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2017 states to 728 states and 1975 transitions. [2021-11-22 23:19:51,990 INFO L276 IsEmpty]: Start isEmpty. Operand 728 states and 1975 transitions. [2021-11-22 23:19:51,993 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2021-11-22 23:19:51,993 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:51,994 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:52,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:52,363 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 15 proven. 3 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2021-11-22 23:19:56,258 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:56,260 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2041 states to 737 states and 1999 transitions. [2021-11-22 23:19:56,261 INFO L276 IsEmpty]: Start isEmpty. Operand 737 states and 1999 transitions. [2021-11-22 23:19:56,263 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2021-11-22 23:19:56,264 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:56,264 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:56,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:56,308 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2021-11-22 23:19:57,103 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:57,104 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2046 states to 739 states and 2004 transitions. [2021-11-22 23:19:57,104 INFO L276 IsEmpty]: Start isEmpty. Operand 739 states and 2004 transitions. [2021-11-22 23:19:57,106 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2021-11-22 23:19:57,106 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:57,107 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:57,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:57,144 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2021-11-22 23:20:03,351 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:20:03,353 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2081 states to 753 states and 2039 transitions. [2021-11-22 23:20:03,353 INFO L276 IsEmpty]: Start isEmpty. Operand 753 states and 2039 transitions. [2021-11-22 23:20:03,356 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2021-11-22 23:20:03,357 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:20:03,357 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:20:03,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:20:03,428 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 15 proven. 3 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2021-11-22 23:20:05,759 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:20:05,761 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2090 states to 758 states and 2048 transitions. [2021-11-22 23:20:05,761 INFO L276 IsEmpty]: Start isEmpty. Operand 758 states and 2048 transitions. [2021-11-22 23:20:05,764 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2021-11-22 23:20:05,764 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:20:05,764 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:20:05,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:20:05,809 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2021-11-22 23:20:09,121 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:20:09,122 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2126 states to 767 states and 2084 transitions. [2021-11-22 23:20:09,122 INFO L276 IsEmpty]: Start isEmpty. Operand 767 states and 2084 transitions. [2021-11-22 23:20:09,124 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2021-11-22 23:20:09,124 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:20:09,125 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:20:09,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:20:09,167 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2021-11-22 23:20:10,158 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:20:10,159 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2142 states to 769 states and 2100 transitions. [2021-11-22 23:20:10,159 INFO L276 IsEmpty]: Start isEmpty. Operand 769 states and 2100 transitions. [2021-11-22 23:20:10,161 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2021-11-22 23:20:10,161 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:20:10,162 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:20:10,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:20:10,200 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2021-11-22 23:20:11,788 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:20:11,789 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2152 states to 774 states and 2110 transitions. [2021-11-22 23:20:11,790 INFO L276 IsEmpty]: Start isEmpty. Operand 774 states and 2110 transitions. [2021-11-22 23:20:11,791 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2021-11-22 23:20:11,792 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:20:11,792 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:20:11,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:20:11,958 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2021-11-22 23:20:15,570 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:20:15,571 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2186 states to 782 states and 2144 transitions. [2021-11-22 23:20:15,571 INFO L276 IsEmpty]: Start isEmpty. Operand 782 states and 2144 transitions. [2021-11-22 23:20:15,573 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2021-11-22 23:20:15,573 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:20:15,573 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:20:15,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:20:15,614 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2021-11-22 23:20:15,670 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:20:15,672 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2197 states to 787 states and 2155 transitions. [2021-11-22 23:20:15,673 INFO L276 IsEmpty]: Start isEmpty. Operand 787 states and 2155 transitions. [2021-11-22 23:20:15,675 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2021-11-22 23:20:15,676 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:20:15,676 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:20:15,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:20:15,736 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2021-11-22 23:20:18,309 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:20:18,311 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2207 states to 793 states and 2165 transitions. [2021-11-22 23:20:18,311 INFO L276 IsEmpty]: Start isEmpty. Operand 793 states and 2165 transitions. [2021-11-22 23:20:18,313 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2021-11-22 23:20:18,314 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:20:18,314 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:20:18,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:20:21,060 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2021-11-22 23:20:47,383 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:20:47,384 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2348 states to 830 states and 2287 transitions. [2021-11-22 23:20:47,384 INFO L276 IsEmpty]: Start isEmpty. Operand 830 states and 2287 transitions. [2021-11-22 23:20:47,387 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2021-11-22 23:20:47,387 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:20:47,387 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:20:47,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:20:47,481 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-22 23:20:47,541 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:20:47,543 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2352 states to 833 states and 2291 transitions. [2021-11-22 23:20:47,543 INFO L276 IsEmpty]: Start isEmpty. Operand 833 states and 2291 transitions. [2021-11-22 23:20:47,546 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2021-11-22 23:20:47,546 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:20:47,546 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:20:47,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:20:49,993 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2021-11-22 23:20:54,179 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:20:54,182 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2378 states to 845 states and 2313 transitions. [2021-11-22 23:20:54,182 INFO L276 IsEmpty]: Start isEmpty. Operand 845 states and 2313 transitions. [2021-11-22 23:20:54,184 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2021-11-22 23:20:54,184 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:20:54,184 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:20:54,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:20:54,221 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2021-11-22 23:20:56,664 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:20:56,666 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2385 states to 849 states and 2320 transitions. [2021-11-22 23:20:56,666 INFO L276 IsEmpty]: Start isEmpty. Operand 849 states and 2320 transitions. [2021-11-22 23:20:56,667 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2021-11-22 23:20:56,667 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:20:56,668 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:20:56,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:20:56,711 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2021-11-22 23:21:02,701 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:02,703 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2417 states to 859 states and 2352 transitions. [2021-11-22 23:21:02,703 INFO L276 IsEmpty]: Start isEmpty. Operand 859 states and 2352 transitions. [2021-11-22 23:21:02,704 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2021-11-22 23:21:02,704 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:02,705 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:02,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:02,771 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2021-11-22 23:21:05,271 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:05,273 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2438 states to 863 states and 2373 transitions. [2021-11-22 23:21:05,274 INFO L276 IsEmpty]: Start isEmpty. Operand 863 states and 2373 transitions. [2021-11-22 23:21:05,276 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2021-11-22 23:21:05,277 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:05,277 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:05,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:05,346 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2021-11-22 23:21:08,577 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:08,579 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2449 states to 867 states and 2384 transitions. [2021-11-22 23:21:08,579 INFO L276 IsEmpty]: Start isEmpty. Operand 867 states and 2384 transitions. [2021-11-22 23:21:08,581 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2021-11-22 23:21:08,581 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:08,582 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:08,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:08,618 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2021-11-22 23:21:11,378 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:11,383 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2464 states to 872 states and 2399 transitions. [2021-11-22 23:21:11,383 INFO L276 IsEmpty]: Start isEmpty. Operand 872 states and 2399 transitions. [2021-11-22 23:21:11,385 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2021-11-22 23:21:11,386 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:11,392 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:11,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:11,431 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2021-11-22 23:21:14,849 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:14,853 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2475 states to 878 states and 2410 transitions. [2021-11-22 23:21:14,853 INFO L276 IsEmpty]: Start isEmpty. Operand 878 states and 2410 transitions. [2021-11-22 23:21:14,855 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2021-11-22 23:21:14,855 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:14,856 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:14,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:14,908 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2021-11-22 23:21:16,593 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:16,596 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2478 states to 880 states and 2413 transitions. [2021-11-22 23:21:16,596 INFO L276 IsEmpty]: Start isEmpty. Operand 880 states and 2413 transitions. [2021-11-22 23:21:16,598 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2021-11-22 23:21:16,599 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:16,599 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:16,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:16,638 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2021-11-22 23:21:17,795 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:17,797 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2482 states to 882 states and 2417 transitions. [2021-11-22 23:21:17,797 INFO L276 IsEmpty]: Start isEmpty. Operand 882 states and 2417 transitions. [2021-11-22 23:21:17,799 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2021-11-22 23:21:17,799 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:17,799 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:17,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:17,849 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2021-11-22 23:21:27,830 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:27,834 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2519 states to 897 states and 2454 transitions. [2021-11-22 23:21:27,834 INFO L276 IsEmpty]: Start isEmpty. Operand 897 states and 2454 transitions. [2021-11-22 23:21:27,836 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2021-11-22 23:21:27,836 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:27,836 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:27,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:27,924 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2021-11-22 23:21:28,023 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:28,026 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2535 states to 902 states and 2470 transitions. [2021-11-22 23:21:28,027 INFO L276 IsEmpty]: Start isEmpty. Operand 902 states and 2470 transitions. [2021-11-22 23:21:28,029 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2021-11-22 23:21:28,029 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:28,029 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:28,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:28,068 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2021-11-22 23:21:32,093 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:32,094 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2546 states to 908 states and 2481 transitions. [2021-11-22 23:21:32,095 INFO L276 IsEmpty]: Start isEmpty. Operand 908 states and 2481 transitions. [2021-11-22 23:21:32,096 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2021-11-22 23:21:32,096 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:32,096 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:32,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:32,140 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2021-11-22 23:21:38,237 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:38,240 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2577 states to 918 states and 2512 transitions. [2021-11-22 23:21:38,240 INFO L276 IsEmpty]: Start isEmpty. Operand 918 states and 2512 transitions. [2021-11-22 23:21:38,243 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2021-11-22 23:21:38,243 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:38,243 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:38,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:38,308 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2021-11-22 23:21:40,743 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:40,745 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2597 states to 922 states and 2532 transitions. [2021-11-22 23:21:40,745 INFO L276 IsEmpty]: Start isEmpty. Operand 922 states and 2532 transitions. [2021-11-22 23:21:40,747 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2021-11-22 23:21:40,747 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:40,748 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:40,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:40,805 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2021-11-22 23:21:44,495 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:44,497 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2608 states to 926 states and 2543 transitions. [2021-11-22 23:21:44,497 INFO L276 IsEmpty]: Start isEmpty. Operand 926 states and 2543 transitions. [2021-11-22 23:21:44,499 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2021-11-22 23:21:44,499 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:44,499 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:44,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:44,541 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2021-11-22 23:21:47,873 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:47,875 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2622 states to 931 states and 2557 transitions. [2021-11-22 23:21:47,875 INFO L276 IsEmpty]: Start isEmpty. Operand 931 states and 2557 transitions. [2021-11-22 23:21:47,878 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2021-11-22 23:21:47,878 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:47,878 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:47,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:48,004 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 5 proven. 6 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2021-11-22 23:21:48,106 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:48,108 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2629 states to 936 states and 2564 transitions. [2021-11-22 23:21:48,108 INFO L276 IsEmpty]: Start isEmpty. Operand 936 states and 2564 transitions. [2021-11-22 23:21:48,110 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2021-11-22 23:21:48,110 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:48,111 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:48,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:48,153 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2021-11-22 23:21:51,335 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:51,337 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2642 states to 942 states and 2577 transitions. [2021-11-22 23:21:51,337 INFO L276 IsEmpty]: Start isEmpty. Operand 942 states and 2577 transitions. [2021-11-22 23:21:51,338 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2021-11-22 23:21:51,339 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:51,339 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:51,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:51,383 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2021-11-22 23:21:52,692 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:52,694 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2645 states to 944 states and 2580 transitions. [2021-11-22 23:21:52,694 INFO L276 IsEmpty]: Start isEmpty. Operand 944 states and 2580 transitions. [2021-11-22 23:21:52,696 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2021-11-22 23:21:52,696 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:52,696 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:52,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:52,728 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2021-11-22 23:21:57,535 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:57,537 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2665 states to 952 states and 2600 transitions. [2021-11-22 23:21:57,537 INFO L276 IsEmpty]: Start isEmpty. Operand 952 states and 2600 transitions. [2021-11-22 23:21:57,539 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2021-11-22 23:21:57,540 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:57,540 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:57,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:57,575 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2021-11-22 23:22:01,074 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:01,075 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2676 states to 958 states and 2611 transitions. [2021-11-22 23:22:01,076 INFO L276 IsEmpty]: Start isEmpty. Operand 958 states and 2611 transitions. [2021-11-22 23:22:01,077 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2021-11-22 23:22:01,077 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:01,077 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:01,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:01,108 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2021-11-22 23:22:11,976 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:11,978 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2712 states to 973 states and 2647 transitions. [2021-11-22 23:22:11,978 INFO L276 IsEmpty]: Start isEmpty. Operand 973 states and 2647 transitions. [2021-11-22 23:22:11,980 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2021-11-22 23:22:11,980 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:11,980 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:12,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:12,022 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2021-11-22 23:22:12,076 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:12,077 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2722 states to 978 states and 2657 transitions. [2021-11-22 23:22:12,077 INFO L276 IsEmpty]: Start isEmpty. Operand 978 states and 2657 transitions. [2021-11-22 23:22:12,079 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2021-11-22 23:22:12,079 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:12,079 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:12,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:12,108 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2021-11-22 23:22:17,509 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:17,510 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2737 states to 984 states and 2672 transitions. [2021-11-22 23:22:17,511 INFO L276 IsEmpty]: Start isEmpty. Operand 984 states and 2672 transitions. [2021-11-22 23:22:17,512 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2021-11-22 23:22:17,512 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:17,512 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:17,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:17,541 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2021-11-22 23:22:20,486 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:20,487 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2762 states to 990 states and 2697 transitions. [2021-11-22 23:22:20,487 INFO L276 IsEmpty]: Start isEmpty. Operand 990 states and 2697 transitions. [2021-11-22 23:22:20,489 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2021-11-22 23:22:20,489 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:20,489 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:20,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:21,358 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2021-11-22 23:22:24,866 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:24,867 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2761 states to 990 states and 2696 transitions. [2021-11-22 23:22:24,867 INFO L276 IsEmpty]: Start isEmpty. Operand 990 states and 2696 transitions. [2021-11-22 23:22:24,869 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2021-11-22 23:22:24,870 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:24,870 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:24,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:25,046 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2021-11-22 23:22:27,052 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:27,053 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2774 states to 996 states and 2709 transitions. [2021-11-22 23:22:27,054 INFO L276 IsEmpty]: Start isEmpty. Operand 996 states and 2709 transitions. [2021-11-22 23:22:27,055 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2021-11-22 23:22:27,055 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:27,055 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:27,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:27,089 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2021-11-22 23:22:30,829 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:30,830 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2813 states to 1003 states and 2748 transitions. [2021-11-22 23:22:30,830 INFO L276 IsEmpty]: Start isEmpty. Operand 1003 states and 2748 transitions. [2021-11-22 23:22:30,832 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2021-11-22 23:22:30,832 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:30,832 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:31,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:31,074 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2021-11-22 23:22:34,644 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:34,646 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2841 states to 1011 states and 2776 transitions. [2021-11-22 23:22:34,646 INFO L276 IsEmpty]: Start isEmpty. Operand 1011 states and 2776 transitions. [2021-11-22 23:22:34,648 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2021-11-22 23:22:34,649 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:34,649 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:34,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:34,692 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2021-11-22 23:22:35,503 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:35,504 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2845 states to 1013 states and 2780 transitions. [2021-11-22 23:22:35,504 INFO L276 IsEmpty]: Start isEmpty. Operand 1013 states and 2780 transitions. [2021-11-22 23:22:35,506 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2021-11-22 23:22:35,506 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:35,506 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:35,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:35,553 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 20 proven. 5 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2021-11-22 23:22:39,324 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:39,325 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2879 states to 1019 states and 2814 transitions. [2021-11-22 23:22:39,325 INFO L276 IsEmpty]: Start isEmpty. Operand 1019 states and 2814 transitions. [2021-11-22 23:22:39,327 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2021-11-22 23:22:39,327 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:39,327 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:39,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:39,363 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2021-11-22 23:22:40,599 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:40,601 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2898 states to 1021 states and 2833 transitions. [2021-11-22 23:22:40,601 INFO L276 IsEmpty]: Start isEmpty. Operand 1021 states and 2833 transitions. [2021-11-22 23:22:40,603 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2021-11-22 23:22:40,603 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:40,603 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:40,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:40,634 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2021-11-22 23:22:42,499 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:42,501 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2908 states to 1024 states and 2843 transitions. [2021-11-22 23:22:42,501 INFO L276 IsEmpty]: Start isEmpty. Operand 1024 states and 2843 transitions. [2021-11-22 23:22:42,503 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2021-11-22 23:22:42,503 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:42,503 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:42,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:42,541 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 20 proven. 5 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2021-11-22 23:22:46,332 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:46,334 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2938 states to 1030 states and 2873 transitions. [2021-11-22 23:22:46,335 INFO L276 IsEmpty]: Start isEmpty. Operand 1030 states and 2873 transitions. [2021-11-22 23:22:46,338 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2021-11-22 23:22:46,338 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:46,338 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:46,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:46,384 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2021-11-22 23:22:47,456 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:47,457 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2942 states to 1031 states and 2877 transitions. [2021-11-22 23:22:47,457 INFO L276 IsEmpty]: Start isEmpty. Operand 1031 states and 2877 transitions. [2021-11-22 23:22:47,459 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2021-11-22 23:22:47,459 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:47,459 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:47,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:47,488 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2021-11-22 23:22:50,575 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:50,578 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2967 states to 1036 states and 2902 transitions. [2021-11-22 23:22:50,578 INFO L276 IsEmpty]: Start isEmpty. Operand 1036 states and 2902 transitions. [2021-11-22 23:22:50,580 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2021-11-22 23:22:50,581 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:50,581 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:50,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:50,620 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2021-11-22 23:22:51,568 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:51,570 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2971 states to 1037 states and 2906 transitions. [2021-11-22 23:22:51,570 INFO L276 IsEmpty]: Start isEmpty. Operand 1037 states and 2906 transitions. [2021-11-22 23:22:51,573 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2021-11-22 23:22:51,573 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:51,574 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:51,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:51,615 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2021-11-22 23:22:52,573 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:52,575 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2987 states to 1039 states and 2922 transitions. [2021-11-22 23:22:52,575 INFO L276 IsEmpty]: Start isEmpty. Operand 1039 states and 2922 transitions. [2021-11-22 23:22:52,577 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2021-11-22 23:22:52,577 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:52,577 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:52,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:52,669 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 5 proven. 6 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2021-11-22 23:22:52,755 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:52,757 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2989 states to 1041 states and 2924 transitions. [2021-11-22 23:22:52,757 INFO L276 IsEmpty]: Start isEmpty. Operand 1041 states and 2924 transitions. [2021-11-22 23:22:52,759 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2021-11-22 23:22:52,759 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:52,759 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:52,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:52,971 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2021-11-22 23:22:54,953 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:54,955 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2995 states to 1044 states and 2930 transitions. [2021-11-22 23:22:54,955 INFO L276 IsEmpty]: Start isEmpty. Operand 1044 states and 2930 transitions. [2021-11-22 23:22:54,956 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2021-11-22 23:22:54,956 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:54,956 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:54,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:54,998 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2021-11-22 23:23:07,781 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:23:07,782 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3038 states to 1061 states and 2973 transitions. [2021-11-22 23:23:07,782 INFO L276 IsEmpty]: Start isEmpty. Operand 1061 states and 2973 transitions. [2021-11-22 23:23:07,784 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2021-11-22 23:23:07,784 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:23:07,784 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:23:07,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:23:07,816 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2021-11-22 23:23:10,524 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:23:10,526 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3065 states to 1066 states and 3000 transitions. [2021-11-22 23:23:10,526 INFO L276 IsEmpty]: Start isEmpty. Operand 1066 states and 3000 transitions. [2021-11-22 23:23:10,528 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2021-11-22 23:23:10,528 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:23:10,528 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:23:10,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:23:10,561 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2021-11-22 23:23:14,180 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:23:14,182 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3078 states to 1071 states and 3013 transitions. [2021-11-22 23:23:14,182 INFO L276 IsEmpty]: Start isEmpty. Operand 1071 states and 3013 transitions. [2021-11-22 23:23:14,184 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2021-11-22 23:23:14,185 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:23:14,185 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:23:14,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:23:14,223 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 20 proven. 5 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2021-11-22 23:23:17,883 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:23:17,885 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3101 states to 1076 states and 3036 transitions. [2021-11-22 23:23:17,885 INFO L276 IsEmpty]: Start isEmpty. Operand 1076 states and 3036 transitions. [2021-11-22 23:23:17,886 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2021-11-22 23:23:17,886 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:23:17,887 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:23:17,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:23:17,921 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2021-11-22 23:23:20,697 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:23:20,698 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3107 states to 1079 states and 3042 transitions. [2021-11-22 23:23:20,698 INFO L276 IsEmpty]: Start isEmpty. Operand 1079 states and 3042 transitions. [2021-11-22 23:23:20,701 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2021-11-22 23:23:20,701 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:23:20,701 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:23:20,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:23:20,730 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2021-11-22 23:23:21,970 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:23:21,972 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3110 states to 1081 states and 3045 transitions. [2021-11-22 23:23:21,972 INFO L276 IsEmpty]: Start isEmpty. Operand 1081 states and 3045 transitions. [2021-11-22 23:23:21,974 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2021-11-22 23:23:21,974 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:23:21,974 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:23:21,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:23:22,005 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2021-11-22 23:23:22,907 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:23:22,909 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3112 states to 1082 states and 3047 transitions. [2021-11-22 23:23:22,909 INFO L276 IsEmpty]: Start isEmpty. Operand 1082 states and 3047 transitions. [2021-11-22 23:23:22,910 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2021-11-22 23:23:22,910 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:23:22,911 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:23:22,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:23:22,942 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2021-11-22 23:23:28,217 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:23:28,219 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3138 states to 1090 states and 3073 transitions. [2021-11-22 23:23:28,219 INFO L276 IsEmpty]: Start isEmpty. Operand 1090 states and 3073 transitions. [2021-11-22 23:23:28,220 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2021-11-22 23:23:28,220 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:23:28,220 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:23:28,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:23:28,248 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2021-11-22 23:23:33,493 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:23:33,495 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3170 states to 1099 states and 3105 transitions. [2021-11-22 23:23:33,495 INFO L276 IsEmpty]: Start isEmpty. Operand 1099 states and 3105 transitions. [2021-11-22 23:23:33,496 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2021-11-22 23:23:33,496 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:23:33,497 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:23:33,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:23:33,526 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2021-11-22 23:23:37,304 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:23:37,306 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3192 states to 1106 states and 3127 transitions. [2021-11-22 23:23:37,306 INFO L276 IsEmpty]: Start isEmpty. Operand 1106 states and 3127 transitions. [2021-11-22 23:23:37,307 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2021-11-22 23:23:37,307 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:23:37,307 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:23:37,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:23:37,386 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2021-11-22 23:23:37,504 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:23:37,506 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3211 states to 1111 states and 3146 transitions. [2021-11-22 23:23:37,507 INFO L276 IsEmpty]: Start isEmpty. Operand 1111 states and 3146 transitions. [2021-11-22 23:23:37,509 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2021-11-22 23:23:37,509 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:23:37,509 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:23:37,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:23:37,544 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2021-11-22 23:23:40,539 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:23:40,541 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3217 states to 1115 states and 3152 transitions. [2021-11-22 23:23:40,541 INFO L276 IsEmpty]: Start isEmpty. Operand 1115 states and 3152 transitions. [2021-11-22 23:23:40,542 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2021-11-22 23:23:40,542 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:23:40,542 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:23:40,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:23:40,570 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2021-11-22 23:23:41,587 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:23:41,588 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3235 states to 1117 states and 3170 transitions. [2021-11-22 23:23:41,588 INFO L276 IsEmpty]: Start isEmpty. Operand 1117 states and 3170 transitions. [2021-11-22 23:23:41,590 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2021-11-22 23:23:41,590 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:23:41,590 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:23:41,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:23:41,619 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2021-11-22 23:23:43,772 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:23:43,773 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3240 states to 1121 states and 3175 transitions. [2021-11-22 23:23:43,773 INFO L276 IsEmpty]: Start isEmpty. Operand 1121 states and 3175 transitions. [2021-11-22 23:23:43,775 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2021-11-22 23:23:43,775 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:23:43,775 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:23:43,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:23:43,905 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2021-11-22 23:23:49,349 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:23:49,350 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3273 states to 1131 states and 3208 transitions. [2021-11-22 23:23:49,350 INFO L276 IsEmpty]: Start isEmpty. Operand 1131 states and 3208 transitions. [2021-11-22 23:23:49,352 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2021-11-22 23:23:49,352 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:23:49,352 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:23:49,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:23:49,397 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2021-11-22 23:23:52,510 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:23:52,512 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3299 states to 1135 states and 3234 transitions. [2021-11-22 23:23:52,512 INFO L276 IsEmpty]: Start isEmpty. Operand 1135 states and 3234 transitions. [2021-11-22 23:23:52,514 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2021-11-22 23:23:52,514 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:23:52,514 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:23:52,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:23:52,560 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2021-11-22 23:23:54,919 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:23:54,921 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3321 states to 1138 states and 3256 transitions. [2021-11-22 23:23:54,921 INFO L276 IsEmpty]: Start isEmpty. Operand 1138 states and 3256 transitions. [2021-11-22 23:23:54,923 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2021-11-22 23:23:54,923 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:23:54,923 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:23:54,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:23:54,958 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2021-11-22 23:23:56,865 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:23:56,867 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3333 states to 1141 states and 3268 transitions. [2021-11-22 23:23:56,867 INFO L276 IsEmpty]: Start isEmpty. Operand 1141 states and 3268 transitions. [2021-11-22 23:23:56,869 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2021-11-22 23:23:56,869 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:23:56,869 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:23:57,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:23:57,253 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2021-11-22 23:24:02,979 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:24:02,982 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3361 states to 1147 states and 3296 transitions. [2021-11-22 23:24:02,982 INFO L276 IsEmpty]: Start isEmpty. Operand 1147 states and 3296 transitions. [2021-11-22 23:24:02,985 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2021-11-22 23:24:02,985 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:24:02,985 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:24:03,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:24:03,032 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2021-11-22 23:24:04,506 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:24:04,508 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3363 states to 1148 states and 3298 transitions. [2021-11-22 23:24:04,508 INFO L276 IsEmpty]: Start isEmpty. Operand 1148 states and 3298 transitions. [2021-11-22 23:24:04,509 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2021-11-22 23:24:04,509 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:24:04,509 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:24:04,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:24:04,634 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2021-11-22 23:24:05,588 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:24:05,589 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3364 states to 1149 states and 3299 transitions. [2021-11-22 23:24:05,589 INFO L276 IsEmpty]: Start isEmpty. Operand 1149 states and 3299 transitions. [2021-11-22 23:24:05,591 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2021-11-22 23:24:05,591 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:24:05,591 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:24:05,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:24:05,628 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2021-11-22 23:24:08,170 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:24:08,172 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3385 states to 1152 states and 3320 transitions. [2021-11-22 23:24:08,172 INFO L276 IsEmpty]: Start isEmpty. Operand 1152 states and 3320 transitions. [2021-11-22 23:24:08,173 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2021-11-22 23:24:08,173 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:24:08,173 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:24:08,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:24:08,313 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2021-11-22 23:24:10,677 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:24:10,678 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3387 states to 1154 states and 3322 transitions. [2021-11-22 23:24:10,679 INFO L276 IsEmpty]: Start isEmpty. Operand 1154 states and 3322 transitions. [2021-11-22 23:24:10,680 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2021-11-22 23:24:10,680 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:24:10,680 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:24:10,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:24:10,726 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2021-11-22 23:24:12,032 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:24:12,034 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3403 states to 1156 states and 3338 transitions. [2021-11-22 23:24:12,034 INFO L276 IsEmpty]: Start isEmpty. Operand 1156 states and 3338 transitions. [2021-11-22 23:24:12,035 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2021-11-22 23:24:12,036 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:24:12,036 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:24:12,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:24:12,079 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2021-11-22 23:24:13,088 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:24:13,090 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3403 states to 1157 states and 3338 transitions. [2021-11-22 23:24:13,090 INFO L276 IsEmpty]: Start isEmpty. Operand 1157 states and 3338 transitions. [2021-11-22 23:24:13,091 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2021-11-22 23:24:13,091 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:24:13,092 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:24:13,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:24:13,119 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 18 proven. 5 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2021-11-22 23:24:16,139 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:24:16,141 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3409 states to 1161 states and 3344 transitions. [2021-11-22 23:24:16,141 INFO L276 IsEmpty]: Start isEmpty. Operand 1161 states and 3344 transitions. [2021-11-22 23:24:16,142 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2021-11-22 23:24:16,142 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:24:16,143 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:24:16,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:24:16,182 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2021-11-22 23:24:20,764 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:24:20,766 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3448 states to 1168 states and 3383 transitions. [2021-11-22 23:24:20,767 INFO L276 IsEmpty]: Start isEmpty. Operand 1168 states and 3383 transitions. [2021-11-22 23:24:20,769 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2021-11-22 23:24:20,769 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:24:20,770 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:24:20,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:24:20,800 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2021-11-22 23:24:26,157 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:24:26,159 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3483 states to 1176 states and 3418 transitions. [2021-11-22 23:24:26,159 INFO L276 IsEmpty]: Start isEmpty. Operand 1176 states and 3418 transitions. [2021-11-22 23:24:26,160 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2021-11-22 23:24:26,160 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:24:26,161 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:24:26,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:24:26,195 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2021-11-22 23:24:31,641 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:24:31,643 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3518 states to 1184 states and 3453 transitions. [2021-11-22 23:24:31,643 INFO L276 IsEmpty]: Start isEmpty. Operand 1184 states and 3453 transitions. [2021-11-22 23:24:31,644 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2021-11-22 23:24:31,644 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:24:31,645 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:24:31,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:24:31,673 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2021-11-22 23:24:34,864 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:24:34,865 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3525 states to 1188 states and 3460 transitions. [2021-11-22 23:24:34,866 INFO L276 IsEmpty]: Start isEmpty. Operand 1188 states and 3460 transitions. [2021-11-22 23:24:34,867 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2021-11-22 23:24:34,867 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:24:34,868 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:24:34,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:24:34,899 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2021-11-22 23:24:38,638 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:24:38,641 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3549 states to 1193 states and 3484 transitions. [2021-11-22 23:24:38,642 INFO L276 IsEmpty]: Start isEmpty. Operand 1193 states and 3484 transitions. [2021-11-22 23:24:38,644 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2021-11-22 23:24:38,644 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:24:38,644 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:24:38,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:24:38,686 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2021-11-22 23:24:42,236 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:24:42,238 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3556 states to 1198 states and 3491 transitions. [2021-11-22 23:24:42,238 INFO L276 IsEmpty]: Start isEmpty. Operand 1198 states and 3491 transitions. [2021-11-22 23:24:42,240 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2021-11-22 23:24:42,240 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:24:42,240 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:24:42,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:24:42,268 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2021-11-22 23:24:46,649 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:24:46,650 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3578 states to 1203 states and 3513 transitions. [2021-11-22 23:24:46,651 INFO L276 IsEmpty]: Start isEmpty. Operand 1203 states and 3513 transitions. [2021-11-22 23:24:46,652 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2021-11-22 23:24:46,652 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:24:46,652 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:24:46,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:24:46,681 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2021-11-22 23:24:48,061 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:24:48,063 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3596 states to 1205 states and 3531 transitions. [2021-11-22 23:24:48,063 INFO L276 IsEmpty]: Start isEmpty. Operand 1205 states and 3531 transitions. [2021-11-22 23:24:48,064 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2021-11-22 23:24:48,065 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:24:48,065 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:24:48,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:24:48,109 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2021-11-22 23:24:49,167 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:24:49,169 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3599 states to 1206 states and 3534 transitions. [2021-11-22 23:24:49,169 INFO L276 IsEmpty]: Start isEmpty. Operand 1206 states and 3534 transitions. [2021-11-22 23:24:49,170 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2021-11-22 23:24:49,170 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:24:49,171 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:24:49,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:24:49,201 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2021-11-22 23:24:51,673 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:24:51,675 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3607 states to 1209 states and 3542 transitions. [2021-11-22 23:24:51,675 INFO L276 IsEmpty]: Start isEmpty. Operand 1209 states and 3542 transitions. [2021-11-22 23:24:51,677 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2021-11-22 23:24:51,677 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:24:51,677 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:24:51,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:24:51,753 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 5 proven. 4 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2021-11-22 23:24:54,416 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:24:54,418 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3613 states to 1214 states and 3548 transitions. [2021-11-22 23:24:54,418 INFO L276 IsEmpty]: Start isEmpty. Operand 1214 states and 3548 transitions. [2021-11-22 23:24:54,420 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2021-11-22 23:24:54,420 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:24:54,421 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:24:54,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:24:54,456 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2021-11-22 23:24:58,280 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:24:58,281 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3620 states to 1219 states and 3555 transitions. [2021-11-22 23:24:58,282 INFO L276 IsEmpty]: Start isEmpty. Operand 1219 states and 3555 transitions. [2021-11-22 23:24:58,283 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2021-11-22 23:24:58,283 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:24:58,283 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:24:58,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:24:58,329 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2021-11-22 23:25:03,581 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:03,584 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3645 states to 1226 states and 3580 transitions. [2021-11-22 23:25:03,585 INFO L276 IsEmpty]: Start isEmpty. Operand 1226 states and 3580 transitions. [2021-11-22 23:25:03,587 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2021-11-22 23:25:03,587 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:03,587 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:03,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:03,753 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2021-11-22 23:25:05,450 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:05,452 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3648 states to 1228 states and 3583 transitions. [2021-11-22 23:25:05,452 INFO L276 IsEmpty]: Start isEmpty. Operand 1228 states and 3583 transitions. [2021-11-22 23:25:05,454 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2021-11-22 23:25:05,454 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:05,454 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:05,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:05,579 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2021-11-22 23:25:06,930 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:06,932 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3649 states to 1230 states and 3584 transitions. [2021-11-22 23:25:06,932 INFO L276 IsEmpty]: Start isEmpty. Operand 1230 states and 3584 transitions. [2021-11-22 23:25:06,934 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2021-11-22 23:25:06,934 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:06,935 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:06,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:06,975 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2021-11-22 23:25:13,269 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:13,270 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3680 states to 1239 states and 3615 transitions. [2021-11-22 23:25:13,271 INFO L276 IsEmpty]: Start isEmpty. Operand 1239 states and 3615 transitions. [2021-11-22 23:25:13,272 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2021-11-22 23:25:13,272 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:13,272 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:13,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:13,300 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2021-11-22 23:25:14,794 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:14,797 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3690 states to 1241 states and 3625 transitions. [2021-11-22 23:25:14,797 INFO L276 IsEmpty]: Start isEmpty. Operand 1241 states and 3625 transitions. [2021-11-22 23:25:14,800 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2021-11-22 23:25:14,800 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:14,800 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:14,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:15,845 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 21 proven. 5 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2021-11-22 23:25:22,150 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:22,152 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3709 states to 1247 states and 3644 transitions. [2021-11-22 23:25:22,152 INFO L276 IsEmpty]: Start isEmpty. Operand 1247 states and 3644 transitions. [2021-11-22 23:25:22,153 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2021-11-22 23:25:22,153 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:22,154 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:22,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:22,192 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2021-11-22 23:25:27,641 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:27,644 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3720 states to 1252 states and 3655 transitions. [2021-11-22 23:25:27,644 INFO L276 IsEmpty]: Start isEmpty. Operand 1252 states and 3655 transitions. [2021-11-22 23:25:27,646 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2021-11-22 23:25:27,646 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:27,647 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:27,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:27,681 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2021-11-22 23:25:29,745 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:29,747 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3722 states to 1254 states and 3657 transitions. [2021-11-22 23:25:29,747 INFO L276 IsEmpty]: Start isEmpty. Operand 1254 states and 3657 transitions. [2021-11-22 23:25:29,749 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2021-11-22 23:25:29,749 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:29,749 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:29,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:29,777 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2021-11-22 23:25:30,036 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:30,039 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3730 states to 1256 states and 3665 transitions. [2021-11-22 23:25:30,039 INFO L276 IsEmpty]: Start isEmpty. Operand 1256 states and 3665 transitions. [2021-11-22 23:25:30,041 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2021-11-22 23:25:30,041 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:30,042 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:30,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:30,084 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2021-11-22 23:25:33,724 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:33,726 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3742 states to 1262 states and 3677 transitions. [2021-11-22 23:25:33,726 INFO L276 IsEmpty]: Start isEmpty. Operand 1262 states and 3677 transitions. [2021-11-22 23:25:33,728 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2021-11-22 23:25:33,728 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:33,728 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:33,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:33,767 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2021-11-22 23:25:36,123 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:36,125 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3764 states to 1266 states and 3699 transitions. [2021-11-22 23:25:36,125 INFO L276 IsEmpty]: Start isEmpty. Operand 1266 states and 3699 transitions. [2021-11-22 23:25:36,127 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2021-11-22 23:25:36,127 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:36,127 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:36,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:36,174 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2021-11-22 23:25:37,577 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:37,579 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3776 states to 1268 states and 3711 transitions. [2021-11-22 23:25:37,579 INFO L276 IsEmpty]: Start isEmpty. Operand 1268 states and 3711 transitions. [2021-11-22 23:25:37,581 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2021-11-22 23:25:37,581 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:37,581 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:37,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:37,614 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2021-11-22 23:25:38,737 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:38,739 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3776 states to 1269 states and 3711 transitions. [2021-11-22 23:25:38,739 INFO L276 IsEmpty]: Start isEmpty. Operand 1269 states and 3711 transitions. [2021-11-22 23:25:38,741 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2021-11-22 23:25:38,741 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:38,741 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:38,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:38,775 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2021-11-22 23:25:40,166 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:40,168 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3777 states to 1270 states and 3712 transitions. [2021-11-22 23:25:40,168 INFO L276 IsEmpty]: Start isEmpty. Operand 1270 states and 3712 transitions. [2021-11-22 23:25:40,169 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2021-11-22 23:25:40,170 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:40,170 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:40,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:40,204 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2021-11-22 23:25:43,771 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:43,773 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3790 states to 1274 states and 3725 transitions. [2021-11-22 23:25:43,773 INFO L276 IsEmpty]: Start isEmpty. Operand 1274 states and 3725 transitions. [2021-11-22 23:25:43,775 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2021-11-22 23:25:43,775 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:43,775 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:43,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:43,821 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2021-11-22 23:25:45,407 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:45,409 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3791 states to 1275 states and 3726 transitions. [2021-11-22 23:25:45,409 INFO L276 IsEmpty]: Start isEmpty. Operand 1275 states and 3726 transitions. [2021-11-22 23:25:45,411 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2021-11-22 23:25:45,411 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:45,411 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:45,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:45,446 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2021-11-22 23:25:46,520 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:46,522 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3793 states to 1276 states and 3728 transitions. [2021-11-22 23:25:46,522 INFO L276 IsEmpty]: Start isEmpty. Operand 1276 states and 3728 transitions. [2021-11-22 23:25:46,524 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2021-11-22 23:25:46,524 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:46,524 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:46,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:46,661 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2021-11-22 23:25:50,236 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:50,238 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3804 states to 1279 states and 3739 transitions. [2021-11-22 23:25:50,238 INFO L276 IsEmpty]: Start isEmpty. Operand 1279 states and 3739 transitions. [2021-11-22 23:25:50,240 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2021-11-22 23:25:50,240 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:50,240 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:50,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:50,275 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2021-11-22 23:25:53,010 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:53,012 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3821 states to 1282 states and 3756 transitions. [2021-11-22 23:25:53,012 INFO L276 IsEmpty]: Start isEmpty. Operand 1282 states and 3756 transitions. [2021-11-22 23:25:53,014 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2021-11-22 23:25:53,014 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:53,014 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:53,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:53,142 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2021-11-22 23:25:57,538 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:57,540 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3849 states to 1288 states and 3784 transitions. [2021-11-22 23:25:57,540 INFO L276 IsEmpty]: Start isEmpty. Operand 1288 states and 3784 transitions. [2021-11-22 23:25:57,541 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2021-11-22 23:25:57,542 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:57,542 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:57,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:57,575 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2021-11-22 23:26:11,768 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:26:11,770 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3896 states to 1305 states and 3831 transitions. [2021-11-22 23:26:11,770 INFO L276 IsEmpty]: Start isEmpty. Operand 1305 states and 3831 transitions. [2021-11-22 23:26:11,772 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2021-11-22 23:26:11,772 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:26:11,772 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:26:11,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:26:11,808 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2021-11-22 23:26:13,275 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:26:13,277 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3911 states to 1307 states and 3846 transitions. [2021-11-22 23:26:13,277 INFO L276 IsEmpty]: Start isEmpty. Operand 1307 states and 3846 transitions. [2021-11-22 23:26:13,279 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2021-11-22 23:26:13,279 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:26:13,279 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:26:13,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:26:13,314 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2021-11-22 23:26:17,466 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:26:17,468 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3919 states to 1311 states and 3854 transitions. [2021-11-22 23:26:17,468 INFO L276 IsEmpty]: Start isEmpty. Operand 1311 states and 3854 transitions. [2021-11-22 23:26:17,470 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2021-11-22 23:26:17,470 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:26:17,470 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:26:17,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:26:17,506 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2021-11-22 23:26:19,044 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:26:19,046 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3929 states to 1313 states and 3864 transitions. [2021-11-22 23:26:19,046 INFO L276 IsEmpty]: Start isEmpty. Operand 1313 states and 3864 transitions. [2021-11-22 23:26:19,048 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2021-11-22 23:26:19,048 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:26:19,048 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:26:19,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:26:19,170 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2021-11-22 23:26:22,035 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:26:22,037 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3941 states to 1317 states and 3876 transitions. [2021-11-22 23:26:22,037 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 3876 transitions. [2021-11-22 23:26:22,039 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2021-11-22 23:26:22,039 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:26:22,039 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:26:22,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:26:22,074 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2021-11-22 23:26:26,083 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:26:26,085 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3948 states to 1321 states and 3883 transitions. [2021-11-22 23:26:26,085 INFO L276 IsEmpty]: Start isEmpty. Operand 1321 states and 3883 transitions. [2021-11-22 23:26:26,087 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2021-11-22 23:26:26,087 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:26:26,087 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:26:26,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:26:26,168 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 5 proven. 11 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2021-11-22 23:26:28,726 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:26:28,728 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3952 states to 1324 states and 3887 transitions. [2021-11-22 23:26:28,729 INFO L276 IsEmpty]: Start isEmpty. Operand 1324 states and 3887 transitions. [2021-11-22 23:26:28,731 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2021-11-22 23:26:28,732 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:26:28,732 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:26:28,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:26:28,869 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2021-11-22 23:26:37,837 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:26:37,838 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3993 states to 1333 states and 3928 transitions. [2021-11-22 23:26:37,839 INFO L276 IsEmpty]: Start isEmpty. Operand 1333 states and 3928 transitions. [2021-11-22 23:26:37,842 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2021-11-22 23:26:37,842 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:26:37,842 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:26:37,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:26:37,963 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2021-11-22 23:26:49,936 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:26:49,939 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4054 states to 1347 states and 3989 transitions. [2021-11-22 23:26:49,939 INFO L276 IsEmpty]: Start isEmpty. Operand 1347 states and 3989 transitions. [2021-11-22 23:26:49,941 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2021-11-22 23:26:49,941 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:26:49,941 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:26:49,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:26:50,073 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2021-11-22 23:26:54,416 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:26:54,418 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4079 states to 1351 states and 4014 transitions. [2021-11-22 23:26:54,418 INFO L276 IsEmpty]: Start isEmpty. Operand 1351 states and 4014 transitions. [2021-11-22 23:26:54,420 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2021-11-22 23:26:54,420 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:26:54,420 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:26:54,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:26:54,553 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2021-11-22 23:26:57,608 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:26:57,610 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4082 states to 1353 states and 4017 transitions. [2021-11-22 23:26:57,610 INFO L276 IsEmpty]: Start isEmpty. Operand 1353 states and 4017 transitions. [2021-11-22 23:26:57,611 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2021-11-22 23:26:57,612 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:26:57,612 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:26:57,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:26:57,641 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2021-11-22 23:27:01,982 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:27:01,984 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4088 states to 1357 states and 4023 transitions. [2021-11-22 23:27:01,984 INFO L276 IsEmpty]: Start isEmpty. Operand 1357 states and 4023 transitions. [2021-11-22 23:27:01,986 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2021-11-22 23:27:01,986 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:27:01,986 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:27:02,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:27:02,018 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2021-11-22 23:27:04,703 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:27:04,705 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4119 states to 1364 states and 4054 transitions. [2021-11-22 23:27:04,706 INFO L276 IsEmpty]: Start isEmpty. Operand 1364 states and 4054 transitions. [2021-11-22 23:27:04,708 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2021-11-22 23:27:04,709 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:27:04,709 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:27:04,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:27:04,772 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2021-11-22 23:27:09,093 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:27:09,095 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4126 states to 1369 states and 4061 transitions. [2021-11-22 23:27:09,095 INFO L276 IsEmpty]: Start isEmpty. Operand 1369 states and 4061 transitions. [2021-11-22 23:27:09,097 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2021-11-22 23:27:09,097 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:27:09,097 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:27:09,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:27:09,138 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2021-11-22 23:27:11,840 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:27:11,842 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4135 states to 1373 states and 4070 transitions. [2021-11-22 23:27:11,842 INFO L276 IsEmpty]: Start isEmpty. Operand 1373 states and 4070 transitions. [2021-11-22 23:27:11,844 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2021-11-22 23:27:11,844 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:27:11,844 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:27:11,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:27:11,887 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2021-11-22 23:27:14,570 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:27:14,572 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4147 states to 1379 states and 4082 transitions. [2021-11-22 23:27:14,572 INFO L276 IsEmpty]: Start isEmpty. Operand 1379 states and 4082 transitions. [2021-11-22 23:27:14,574 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2021-11-22 23:27:14,574 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:27:14,574 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:27:14,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:27:15,069 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2021-11-22 23:27:22,188 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:27:22,190 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4177 states to 1387 states and 4112 transitions. [2021-11-22 23:27:22,190 INFO L276 IsEmpty]: Start isEmpty. Operand 1387 states and 4112 transitions. [2021-11-22 23:27:22,191 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2021-11-22 23:27:22,192 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:27:22,192 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:27:22,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:27:22,237 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2021-11-22 23:27:23,846 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:27:23,848 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4180 states to 1388 states and 4115 transitions. [2021-11-22 23:27:23,848 INFO L276 IsEmpty]: Start isEmpty. Operand 1388 states and 4115 transitions. [2021-11-22 23:27:23,850 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2021-11-22 23:27:23,850 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:27:23,850 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:27:23,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:27:23,906 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2021-11-22 23:27:26,710 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:27:26,712 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4183 states to 1390 states and 4118 transitions. [2021-11-22 23:27:26,712 INFO L276 IsEmpty]: Start isEmpty. Operand 1390 states and 4118 transitions. [2021-11-22 23:27:26,714 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2021-11-22 23:27:26,714 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:27:26,714 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:27:26,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:27:26,771 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2021-11-22 23:27:29,433 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:27:29,435 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4186 states to 1392 states and 4121 transitions. [2021-11-22 23:27:29,435 INFO L276 IsEmpty]: Start isEmpty. Operand 1392 states and 4121 transitions. [2021-11-22 23:27:29,437 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2021-11-22 23:27:29,437 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:27:29,437 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:27:29,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:27:29,480 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 0 proven. 17 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2021-11-22 23:27:34,725 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:27:34,727 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4196 states to 1396 states and 4131 transitions. [2021-11-22 23:27:34,727 INFO L276 IsEmpty]: Start isEmpty. Operand 1396 states and 4131 transitions. [2021-11-22 23:27:34,728 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2021-11-22 23:27:34,729 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:27:34,729 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:27:34,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:27:34,954 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 0 proven. 17 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2021-11-22 23:27:36,210 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:27:36,212 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4197 states to 1397 states and 4132 transitions. [2021-11-22 23:27:36,212 INFO L276 IsEmpty]: Start isEmpty. Operand 1397 states and 4132 transitions. [2021-11-22 23:27:36,215 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2021-11-22 23:27:36,216 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:27:36,216 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:27:36,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:27:36,277 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 0 proven. 17 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2021-11-22 23:27:40,303 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:27:40,305 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4210 states to 1400 states and 4145 transitions. [2021-11-22 23:27:40,305 INFO L276 IsEmpty]: Start isEmpty. Operand 1400 states and 4145 transitions. [2021-11-22 23:27:40,307 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2021-11-22 23:27:40,307 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:27:40,307 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:27:40,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:27:40,361 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 0 proven. 19 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2021-11-22 23:27:46,200 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:27:46,202 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4234 states to 1407 states and 4169 transitions. [2021-11-22 23:27:46,202 INFO L276 IsEmpty]: Start isEmpty. Operand 1407 states and 4169 transitions. [2021-11-22 23:27:46,204 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2021-11-22 23:27:46,204 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:27:46,205 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:27:46,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:27:46,249 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 0 proven. 19 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2021-11-22 23:27:49,257 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:27:49,259 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4236 states to 1409 states and 4171 transitions. [2021-11-22 23:27:49,259 INFO L276 IsEmpty]: Start isEmpty. Operand 1409 states and 4171 transitions. [2021-11-22 23:27:49,261 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2021-11-22 23:27:49,261 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:27:49,261 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:27:49,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:27:49,302 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2021-11-22 23:27:54,554 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:27:54,556 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4245 states to 1413 states and 4180 transitions. [2021-11-22 23:27:54,556 INFO L276 IsEmpty]: Start isEmpty. Operand 1413 states and 4180 transitions. [2021-11-22 23:27:54,558 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2021-11-22 23:27:54,558 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:27:54,558 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:27:54,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:27:54,595 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2021-11-22 23:27:55,851 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:27:55,853 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4256 states to 1415 states and 4191 transitions. [2021-11-22 23:27:55,853 INFO L276 IsEmpty]: Start isEmpty. Operand 1415 states and 4191 transitions. [2021-11-22 23:27:55,855 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2021-11-22 23:27:55,855 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:27:55,855 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:27:55,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:27:55,893 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2021-11-22 23:28:00,441 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:00,443 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4264 states to 1420 states and 4199 transitions. [2021-11-22 23:28:00,443 INFO L276 IsEmpty]: Start isEmpty. Operand 1420 states and 4199 transitions. [2021-11-22 23:28:00,445 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2021-11-22 23:28:00,445 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:00,445 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:00,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:00,476 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2021-11-22 23:28:08,166 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:08,169 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4291 states to 1429 states and 4226 transitions. [2021-11-22 23:28:08,169 INFO L276 IsEmpty]: Start isEmpty. Operand 1429 states and 4226 transitions. [2021-11-22 23:28:08,172 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2021-11-22 23:28:08,172 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:08,172 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:08,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:08,214 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked.