./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/email_spec11_product20.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_38531846-bf82-4dc9-ac4c-f66c356e0b9d/bin/ukojak-LBtLqBUTdQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38531846-bf82-4dc9-ac4c-f66c356e0b9d/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_38531846-bf82-4dc9-ac4c-f66c356e0b9d/bin/ukojak-LBtLqBUTdQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38531846-bf82-4dc9-ac4c-f66c356e0b9d/bin/ukojak-LBtLqBUTdQ/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/email_spec11_product20.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38531846-bf82-4dc9-ac4c-f66c356e0b9d/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_38531846-bf82-4dc9-ac4c-f66c356e0b9d/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 b9d5581bc5c458c0b8250652569dd3286beeda44b685a7a0cdda121612582c0c --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-23 00:47:45,267 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 00:47:45,270 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 00:47:45,307 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 00:47:45,308 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 00:47:45,309 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 00:47:45,311 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 00:47:45,313 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 00:47:45,316 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 00:47:45,317 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 00:47:45,318 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 00:47:45,335 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 00:47:45,335 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 00:47:45,342 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 00:47:45,345 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 00:47:45,351 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 00:47:45,353 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 00:47:45,356 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 00:47:45,359 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 00:47:45,365 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 00:47:45,367 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 00:47:45,369 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 00:47:45,373 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 00:47:45,374 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 00:47:45,387 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 00:47:45,387 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 00:47:45,400 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 00:47:45,401 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 00:47:45,403 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 00:47:45,405 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 00:47:45,406 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 00:47:45,407 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 00:47:45,409 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 00:47:45,409 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 00:47:45,411 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 00:47:45,411 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 00:47:45,412 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 00:47:45,412 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 00:47:45,413 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 00:47:45,414 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 00:47:45,414 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 00:47:45,415 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38531846-bf82-4dc9-ac4c-f66c356e0b9d/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 00:47:45,465 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 00:47:45,466 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 00:47:45,466 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 00:47:45,467 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 00:47:45,467 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 00:47:45,468 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 00:47:45,468 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 00:47:45,468 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 00:47:45,469 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 00:47:45,469 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 00:47:45,469 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 00:47:45,469 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 00:47:45,469 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 00:47:45,470 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 00:47:45,470 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 00:47:45,470 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 00:47:45,470 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 00:47:45,471 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 00:47:45,471 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 00:47:45,471 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 00:47:45,471 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 00:47:45,472 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 00:47:45,472 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 00:47:45,472 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 00:47:45,472 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 00:47:45,473 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 00:47:45,473 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 00:47:45,473 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 00:47:45,473 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_38531846-bf82-4dc9-ac4c-f66c356e0b9d/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38531846-bf82-4dc9-ac4c-f66c356e0b9d/bin/ukojak-LBtLqBUTdQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b9d5581bc5c458c0b8250652569dd3286beeda44b685a7a0cdda121612582c0c [2021-11-23 00:47:45,771 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 00:47:45,798 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 00:47:45,801 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 00:47:45,802 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 00:47:45,803 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 00:47:45,806 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38531846-bf82-4dc9-ac4c-f66c356e0b9d/bin/ukojak-LBtLqBUTdQ/../../sv-benchmarks/c/product-lines/email_spec11_product20.cil.c [2021-11-23 00:47:45,894 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38531846-bf82-4dc9-ac4c-f66c356e0b9d/bin/ukojak-LBtLqBUTdQ/data/9fbc27443/3c8d8e37f9d342f8baf4a96661b6c484/FLAG431dd52e5 [2021-11-23 00:47:46,626 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 00:47:46,626 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38531846-bf82-4dc9-ac4c-f66c356e0b9d/sv-benchmarks/c/product-lines/email_spec11_product20.cil.c [2021-11-23 00:47:46,658 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38531846-bf82-4dc9-ac4c-f66c356e0b9d/bin/ukojak-LBtLqBUTdQ/data/9fbc27443/3c8d8e37f9d342f8baf4a96661b6c484/FLAG431dd52e5 [2021-11-23 00:47:46,762 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38531846-bf82-4dc9-ac4c-f66c356e0b9d/bin/ukojak-LBtLqBUTdQ/data/9fbc27443/3c8d8e37f9d342f8baf4a96661b6c484 [2021-11-23 00:47:46,764 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 00:47:46,766 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 00:47:46,775 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 00:47:46,775 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 00:47:46,779 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 00:47:46,780 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 12:47:46" (1/1) ... [2021-11-23 00:47:46,783 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@20763ff0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:47:46, skipping insertion in model container [2021-11-23 00:47:46,783 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 12:47:46" (1/1) ... [2021-11-23 00:47:46,791 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 00:47:46,862 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 00:47:47,019 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_38531846-bf82-4dc9-ac4c-f66c356e0b9d/sv-benchmarks/c/product-lines/email_spec11_product20.cil.c[1543,1556] [2021-11-23 00:47:47,451 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 00:47:47,463 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 00:47:47,478 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_38531846-bf82-4dc9-ac4c-f66c356e0b9d/sv-benchmarks/c/product-lines/email_spec11_product20.cil.c[1543,1556] [2021-11-23 00:47:47,607 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 00:47:47,646 INFO L208 MainTranslator]: Completed translation [2021-11-23 00:47:47,647 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:47:47 WrapperNode [2021-11-23 00:47:47,647 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 00:47:47,648 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 00:47:47,649 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 00:47:47,649 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 00:47:47,657 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:47:47" (1/1) ... [2021-11-23 00:47:47,690 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:47:47" (1/1) ... [2021-11-23 00:47:47,768 INFO L137 Inliner]: procedures = 128, calls = 214, calls flagged for inlining = 54, calls inlined = 49, statements flattened = 973 [2021-11-23 00:47:47,769 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 00:47:47,769 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 00:47:47,770 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 00:47:47,770 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 00:47:47,779 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:47:47" (1/1) ... [2021-11-23 00:47:47,779 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:47:47" (1/1) ... [2021-11-23 00:47:47,788 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:47:47" (1/1) ... [2021-11-23 00:47:47,788 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:47:47" (1/1) ... [2021-11-23 00:47:47,815 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:47:47" (1/1) ... [2021-11-23 00:47:47,828 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:47:47" (1/1) ... [2021-11-23 00:47:47,851 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:47:47" (1/1) ... [2021-11-23 00:47:47,861 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 00:47:47,878 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 00:47:47,878 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 00:47:47,878 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 00:47:47,879 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:47:47" (1/1) ... [2021-11-23 00:47:47,892 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 00:47:47,908 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38531846-bf82-4dc9-ac4c-f66c356e0b9d/bin/ukojak-LBtLqBUTdQ/z3 [2021-11-23 00:47:47,928 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38531846-bf82-4dc9-ac4c-f66c356e0b9d/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 00:47:47,945 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38531846-bf82-4dc9-ac4c-f66c356e0b9d/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 00:47:47,988 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookSize [2021-11-23 00:47:47,988 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookSize [2021-11-23 00:47:47,989 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailEncryptionKey [2021-11-23 00:47:47,991 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailEncryptionKey [2021-11-23 00:47:47,992 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookAddress [2021-11-23 00:47:47,992 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookAddress [2021-11-23 00:47:47,992 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailEncryptionKey [2021-11-23 00:47:47,992 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailEncryptionKey [2021-11-23 00:47:47,992 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailTo [2021-11-23 00:47:47,993 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailTo [2021-11-23 00:47:47,993 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing__wrappee__AutoResponder [2021-11-23 00:47:47,993 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing__wrappee__AutoResponder [2021-11-23 00:47:47,993 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailFrom [2021-11-23 00:47:47,997 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailFrom [2021-11-23 00:47:47,997 INFO L130 BoogieDeclarations]: Found specification of procedure isReadable [2021-11-23 00:47:47,998 INFO L138 BoogieDeclarations]: Found implementation of procedure isReadable [2021-11-23 00:47:47,998 INFO L130 BoogieDeclarations]: Found specification of procedure createClientKeyringEntry [2021-11-23 00:47:47,998 INFO L138 BoogieDeclarations]: Found implementation of procedure createClientKeyringEntry [2021-11-23 00:47:47,998 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsEncrypted [2021-11-23 00:47:47,999 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsEncrypted [2021-11-23 00:47:47,999 INFO L130 BoogieDeclarations]: Found specification of procedure chuckKeyAdd [2021-11-23 00:47:48,000 INFO L138 BoogieDeclarations]: Found implementation of procedure chuckKeyAdd [2021-11-23 00:47:48,000 INFO L130 BoogieDeclarations]: Found specification of procedure puts [2021-11-23 00:47:48,000 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailFrom [2021-11-23 00:47:48,001 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailFrom [2021-11-23 00:47:48,001 INFO L130 BoogieDeclarations]: Found specification of procedure setClientId [2021-11-23 00:47:48,001 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientId [2021-11-23 00:47:48,001 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 00:47:48,001 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookSize [2021-11-23 00:47:48,002 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookSize [2021-11-23 00:47:48,002 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringUser [2021-11-23 00:47:48,002 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringUser [2021-11-23 00:47:48,002 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringPublicKey [2021-11-23 00:47:48,002 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringPublicKey [2021-11-23 00:47:48,003 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing [2021-11-23 00:47:48,003 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing [2021-11-23 00:47:48,003 INFO L130 BoogieDeclarations]: Found specification of procedure sendEmail [2021-11-23 00:47:48,003 INFO L138 BoogieDeclarations]: Found implementation of procedure sendEmail [2021-11-23 00:47:48,003 INFO L130 BoogieDeclarations]: Found specification of procedure isEncrypted [2021-11-23 00:47:48,004 INFO L138 BoogieDeclarations]: Found implementation of procedure isEncrypted [2021-11-23 00:47:48,004 INFO L130 BoogieDeclarations]: Found specification of procedure setClientPrivateKey [2021-11-23 00:47:48,004 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientPrivateKey [2021-11-23 00:47:48,005 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailTo [2021-11-23 00:47:48,005 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailTo [2021-11-23 00:47:48,005 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 00:47:48,005 INFO L130 BoogieDeclarations]: Found specification of procedure generateKeyPair [2021-11-23 00:47:48,005 INFO L138 BoogieDeclarations]: Found implementation of procedure generateKeyPair [2021-11-23 00:47:48,005 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookAddress [2021-11-23 00:47:48,006 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookAddress [2021-11-23 00:47:48,006 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 00:47:48,006 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 00:47:48,311 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 00:47:48,313 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 00:47:49,188 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 00:47:49,701 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-23 00:47:49,701 INFO L301 CfgBuilder]: Removed 1 assume(true) statements. [2021-11-23 00:47:49,705 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 12:47:49 BoogieIcfgContainer [2021-11-23 00:47:49,705 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-23 00:47:49,706 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-23 00:47:49,706 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-23 00:47:49,718 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-23 00:47:49,718 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 12:47:49" (1/1) ... [2021-11-23 00:47:49,732 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 00:47:49,829 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:47:49,844 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 245 states to 182 states and 245 transitions. [2021-11-23 00:47:49,844 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 245 transitions. [2021-11-23 00:47:49,853 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2021-11-23 00:47:49,854 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:47:49,855 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:47:50,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:47:50,289 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-11-23 00:47:50,401 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:47:50,408 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 243 states to 182 states and 243 transitions. [2021-11-23 00:47:50,410 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 243 transitions. [2021-11-23 00:47:50,417 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2021-11-23 00:47:50,421 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:47:50,422 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:47:50,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:47:50,717 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-11-23 00:47:50,767 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:47:50,770 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 256 states to 184 states and 256 transitions. [2021-11-23 00:47:50,771 INFO L276 IsEmpty]: Start isEmpty. Operand 184 states and 256 transitions. [2021-11-23 00:47:50,775 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2021-11-23 00:47:50,776 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:47:50,776 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:47:50,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:47:50,872 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-11-23 00:47:50,957 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:47:50,966 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 269 states to 187 states and 269 transitions. [2021-11-23 00:47:50,966 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 269 transitions. [2021-11-23 00:47:50,975 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2021-11-23 00:47:50,976 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:47:50,976 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:47:51,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:47:51,155 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-11-23 00:47:51,290 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:47:51,292 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 291 states to 193 states and 291 transitions. [2021-11-23 00:47:51,292 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states and 291 transitions. [2021-11-23 00:47:51,295 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2021-11-23 00:47:51,295 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:47:51,295 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:47:51,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:47:51,431 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2021-11-23 00:47:51,701 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:47:51,703 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 307 states to 198 states and 307 transitions. [2021-11-23 00:47:51,705 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states and 307 transitions. [2021-11-23 00:47:51,709 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2021-11-23 00:47:51,709 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:47:51,709 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:47:51,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:47:51,783 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2021-11-23 00:47:51,815 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:47:51,817 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 313 states to 202 states and 313 transitions. [2021-11-23 00:47:51,817 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 313 transitions. [2021-11-23 00:47:51,824 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2021-11-23 00:47:51,824 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:47:51,825 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:47:51,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:47:51,913 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-11-23 00:47:52,234 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:47:52,240 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 334 states to 209 states and 334 transitions. [2021-11-23 00:47:52,241 INFO L276 IsEmpty]: Start isEmpty. Operand 209 states and 334 transitions. [2021-11-23 00:47:52,245 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2021-11-23 00:47:52,245 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:47:52,246 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:47:52,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:47:52,350 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2021-11-23 00:47:52,482 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:47:52,485 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 337 states to 211 states and 337 transitions. [2021-11-23 00:47:52,485 INFO L276 IsEmpty]: Start isEmpty. Operand 211 states and 337 transitions. [2021-11-23 00:47:52,488 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2021-11-23 00:47:52,495 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:47:52,496 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:47:52,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:47:52,589 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2021-11-23 00:47:52,697 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:47:52,700 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 348 states to 213 states and 348 transitions. [2021-11-23 00:47:52,700 INFO L276 IsEmpty]: Start isEmpty. Operand 213 states and 348 transitions. [2021-11-23 00:47:52,703 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2021-11-23 00:47:52,703 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:47:52,704 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:47:52,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:47:52,818 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-11-23 00:47:52,857 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:47:52,858 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 355 states to 218 states and 355 transitions. [2021-11-23 00:47:52,858 INFO L276 IsEmpty]: Start isEmpty. Operand 218 states and 355 transitions. [2021-11-23 00:47:52,863 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2021-11-23 00:47:52,863 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:47:52,864 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:47:52,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:47:52,943 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-11-23 00:47:53,490 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:47:53,492 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 380 states to 227 states and 380 transitions. [2021-11-23 00:47:53,492 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 380 transitions. [2021-11-23 00:47:53,493 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2021-11-23 00:47:53,494 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:47:53,495 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:47:53,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:47:53,598 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-11-23 00:47:54,015 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:47:54,021 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 398 states to 232 states and 398 transitions. [2021-11-23 00:47:54,021 INFO L276 IsEmpty]: Start isEmpty. Operand 232 states and 398 transitions. [2021-11-23 00:47:54,023 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2021-11-23 00:47:54,023 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:47:54,024 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:47:54,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:47:54,136 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-11-23 00:47:54,988 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:47:54,989 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 426 states to 243 states and 426 transitions. [2021-11-23 00:47:54,990 INFO L276 IsEmpty]: Start isEmpty. Operand 243 states and 426 transitions. [2021-11-23 00:47:54,991 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2021-11-23 00:47:54,992 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:47:54,992 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:47:55,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:47:55,064 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-11-23 00:47:55,277 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:47:55,279 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 437 states to 249 states and 437 transitions. [2021-11-23 00:47:55,279 INFO L276 IsEmpty]: Start isEmpty. Operand 249 states and 437 transitions. [2021-11-23 00:47:55,282 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2021-11-23 00:47:55,282 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:47:55,282 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:47:55,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:47:55,346 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:47:55,621 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:47:55,622 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 445 states to 253 states and 445 transitions. [2021-11-23 00:47:55,623 INFO L276 IsEmpty]: Start isEmpty. Operand 253 states and 445 transitions. [2021-11-23 00:47:55,625 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2021-11-23 00:47:55,625 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:47:55,625 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:47:55,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:47:55,712 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-11-23 00:47:56,796 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:47:56,798 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 474 states to 266 states and 474 transitions. [2021-11-23 00:47:56,798 INFO L276 IsEmpty]: Start isEmpty. Operand 266 states and 474 transitions. [2021-11-23 00:47:56,800 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2021-11-23 00:47:56,800 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:47:56,800 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:47:56,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:47:56,860 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:47:57,288 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:47:57,290 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 490 states to 271 states and 490 transitions. [2021-11-23 00:47:57,291 INFO L276 IsEmpty]: Start isEmpty. Operand 271 states and 490 transitions. [2021-11-23 00:47:57,294 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2021-11-23 00:47:57,294 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:47:57,295 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:47:57,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:47:58,435 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 5 proven. 2 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2021-11-23 00:48:01,421 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:48:01,424 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 628 states to 315 states and 605 transitions. [2021-11-23 00:48:01,424 INFO L276 IsEmpty]: Start isEmpty. Operand 315 states and 605 transitions. [2021-11-23 00:48:01,427 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2021-11-23 00:48:01,427 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:48:01,428 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:48:01,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:48:01,486 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:48:01,845 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:48:01,849 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 638 states to 317 states and 615 transitions. [2021-11-23 00:48:01,849 INFO L276 IsEmpty]: Start isEmpty. Operand 317 states and 615 transitions. [2021-11-23 00:48:01,851 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2021-11-23 00:48:01,851 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:48:01,852 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:48:01,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:48:01,974 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2021-11-23 00:48:02,763 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:48:02,766 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 670 states to 326 states and 647 transitions. [2021-11-23 00:48:02,766 INFO L276 IsEmpty]: Start isEmpty. Operand 326 states and 647 transitions. [2021-11-23 00:48:02,769 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2021-11-23 00:48:02,769 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:48:02,770 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:48:02,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:48:02,831 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:48:03,614 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:48:03,617 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 677 states to 330 states and 654 transitions. [2021-11-23 00:48:03,617 INFO L276 IsEmpty]: Start isEmpty. Operand 330 states and 654 transitions. [2021-11-23 00:48:03,619 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2021-11-23 00:48:03,620 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:48:03,620 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:48:03,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:48:03,761 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-11-23 00:48:04,259 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:48:04,262 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 684 states to 333 states and 661 transitions. [2021-11-23 00:48:04,262 INFO L276 IsEmpty]: Start isEmpty. Operand 333 states and 661 transitions. [2021-11-23 00:48:04,265 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2021-11-23 00:48:04,265 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:48:04,265 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:48:04,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:48:04,347 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2021-11-23 00:48:04,662 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:48:04,665 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 686 states to 335 states and 663 transitions. [2021-11-23 00:48:04,670 INFO L276 IsEmpty]: Start isEmpty. Operand 335 states and 663 transitions. [2021-11-23 00:48:04,672 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2021-11-23 00:48:04,672 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:48:04,673 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:48:04,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:48:04,804 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-11-23 00:48:07,176 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:48:07,179 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 732 states to 350 states and 709 transitions. [2021-11-23 00:48:07,179 INFO L276 IsEmpty]: Start isEmpty. Operand 350 states and 709 transitions. [2021-11-23 00:48:07,182 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2021-11-23 00:48:07,182 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:48:07,183 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:48:07,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:48:07,240 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:48:08,079 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:48:08,082 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 749 states to 355 states and 726 transitions. [2021-11-23 00:48:08,082 INFO L276 IsEmpty]: Start isEmpty. Operand 355 states and 726 transitions. [2021-11-23 00:48:08,085 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2021-11-23 00:48:08,085 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:48:08,085 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:48:08,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:48:08,138 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:48:09,654 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:48:09,657 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 768 states to 362 states and 745 transitions. [2021-11-23 00:48:09,657 INFO L276 IsEmpty]: Start isEmpty. Operand 362 states and 745 transitions. [2021-11-23 00:48:09,660 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2021-11-23 00:48:09,660 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:48:09,660 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:48:09,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:48:09,726 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-11-23 00:48:09,759 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:48:09,762 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 776 states to 367 states and 753 transitions. [2021-11-23 00:48:09,762 INFO L276 IsEmpty]: Start isEmpty. Operand 367 states and 753 transitions. [2021-11-23 00:48:09,764 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2021-11-23 00:48:09,765 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:48:09,765 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:48:09,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:48:09,901 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-11-23 00:48:13,249 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:48:13,252 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 827 states to 384 states and 804 transitions. [2021-11-23 00:48:13,252 INFO L276 IsEmpty]: Start isEmpty. Operand 384 states and 804 transitions. [2021-11-23 00:48:13,255 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2021-11-23 00:48:13,255 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:48:13,256 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:48:13,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:48:13,310 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:48:14,309 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:48:14,312 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 844 states to 389 states and 821 transitions. [2021-11-23 00:48:14,312 INFO L276 IsEmpty]: Start isEmpty. Operand 389 states and 821 transitions. [2021-11-23 00:48:14,315 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2021-11-23 00:48:14,315 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:48:14,315 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:48:14,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:48:14,402 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-11-23 00:48:14,452 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:48:14,455 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 853 states to 394 states and 830 transitions. [2021-11-23 00:48:14,455 INFO L276 IsEmpty]: Start isEmpty. Operand 394 states and 830 transitions. [2021-11-23 00:48:14,458 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2021-11-23 00:48:14,458 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:48:14,458 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:48:14,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:48:14,502 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:48:14,920 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:48:14,923 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 863 states to 396 states and 840 transitions. [2021-11-23 00:48:14,923 INFO L276 IsEmpty]: Start isEmpty. Operand 396 states and 840 transitions. [2021-11-23 00:48:14,925 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2021-11-23 00:48:14,926 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:48:14,926 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:48:14,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:48:14,976 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:48:16,464 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:48:16,469 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 872 states to 401 states and 849 transitions. [2021-11-23 00:48:16,470 INFO L276 IsEmpty]: Start isEmpty. Operand 401 states and 849 transitions. [2021-11-23 00:48:16,473 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2021-11-23 00:48:16,473 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:48:16,473 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:48:16,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:48:16,701 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-11-23 00:48:20,585 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:48:20,588 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 928 states to 420 states and 905 transitions. [2021-11-23 00:48:20,588 INFO L276 IsEmpty]: Start isEmpty. Operand 420 states and 905 transitions. [2021-11-23 00:48:20,591 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2021-11-23 00:48:20,591 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:48:20,591 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:48:20,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:48:20,654 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-11-23 00:48:21,356 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:48:21,359 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 948 states to 426 states and 925 transitions. [2021-11-23 00:48:21,359 INFO L276 IsEmpty]: Start isEmpty. Operand 426 states and 925 transitions. [2021-11-23 00:48:21,362 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2021-11-23 00:48:21,362 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:48:21,363 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:48:21,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:48:21,430 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-11-23 00:48:21,472 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:48:21,475 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 955 states to 431 states and 932 transitions. [2021-11-23 00:48:21,475 INFO L276 IsEmpty]: Start isEmpty. Operand 431 states and 932 transitions. [2021-11-23 00:48:21,478 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2021-11-23 00:48:21,479 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:48:21,479 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:48:21,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:48:21,639 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-11-23 00:48:26,195 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:48:26,197 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1016 states to 452 states and 993 transitions. [2021-11-23 00:48:26,198 INFO L276 IsEmpty]: Start isEmpty. Operand 452 states and 993 transitions. [2021-11-23 00:48:26,200 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2021-11-23 00:48:26,200 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:48:26,200 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:48:26,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:48:26,253 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2021-11-23 00:48:26,806 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:48:26,809 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1042 states to 460 states and 1019 transitions. [2021-11-23 00:48:26,809 INFO L276 IsEmpty]: Start isEmpty. Operand 460 states and 1019 transitions. [2021-11-23 00:48:26,812 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2021-11-23 00:48:26,812 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:48:26,813 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:48:26,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:48:26,871 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2021-11-23 00:48:27,454 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:48:27,456 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1057 states to 463 states and 1034 transitions. [2021-11-23 00:48:27,457 INFO L276 IsEmpty]: Start isEmpty. Operand 463 states and 1034 transitions. [2021-11-23 00:48:27,459 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2021-11-23 00:48:27,459 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:48:27,459 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:48:27,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:48:30,143 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2021-11-23 00:48:44,591 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:48:44,593 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1176 states to 495 states and 1136 transitions. [2021-11-23 00:48:44,594 INFO L276 IsEmpty]: Start isEmpty. Operand 495 states and 1136 transitions. [2021-11-23 00:48:44,596 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2021-11-23 00:48:44,596 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:48:44,597 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:48:44,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:48:46,137 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2021-11-23 00:49:03,304 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:49:03,308 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1285 states to 522 states and 1228 transitions. [2021-11-23 00:49:03,309 INFO L276 IsEmpty]: Start isEmpty. Operand 522 states and 1228 transitions. [2021-11-23 00:49:03,312 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2021-11-23 00:49:03,312 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:49:03,312 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:49:03,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:49:03,517 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2021-11-23 00:49:04,567 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:49:04,571 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1300 states to 524 states and 1243 transitions. [2021-11-23 00:49:04,572 INFO L276 IsEmpty]: Start isEmpty. Operand 524 states and 1243 transitions. [2021-11-23 00:49:04,575 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2021-11-23 00:49:04,575 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:49:04,576 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:49:04,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:49:05,198 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2021-11-23 00:49:10,705 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:49:10,707 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1346 states to 534 states and 1289 transitions. [2021-11-23 00:49:10,707 INFO L276 IsEmpty]: Start isEmpty. Operand 534 states and 1289 transitions. [2021-11-23 00:49:10,709 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2021-11-23 00:49:10,710 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:49:10,710 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:49:10,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:49:10,827 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2021-11-23 00:49:12,361 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:49:12,364 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1348 states to 536 states and 1291 transitions. [2021-11-23 00:49:12,364 INFO L276 IsEmpty]: Start isEmpty. Operand 536 states and 1291 transitions. [2021-11-23 00:49:12,367 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2021-11-23 00:49:12,367 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:49:12,367 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:49:12,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:49:12,573 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2021-11-23 00:49:17,983 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:49:17,986 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1388 states to 547 states and 1331 transitions. [2021-11-23 00:49:17,987 INFO L276 IsEmpty]: Start isEmpty. Operand 547 states and 1331 transitions. [2021-11-23 00:49:17,990 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2021-11-23 00:49:17,990 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:49:17,991 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:49:18,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:49:18,076 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-11-23 00:49:18,903 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:49:18,906 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1400 states to 549 states and 1343 transitions. [2021-11-23 00:49:18,906 INFO L276 IsEmpty]: Start isEmpty. Operand 549 states and 1343 transitions. [2021-11-23 00:49:18,909 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2021-11-23 00:49:18,909 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:49:18,909 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:49:18,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:49:18,964 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2021-11-23 00:49:21,445 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:49:21,447 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1414 states to 553 states and 1357 transitions. [2021-11-23 00:49:21,447 INFO L276 IsEmpty]: Start isEmpty. Operand 553 states and 1357 transitions. [2021-11-23 00:49:21,450 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2021-11-23 00:49:21,450 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:49:21,451 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:49:21,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:49:21,505 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2021-11-23 00:49:23,689 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:49:23,692 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1431 states to 557 states and 1374 transitions. [2021-11-23 00:49:23,692 INFO L276 IsEmpty]: Start isEmpty. Operand 557 states and 1374 transitions. [2021-11-23 00:49:23,696 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2021-11-23 00:49:23,696 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:49:23,696 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:49:23,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:49:24,065 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-11-23 00:49:36,277 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:49:36,280 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1505 states to 580 states and 1448 transitions. [2021-11-23 00:49:36,280 INFO L276 IsEmpty]: Start isEmpty. Operand 580 states and 1448 transitions. [2021-11-23 00:49:36,282 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2021-11-23 00:49:36,282 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:49:36,282 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:49:36,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:49:36,330 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:49:40,280 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:49:40,284 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1525 states to 587 states and 1468 transitions. [2021-11-23 00:49:40,284 INFO L276 IsEmpty]: Start isEmpty. Operand 587 states and 1468 transitions. [2021-11-23 00:49:40,287 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2021-11-23 00:49:40,288 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:49:40,288 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:49:40,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:49:40,339 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2021-11-23 00:49:43,538 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:49:43,541 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1551 states to 594 states and 1494 transitions. [2021-11-23 00:49:43,542 INFO L276 IsEmpty]: Start isEmpty. Operand 594 states and 1494 transitions. [2021-11-23 00:49:43,544 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2021-11-23 00:49:43,545 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:49:43,545 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:49:43,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:49:43,595 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:49:44,591 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:49:44,595 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1558 states to 596 states and 1501 transitions. [2021-11-23 00:49:44,595 INFO L276 IsEmpty]: Start isEmpty. Operand 596 states and 1501 transitions. [2021-11-23 00:49:44,598 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2021-11-23 00:49:44,598 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:49:44,598 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:49:44,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:49:44,657 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:49:50,459 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:49:50,463 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1582 states to 606 states and 1525 transitions. [2021-11-23 00:49:50,463 INFO L276 IsEmpty]: Start isEmpty. Operand 606 states and 1525 transitions. [2021-11-23 00:49:50,467 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2021-11-23 00:49:50,467 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:49:50,468 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:49:50,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:49:50,550 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2021-11-23 00:49:55,288 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:49:55,291 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1610 states to 614 states and 1553 transitions. [2021-11-23 00:49:55,291 INFO L276 IsEmpty]: Start isEmpty. Operand 614 states and 1553 transitions. [2021-11-23 00:49:55,294 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2021-11-23 00:49:55,294 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:49:55,294 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:49:55,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:49:55,367 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2021-11-23 00:49:57,886 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:49:57,888 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1633 states to 618 states and 1576 transitions. [2021-11-23 00:49:57,888 INFO L276 IsEmpty]: Start isEmpty. Operand 618 states and 1576 transitions. [2021-11-23 00:49:57,890 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2021-11-23 00:49:57,891 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:49:57,891 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:49:57,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:49:57,974 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2021-11-23 00:49:58,690 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:49:58,693 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1644 states to 622 states and 1587 transitions. [2021-11-23 00:49:58,693 INFO L276 IsEmpty]: Start isEmpty. Operand 622 states and 1587 transitions. [2021-11-23 00:49:58,696 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2021-11-23 00:49:58,697 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:49:58,697 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:49:58,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:49:58,769 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2021-11-23 00:49:59,706 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:49:59,709 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1648 states to 623 states and 1591 transitions. [2021-11-23 00:49:59,710 INFO L276 IsEmpty]: Start isEmpty. Operand 623 states and 1591 transitions. [2021-11-23 00:49:59,712 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2021-11-23 00:49:59,713 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:49:59,713 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:49:59,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:50:00,087 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 14 proven. 3 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-11-23 00:50:04,593 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:50:04,596 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1688 states to 630 states and 1631 transitions. [2021-11-23 00:50:04,597 INFO L276 IsEmpty]: Start isEmpty. Operand 630 states and 1631 transitions. [2021-11-23 00:50:04,602 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2021-11-23 00:50:04,602 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:50:04,602 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:50:04,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:50:04,654 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2021-11-23 00:50:08,594 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:50:08,597 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1699 states to 636 states and 1642 transitions. [2021-11-23 00:50:08,597 INFO L276 IsEmpty]: Start isEmpty. Operand 636 states and 1642 transitions. [2021-11-23 00:50:08,600 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2021-11-23 00:50:08,600 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:50:08,601 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:50:08,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:50:08,808 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 5 proven. 2 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2021-11-23 00:50:11,223 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:50:11,226 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1714 states to 642 states and 1657 transitions. [2021-11-23 00:50:11,226 INFO L276 IsEmpty]: Start isEmpty. Operand 642 states and 1657 transitions. [2021-11-23 00:50:11,229 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2021-11-23 00:50:11,230 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:50:11,230 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:50:11,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:50:11,371 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2021-11-23 00:50:15,607 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:50:15,609 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1733 states to 648 states and 1676 transitions. [2021-11-23 00:50:15,609 INFO L276 IsEmpty]: Start isEmpty. Operand 648 states and 1676 transitions. [2021-11-23 00:50:15,611 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2021-11-23 00:50:15,612 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:50:15,612 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:50:15,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:50:15,669 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2021-11-23 00:50:16,209 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:50:16,211 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1733 states to 649 states and 1676 transitions. [2021-11-23 00:50:16,211 INFO L276 IsEmpty]: Start isEmpty. Operand 649 states and 1676 transitions. [2021-11-23 00:50:16,213 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2021-11-23 00:50:16,213 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:50:16,214 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:50:16,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:50:16,425 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2021-11-23 00:50:17,727 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:50:17,729 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1743 states to 653 states and 1686 transitions. [2021-11-23 00:50:17,729 INFO L276 IsEmpty]: Start isEmpty. Operand 653 states and 1686 transitions. [2021-11-23 00:50:17,731 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2021-11-23 00:50:17,731 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:50:17,731 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:50:17,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:50:17,803 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 14 proven. 3 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-11-23 00:50:18,694 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:50:18,695 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1755 states to 655 states and 1698 transitions. [2021-11-23 00:50:18,696 INFO L276 IsEmpty]: Start isEmpty. Operand 655 states and 1698 transitions. [2021-11-23 00:50:18,698 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2021-11-23 00:50:18,698 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:50:18,699 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:50:18,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:50:18,896 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2021-11-23 00:50:23,013 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:50:23,015 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1793 states to 664 states and 1736 transitions. [2021-11-23 00:50:23,015 INFO L276 IsEmpty]: Start isEmpty. Operand 664 states and 1736 transitions. [2021-11-23 00:50:23,018 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2021-11-23 00:50:23,018 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:50:23,018 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:50:23,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:50:23,066 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2021-11-23 00:50:23,902 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:50:23,904 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1807 states to 666 states and 1750 transitions. [2021-11-23 00:50:23,904 INFO L276 IsEmpty]: Start isEmpty. Operand 666 states and 1750 transitions. [2021-11-23 00:50:23,907 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2021-11-23 00:50:23,907 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:50:23,908 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:50:23,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:50:23,946 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2021-11-23 00:50:28,697 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:50:28,699 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1823 states to 671 states and 1766 transitions. [2021-11-23 00:50:28,699 INFO L276 IsEmpty]: Start isEmpty. Operand 671 states and 1766 transitions. [2021-11-23 00:50:28,701 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2021-11-23 00:50:28,701 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:50:28,701 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:50:28,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:50:28,744 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2021-11-23 00:50:31,150 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:50:31,151 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1834 states to 674 states and 1777 transitions. [2021-11-23 00:50:31,151 INFO L276 IsEmpty]: Start isEmpty. Operand 674 states and 1777 transitions. [2021-11-23 00:50:31,153 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2021-11-23 00:50:31,153 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:50:31,154 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:50:31,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:50:31,186 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2021-11-23 00:50:33,431 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:50:33,434 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1838 states to 676 states and 1781 transitions. [2021-11-23 00:50:33,435 INFO L276 IsEmpty]: Start isEmpty. Operand 676 states and 1781 transitions. [2021-11-23 00:50:33,438 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2021-11-23 00:50:33,439 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:50:33,439 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:50:33,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:50:33,510 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2021-11-23 00:50:35,190 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:50:35,192 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1847 states to 680 states and 1790 transitions. [2021-11-23 00:50:35,192 INFO L276 IsEmpty]: Start isEmpty. Operand 680 states and 1790 transitions. [2021-11-23 00:50:35,194 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2021-11-23 00:50:35,194 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:50:35,194 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:50:35,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:50:35,311 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-11-23 00:50:41,838 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:50:41,840 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1868 states to 690 states and 1811 transitions. [2021-11-23 00:50:41,840 INFO L276 IsEmpty]: Start isEmpty. Operand 690 states and 1811 transitions. [2021-11-23 00:50:41,843 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2021-11-23 00:50:41,844 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:50:41,844 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:50:41,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:50:41,895 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2021-11-23 00:50:45,023 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:50:45,026 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1896 states to 698 states and 1839 transitions. [2021-11-23 00:50:45,026 INFO L276 IsEmpty]: Start isEmpty. Operand 698 states and 1839 transitions. [2021-11-23 00:50:45,029 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2021-11-23 00:50:45,029 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:50:45,030 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:50:45,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:50:45,081 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2021-11-23 00:50:50,709 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:50:50,712 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1929 states to 706 states and 1872 transitions. [2021-11-23 00:50:50,712 INFO L276 IsEmpty]: Start isEmpty. Operand 706 states and 1872 transitions. [2021-11-23 00:50:50,714 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2021-11-23 00:50:50,714 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:50:50,715 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:50:50,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:50:50,764 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:50:59,842 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:50:59,844 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1964 states to 719 states and 1907 transitions. [2021-11-23 00:50:59,844 INFO L276 IsEmpty]: Start isEmpty. Operand 719 states and 1907 transitions. [2021-11-23 00:50:59,846 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2021-11-23 00:50:59,846 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:50:59,847 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:50:59,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:50:59,884 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2021-11-23 00:51:01,867 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:51:01,869 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1968 states to 721 states and 1911 transitions. [2021-11-23 00:51:01,870 INFO L276 IsEmpty]: Start isEmpty. Operand 721 states and 1911 transitions. [2021-11-23 00:51:01,873 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2021-11-23 00:51:01,873 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:51:01,874 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:51:01,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:51:01,923 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2021-11-23 00:51:04,147 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:51:04,150 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1972 states to 723 states and 1915 transitions. [2021-11-23 00:51:04,150 INFO L276 IsEmpty]: Start isEmpty. Operand 723 states and 1915 transitions. [2021-11-23 00:51:04,153 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2021-11-23 00:51:04,154 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:51:04,154 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:51:04,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:51:04,203 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2021-11-23 00:51:06,046 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:51:06,048 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1976 states to 725 states and 1919 transitions. [2021-11-23 00:51:06,049 INFO L276 IsEmpty]: Start isEmpty. Operand 725 states and 1919 transitions. [2021-11-23 00:51:06,052 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2021-11-23 00:51:06,052 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:51:06,052 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:51:06,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:51:06,085 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:51:06,588 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:51:06,589 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1984 states to 728 states and 1927 transitions. [2021-11-23 00:51:06,590 INFO L276 IsEmpty]: Start isEmpty. Operand 728 states and 1927 transitions. [2021-11-23 00:51:06,592 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2021-11-23 00:51:06,592 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:51:06,592 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:51:06,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:51:06,634 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2021-11-23 00:51:08,903 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:51:08,905 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1988 states to 730 states and 1931 transitions. [2021-11-23 00:51:08,905 INFO L276 IsEmpty]: Start isEmpty. Operand 730 states and 1931 transitions. [2021-11-23 00:51:08,908 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2021-11-23 00:51:08,908 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:51:08,909 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:51:08,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:51:08,958 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:51:09,950 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:51:09,953 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1994 states to 732 states and 1937 transitions. [2021-11-23 00:51:09,954 INFO L276 IsEmpty]: Start isEmpty. Operand 732 states and 1937 transitions. [2021-11-23 00:51:09,957 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2021-11-23 00:51:09,958 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:51:09,958 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:51:09,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:51:10,036 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2021-11-23 00:51:17,278 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:51:17,283 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2030 states to 742 states and 1973 transitions. [2021-11-23 00:51:17,283 INFO L276 IsEmpty]: Start isEmpty. Operand 742 states and 1973 transitions. [2021-11-23 00:51:17,286 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2021-11-23 00:51:17,287 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:51:17,287 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:51:17,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:51:17,365 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2021-11-23 00:51:23,744 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:51:23,746 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2057 states to 749 states and 2000 transitions. [2021-11-23 00:51:23,746 INFO L276 IsEmpty]: Start isEmpty. Operand 749 states and 2000 transitions. [2021-11-23 00:51:23,749 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2021-11-23 00:51:23,749 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:51:23,749 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:51:23,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:51:23,792 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2021-11-23 00:51:28,858 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:51:28,861 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2094 states to 758 states and 2037 transitions. [2021-11-23 00:51:28,861 INFO L276 IsEmpty]: Start isEmpty. Operand 758 states and 2037 transitions. [2021-11-23 00:51:28,865 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2021-11-23 00:51:28,865 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:51:28,865 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:51:28,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:51:29,090 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:51:35,128 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:51:35,130 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2135 states to 766 states and 2078 transitions. [2021-11-23 00:51:35,130 INFO L276 IsEmpty]: Start isEmpty. Operand 766 states and 2078 transitions. [2021-11-23 00:51:35,132 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2021-11-23 00:51:35,132 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:51:35,133 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:51:35,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:51:35,171 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2021-11-23 00:51:36,264 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:51:36,266 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2148 states to 768 states and 2091 transitions. [2021-11-23 00:51:36,266 INFO L276 IsEmpty]: Start isEmpty. Operand 768 states and 2091 transitions. [2021-11-23 00:51:36,269 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2021-11-23 00:51:36,270 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:51:36,270 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:51:36,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:51:36,327 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2021-11-23 00:51:41,857 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:51:42,021 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2164 states to 773 states and 2107 transitions. [2021-11-23 00:51:42,021 INFO L276 IsEmpty]: Start isEmpty. Operand 773 states and 2107 transitions. [2021-11-23 00:51:42,024 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2021-11-23 00:51:42,024 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:51:42,024 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:51:42,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:51:42,133 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2021-11-23 00:51:44,296 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:51:44,298 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2172 states to 775 states and 2115 transitions. [2021-11-23 00:51:44,298 INFO L276 IsEmpty]: Start isEmpty. Operand 775 states and 2115 transitions. [2021-11-23 00:51:44,301 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2021-11-23 00:51:44,301 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:51:44,301 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:51:44,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:51:44,347 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2021-11-23 00:51:45,575 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:51:45,577 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2176 states to 776 states and 2119 transitions. [2021-11-23 00:51:45,577 INFO L276 IsEmpty]: Start isEmpty. Operand 776 states and 2119 transitions. [2021-11-23 00:51:45,579 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2021-11-23 00:51:45,579 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:51:45,579 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:51:45,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:51:45,615 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2021-11-23 00:51:47,898 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:51:47,901 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2181 states to 778 states and 2124 transitions. [2021-11-23 00:51:47,902 INFO L276 IsEmpty]: Start isEmpty. Operand 778 states and 2124 transitions. [2021-11-23 00:51:47,904 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2021-11-23 00:51:47,904 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:51:47,905 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:51:47,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:51:47,970 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2021-11-23 00:51:48,037 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:51:48,039 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2195 states to 783 states and 2138 transitions. [2021-11-23 00:51:48,039 INFO L276 IsEmpty]: Start isEmpty. Operand 783 states and 2138 transitions. [2021-11-23 00:51:48,041 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2021-11-23 00:51:48,041 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:51:48,041 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:51:48,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:51:48,692 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 15 proven. 3 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-11-23 00:51:52,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:51:52,553 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2204 states to 788 states and 2147 transitions. [2021-11-23 00:51:52,553 INFO L276 IsEmpty]: Start isEmpty. Operand 788 states and 2147 transitions. [2021-11-23 00:51:52,555 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2021-11-23 00:51:52,555 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:51:52,555 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:51:52,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:51:52,601 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:51:54,498 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:51:54,500 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2218 states to 793 states and 2161 transitions. [2021-11-23 00:51:54,500 INFO L276 IsEmpty]: Start isEmpty. Operand 793 states and 2161 transitions. [2021-11-23 00:51:54,502 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2021-11-23 00:51:54,502 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:51:54,510 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:51:54,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:51:54,650 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 5 proven. 2 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2021-11-23 00:51:54,761 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:51:54,763 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2228 states to 798 states and 2171 transitions. [2021-11-23 00:51:54,764 INFO L276 IsEmpty]: Start isEmpty. Operand 798 states and 2171 transitions. [2021-11-23 00:51:54,766 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2021-11-23 00:51:54,766 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:51:54,766 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:51:54,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:51:54,821 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:51:56,196 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:51:56,199 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2233 states to 800 states and 2176 transitions. [2021-11-23 00:51:56,200 INFO L276 IsEmpty]: Start isEmpty. Operand 800 states and 2176 transitions. [2021-11-23 00:51:56,202 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2021-11-23 00:51:56,202 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:51:56,203 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:51:56,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:51:56,249 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:52:05,100 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:52:05,102 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2261 states to 811 states and 2204 transitions. [2021-11-23 00:52:05,102 INFO L276 IsEmpty]: Start isEmpty. Operand 811 states and 2204 transitions. [2021-11-23 00:52:05,104 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2021-11-23 00:52:05,104 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:52:05,104 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:52:05,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:52:05,150 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2021-11-23 00:52:12,553 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:52:12,555 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2296 states to 821 states and 2239 transitions. [2021-11-23 00:52:12,556 INFO L276 IsEmpty]: Start isEmpty. Operand 821 states and 2239 transitions. [2021-11-23 00:52:12,557 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2021-11-23 00:52:12,557 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:52:12,557 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:52:12,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:52:12,600 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2021-11-23 00:52:18,996 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:52:18,997 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2323 states to 828 states and 2266 transitions. [2021-11-23 00:52:18,997 INFO L276 IsEmpty]: Start isEmpty. Operand 828 states and 2266 transitions. [2021-11-23 00:52:18,999 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2021-11-23 00:52:18,999 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:52:18,999 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:52:19,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:52:19,574 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 7 proven. 2 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2021-11-23 00:52:26,314 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:52:26,317 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2348 states to 834 states and 2291 transitions. [2021-11-23 00:52:26,317 INFO L276 IsEmpty]: Start isEmpty. Operand 834 states and 2291 transitions. [2021-11-23 00:52:26,486 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2021-11-23 00:52:26,486 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:52:26,486 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:52:26,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:52:26,643 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2021-11-23 00:52:26,775 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:52:26,777 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2366 states to 839 states and 2309 transitions. [2021-11-23 00:52:26,778 INFO L276 IsEmpty]: Start isEmpty. Operand 839 states and 2309 transitions. [2021-11-23 00:52:26,780 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2021-11-23 00:52:26,780 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:52:26,781 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:52:26,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:52:26,825 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:52:30,639 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:52:30,640 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2377 states to 845 states and 2320 transitions. [2021-11-23 00:52:30,640 INFO L276 IsEmpty]: Start isEmpty. Operand 845 states and 2320 transitions. [2021-11-23 00:52:30,641 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2021-11-23 00:52:30,641 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:52:30,642 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:52:30,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:52:30,676 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2021-11-23 00:52:35,779 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:52:35,780 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2387 states to 851 states and 2330 transitions. [2021-11-23 00:52:35,780 INFO L276 IsEmpty]: Start isEmpty. Operand 851 states and 2330 transitions. [2021-11-23 00:52:35,782 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2021-11-23 00:52:35,782 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:52:35,782 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:52:35,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:52:35,818 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2021-11-23 00:52:40,665 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:52:40,667 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2401 states to 857 states and 2344 transitions. [2021-11-23 00:52:40,667 INFO L276 IsEmpty]: Start isEmpty. Operand 857 states and 2344 transitions. [2021-11-23 00:52:40,670 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2021-11-23 00:52:40,670 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:52:40,670 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:52:40,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:52:40,753 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2021-11-23 00:53:07,520 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:53:07,523 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2473 states to 888 states and 2416 transitions. [2021-11-23 00:53:07,523 INFO L276 IsEmpty]: Start isEmpty. Operand 888 states and 2416 transitions. [2021-11-23 00:53:07,526 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2021-11-23 00:53:07,526 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:53:07,526 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:53:07,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:53:07,570 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2021-11-23 00:53:12,290 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:53:12,292 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2483 states to 894 states and 2426 transitions. [2021-11-23 00:53:12,292 INFO L276 IsEmpty]: Start isEmpty. Operand 894 states and 2426 transitions. [2021-11-23 00:53:12,293 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2021-11-23 00:53:12,294 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:53:12,294 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:53:12,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:53:12,336 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2021-11-23 00:53:24,350 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:53:24,352 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2513 states to 907 states and 2456 transitions. [2021-11-23 00:53:24,352 INFO L276 IsEmpty]: Start isEmpty. Operand 907 states and 2456 transitions. [2021-11-23 00:53:24,355 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2021-11-23 00:53:24,355 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:53:24,355 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:53:24,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:53:24,398 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:53:26,499 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:53:26,501 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2525 states to 912 states and 2468 transitions. [2021-11-23 00:53:26,501 INFO L276 IsEmpty]: Start isEmpty. Operand 912 states and 2468 transitions. [2021-11-23 00:53:26,503 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2021-11-23 00:53:26,503 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:53:26,503 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:53:26,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:53:26,546 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2021-11-23 00:53:31,348 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:53:31,350 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2535 states to 918 states and 2478 transitions. [2021-11-23 00:53:31,351 INFO L276 IsEmpty]: Start isEmpty. Operand 918 states and 2478 transitions. [2021-11-23 00:53:31,353 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2021-11-23 00:53:31,354 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:53:31,354 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:53:31,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:53:31,664 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2021-11-23 00:53:44,855 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:53:44,857 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2593 states to 931 states and 2536 transitions. [2021-11-23 00:53:44,857 INFO L276 IsEmpty]: Start isEmpty. Operand 931 states and 2536 transitions. [2021-11-23 00:53:44,859 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2021-11-23 00:53:44,859 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:53:44,859 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:53:44,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:53:44,896 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2021-11-23 00:53:51,450 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:53:51,452 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2608 states to 937 states and 2551 transitions. [2021-11-23 00:53:51,452 INFO L276 IsEmpty]: Start isEmpty. Operand 937 states and 2551 transitions. [2021-11-23 00:53:51,454 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2021-11-23 00:53:51,454 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:53:51,454 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:53:51,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:53:51,496 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2021-11-23 00:53:58,139 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:53:58,141 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2632 states to 943 states and 2575 transitions. [2021-11-23 00:53:58,141 INFO L276 IsEmpty]: Start isEmpty. Operand 943 states and 2575 transitions. [2021-11-23 00:53:58,143 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2021-11-23 00:53:58,143 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:53:58,144 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:53:58,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:53:58,185 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2021-11-23 00:54:01,106 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:01,109 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2636 states to 945 states and 2579 transitions. [2021-11-23 00:54:01,109 INFO L276 IsEmpty]: Start isEmpty. Operand 945 states and 2579 transitions. [2021-11-23 00:54:01,111 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2021-11-23 00:54:01,112 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:01,112 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:01,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:01,163 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2021-11-23 00:54:03,514 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:03,516 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2648 states to 950 states and 2591 transitions. [2021-11-23 00:54:03,517 INFO L276 IsEmpty]: Start isEmpty. Operand 950 states and 2591 transitions. [2021-11-23 00:54:03,519 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2021-11-23 00:54:03,520 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:03,520 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:03,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:03,601 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2021-11-23 00:54:32,791 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:32,793 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2730 states to 979 states and 2673 transitions. [2021-11-23 00:54:32,793 INFO L276 IsEmpty]: Start isEmpty. Operand 979 states and 2673 transitions. [2021-11-23 00:54:32,795 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2021-11-23 00:54:32,795 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:32,796 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:32,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:32,881 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2021-11-23 00:54:35,671 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:35,673 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2764 states to 986 states and 2707 transitions. [2021-11-23 00:54:35,673 INFO L276 IsEmpty]: Start isEmpty. Operand 986 states and 2707 transitions. [2021-11-23 00:54:35,675 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2021-11-23 00:54:35,675 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:35,675 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:35,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:36,121 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2021-11-23 00:54:41,030 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:41,032 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2780 states to 992 states and 2723 transitions. [2021-11-23 00:54:41,032 INFO L276 IsEmpty]: Start isEmpty. Operand 992 states and 2723 transitions. [2021-11-23 00:54:41,034 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2021-11-23 00:54:41,034 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:41,034 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:41,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:41,217 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2021-11-23 00:54:46,610 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:46,612 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2796 states to 998 states and 2739 transitions. [2021-11-23 00:54:46,612 INFO L276 IsEmpty]: Start isEmpty. Operand 998 states and 2739 transitions. [2021-11-23 00:54:46,614 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2021-11-23 00:54:46,617 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:46,617 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:46,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:46,675 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2021-11-23 00:54:46,769 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:46,772 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2806 states to 1003 states and 2749 transitions. [2021-11-23 00:54:46,772 INFO L276 IsEmpty]: Start isEmpty. Operand 1003 states and 2749 transitions. [2021-11-23 00:54:46,775 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2021-11-23 00:54:46,776 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:46,776 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:46,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:46,820 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:54:52,688 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:52,690 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2818 states to 1009 states and 2761 transitions. [2021-11-23 00:54:52,690 INFO L276 IsEmpty]: Start isEmpty. Operand 1009 states and 2761 transitions. [2021-11-23 00:54:52,692 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2021-11-23 00:54:52,692 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:52,692 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:52,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:52,717 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:54:57,191 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:57,193 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2830 states to 1015 states and 2773 transitions. [2021-11-23 00:54:57,193 INFO L276 IsEmpty]: Start isEmpty. Operand 1015 states and 2773 transitions. [2021-11-23 00:54:57,195 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2021-11-23 00:54:57,196 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:57,196 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:57,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:57,234 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:55:02,716 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:02,719 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2841 states to 1021 states and 2784 transitions. [2021-11-23 00:55:02,719 INFO L276 IsEmpty]: Start isEmpty. Operand 1021 states and 2784 transitions. [2021-11-23 00:55:02,722 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2021-11-23 00:55:02,722 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:02,722 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:02,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:02,840 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 5 proven. 2 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2021-11-23 00:55:03,828 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:03,830 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2850 states to 1026 states and 2793 transitions. [2021-11-23 00:55:03,830 INFO L276 IsEmpty]: Start isEmpty. Operand 1026 states and 2793 transitions. [2021-11-23 00:55:03,832 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2021-11-23 00:55:03,832 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:03,832 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:03,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:03,872 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:55:05,395 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:05,397 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2853 states to 1028 states and 2796 transitions. [2021-11-23 00:55:05,397 INFO L276 IsEmpty]: Start isEmpty. Operand 1028 states and 2796 transitions. [2021-11-23 00:55:05,399 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2021-11-23 00:55:05,399 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:05,399 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:05,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:05,430 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:55:11,943 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:11,945 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2867 states to 1034 states and 2810 transitions. [2021-11-23 00:55:11,945 INFO L276 IsEmpty]: Start isEmpty. Operand 1034 states and 2810 transitions. [2021-11-23 00:55:11,946 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2021-11-23 00:55:11,946 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:11,946 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:11,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:11,979 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:55:23,683 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:23,685 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2890 states to 1045 states and 2833 transitions. [2021-11-23 00:55:23,686 INFO L276 IsEmpty]: Start isEmpty. Operand 1045 states and 2833 transitions. [2021-11-23 00:55:23,688 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2021-11-23 00:55:23,689 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:23,689 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:23,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:23,751 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2021-11-23 00:55:27,891 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:27,893 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2911 states to 1049 states and 2854 transitions. [2021-11-23 00:55:27,893 INFO L276 IsEmpty]: Start isEmpty. Operand 1049 states and 2854 transitions. [2021-11-23 00:55:27,895 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2021-11-23 00:55:27,895 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:27,895 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:27,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:27,943 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2021-11-23 00:55:32,004 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:32,006 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2944 states to 1053 states and 2887 transitions. [2021-11-23 00:55:32,006 INFO L276 IsEmpty]: Start isEmpty. Operand 1053 states and 2887 transitions. [2021-11-23 00:55:32,008 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2021-11-23 00:55:32,008 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:32,009 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:32,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:32,059 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2021-11-23 00:55:34,560 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:34,562 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2948 states to 1055 states and 2891 transitions. [2021-11-23 00:55:34,562 INFO L276 IsEmpty]: Start isEmpty. Operand 1055 states and 2891 transitions. [2021-11-23 00:55:34,564 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2021-11-23 00:55:34,564 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:34,565 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:34,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:34,753 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2021-11-23 00:55:42,781 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:42,785 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2998 states to 1061 states and 2941 transitions. [2021-11-23 00:55:42,785 INFO L276 IsEmpty]: Start isEmpty. Operand 1061 states and 2941 transitions. [2021-11-23 00:55:42,788 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2021-11-23 00:55:42,788 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:42,789 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:42,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:42,975 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2021-11-23 00:55:48,051 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:48,053 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3036 states to 1069 states and 2979 transitions. [2021-11-23 00:55:48,053 INFO L276 IsEmpty]: Start isEmpty. Operand 1069 states and 2979 transitions. [2021-11-23 00:55:48,055 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2021-11-23 00:55:48,056 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:48,056 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:48,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:48,220 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2021-11-23 00:55:51,412 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:51,414 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3046 states to 1071 states and 2989 transitions. [2021-11-23 00:55:51,414 INFO L276 IsEmpty]: Start isEmpty. Operand 1071 states and 2989 transitions. [2021-11-23 00:55:51,416 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2021-11-23 00:55:51,416 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:51,416 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:51,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:51,465 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2021-11-23 00:55:52,677 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:52,679 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3048 states to 1072 states and 2991 transitions. [2021-11-23 00:55:52,679 INFO L276 IsEmpty]: Start isEmpty. Operand 1072 states and 2991 transitions. [2021-11-23 00:55:52,680 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2021-11-23 00:55:52,680 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:52,681 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:52,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:52,721 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2021-11-23 00:55:54,255 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:54,257 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3049 states to 1073 states and 2992 transitions. [2021-11-23 00:55:54,258 INFO L276 IsEmpty]: Start isEmpty. Operand 1073 states and 2992 transitions. [2021-11-23 00:55:54,260 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2021-11-23 00:55:54,260 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:54,260 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:54,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:54,414 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2021-11-23 00:55:55,723 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:55,725 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3050 states to 1074 states and 2993 transitions. [2021-11-23 00:55:55,725 INFO L276 IsEmpty]: Start isEmpty. Operand 1074 states and 2993 transitions. [2021-11-23 00:55:55,727 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2021-11-23 00:55:55,727 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:55,727 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:55,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:55,773 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2021-11-23 00:55:57,438 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:57,440 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3066 states to 1076 states and 3009 transitions. [2021-11-23 00:55:57,440 INFO L276 IsEmpty]: Start isEmpty. Operand 1076 states and 3009 transitions. [2021-11-23 00:55:57,442 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2021-11-23 00:55:57,442 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:57,443 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:57,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:57,487 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2021-11-23 00:55:58,877 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:58,879 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3081 states to 1078 states and 3024 transitions. [2021-11-23 00:55:58,879 INFO L276 IsEmpty]: Start isEmpty. Operand 1078 states and 3024 transitions. [2021-11-23 00:55:58,882 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2021-11-23 00:55:58,882 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:58,882 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:58,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:59,020 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2021-11-23 00:56:00,774 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:00,776 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3098 states to 1080 states and 3041 transitions. [2021-11-23 00:56:00,776 INFO L276 IsEmpty]: Start isEmpty. Operand 1080 states and 3041 transitions. [2021-11-23 00:56:00,778 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2021-11-23 00:56:00,778 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:00,778 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:00,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:00,822 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2021-11-23 00:56:08,487 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:08,490 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3132 states to 1089 states and 3075 transitions. [2021-11-23 00:56:08,490 INFO L276 IsEmpty]: Start isEmpty. Operand 1089 states and 3075 transitions. [2021-11-23 00:56:08,493 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2021-11-23 00:56:08,493 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:08,494 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:08,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:08,543 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2021-11-23 00:56:18,103 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:18,104 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3155 states to 1096 states and 3098 transitions. [2021-11-23 00:56:18,104 INFO L276 IsEmpty]: Start isEmpty. Operand 1096 states and 3098 transitions. [2021-11-23 00:56:18,106 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2021-11-23 00:56:18,106 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:18,106 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:18,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:18,133 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2021-11-23 00:56:20,463 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:20,465 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3157 states to 1098 states and 3100 transitions. [2021-11-23 00:56:20,465 INFO L276 IsEmpty]: Start isEmpty. Operand 1098 states and 3100 transitions. [2021-11-23 00:56:20,467 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2021-11-23 00:56:20,467 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:20,468 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:20,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:20,501 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2021-11-23 00:56:24,648 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:24,651 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3160 states to 1100 states and 3103 transitions. [2021-11-23 00:56:24,651 INFO L276 IsEmpty]: Start isEmpty. Operand 1100 states and 3103 transitions. [2021-11-23 00:56:24,654 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2021-11-23 00:56:24,654 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:24,654 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:24,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:24,691 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2021-11-23 00:56:28,027 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:28,028 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3168 states to 1102 states and 3111 transitions. [2021-11-23 00:56:28,028 INFO L276 IsEmpty]: Start isEmpty. Operand 1102 states and 3111 transitions. [2021-11-23 00:56:28,030 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2021-11-23 00:56:28,030 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:28,030 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:28,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:28,056 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2021-11-23 00:56:31,180 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:31,182 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3172 states to 1104 states and 3115 transitions. [2021-11-23 00:56:31,183 INFO L276 IsEmpty]: Start isEmpty. Operand 1104 states and 3115 transitions. [2021-11-23 00:56:31,185 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2021-11-23 00:56:31,185 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:31,185 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:31,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:31,222 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2021-11-23 00:56:34,808 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:34,810 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3180 states to 1106 states and 3123 transitions. [2021-11-23 00:56:34,810 INFO L276 IsEmpty]: Start isEmpty. Operand 1106 states and 3123 transitions. [2021-11-23 00:56:34,812 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2021-11-23 00:56:34,812 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:34,812 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:34,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:34,853 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2021-11-23 00:56:38,128 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:38,130 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3184 states to 1108 states and 3127 transitions. [2021-11-23 00:56:38,130 INFO L276 IsEmpty]: Start isEmpty. Operand 1108 states and 3127 transitions. [2021-11-23 00:56:38,132 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2021-11-23 00:56:38,132 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:38,132 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:38,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:38,237 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2021-11-23 00:56:38,378 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:38,381 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3206 states to 1113 states and 3149 transitions. [2021-11-23 00:56:38,381 INFO L276 IsEmpty]: Start isEmpty. Operand 1113 states and 3149 transitions. [2021-11-23 00:56:38,384 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2021-11-23 00:56:38,384 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:38,385 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:38,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:38,423 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2021-11-23 00:56:40,248 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:40,250 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3220 states to 1115 states and 3163 transitions. [2021-11-23 00:56:40,250 INFO L276 IsEmpty]: Start isEmpty. Operand 1115 states and 3163 transitions. [2021-11-23 00:56:40,252 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2021-11-23 00:56:40,252 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:40,252 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:40,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:40,289 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2021-11-23 00:56:43,640 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:43,642 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3224 states to 1117 states and 3167 transitions. [2021-11-23 00:56:43,642 INFO L276 IsEmpty]: Start isEmpty. Operand 1117 states and 3167 transitions. [2021-11-23 00:56:43,644 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2021-11-23 00:56:43,644 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:43,645 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:43,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:43,823 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2021-11-23 00:56:50,052 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:50,054 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3238 states to 1123 states and 3181 transitions. [2021-11-23 00:56:50,054 INFO L276 IsEmpty]: Start isEmpty. Operand 1123 states and 3181 transitions. [2021-11-23 00:56:50,056 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2021-11-23 00:56:50,056 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:50,056 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:50,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:50,088 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:56:54,209 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:54,211 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3244 states to 1127 states and 3187 transitions. [2021-11-23 00:56:54,211 INFO L276 IsEmpty]: Start isEmpty. Operand 1127 states and 3187 transitions. [2021-11-23 00:56:54,213 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2021-11-23 00:56:54,213 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:54,214 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:54,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:54,247 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2021-11-23 00:56:57,752 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:57,754 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3248 states to 1129 states and 3191 transitions. [2021-11-23 00:56:57,755 INFO L276 IsEmpty]: Start isEmpty. Operand 1129 states and 3191 transitions. [2021-11-23 00:56:57,757 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2021-11-23 00:56:57,757 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:57,757 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:57,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:57,793 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2021-11-23 00:57:01,388 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:01,391 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3252 states to 1131 states and 3195 transitions. [2021-11-23 00:57:01,391 INFO L276 IsEmpty]: Start isEmpty. Operand 1131 states and 3195 transitions. [2021-11-23 00:57:01,393 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2021-11-23 00:57:01,393 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:01,393 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:01,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:01,439 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2021-11-23 00:57:04,379 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:04,381 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3268 states to 1138 states and 3211 transitions. [2021-11-23 00:57:04,381 INFO L276 IsEmpty]: Start isEmpty. Operand 1138 states and 3211 transitions. [2021-11-23 00:57:04,383 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2021-11-23 00:57:04,383 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:04,384 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:04,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:04,420 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2021-11-23 00:57:10,044 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:10,046 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3299 states to 1145 states and 3242 transitions. [2021-11-23 00:57:10,046 INFO L276 IsEmpty]: Start isEmpty. Operand 1145 states and 3242 transitions. [2021-11-23 00:57:10,048 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2021-11-23 00:57:10,048 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:10,048 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:10,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:10,076 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2021-11-23 00:57:17,082 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:17,085 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3328 states to 1153 states and 3271 transitions. [2021-11-23 00:57:17,085 INFO L276 IsEmpty]: Start isEmpty. Operand 1153 states and 3271 transitions. [2021-11-23 00:57:17,088 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2021-11-23 00:57:17,088 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:17,091 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:17,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:17,186 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2021-11-23 00:57:25,046 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:25,048 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3355 states to 1160 states and 3298 transitions. [2021-11-23 00:57:25,048 INFO L276 IsEmpty]: Start isEmpty. Operand 1160 states and 3298 transitions. [2021-11-23 00:57:25,050 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2021-11-23 00:57:25,050 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:25,050 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:25,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:25,089 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2021-11-23 00:57:29,283 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:29,285 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3372 states to 1163 states and 3315 transitions. [2021-11-23 00:57:29,285 INFO L276 IsEmpty]: Start isEmpty. Operand 1163 states and 3315 transitions. [2021-11-23 00:57:29,286 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2021-11-23 00:57:29,286 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:29,286 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:29,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:29,314 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2021-11-23 00:57:30,422 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:30,567 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3386 states to 1165 states and 3329 transitions. [2021-11-23 00:57:30,567 INFO L276 IsEmpty]: Start isEmpty. Operand 1165 states and 3329 transitions. [2021-11-23 00:57:30,569 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2021-11-23 00:57:30,569 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:30,570 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:30,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:30,630 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 20 proven. 5 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2021-11-23 00:57:36,490 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:36,492 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3417 states to 1171 states and 3360 transitions. [2021-11-23 00:57:36,493 INFO L276 IsEmpty]: Start isEmpty. Operand 1171 states and 3360 transitions. [2021-11-23 00:57:36,495 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2021-11-23 00:57:36,495 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:36,495 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:36,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:36,530 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 20 proven. 5 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2021-11-23 00:57:41,539 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:41,540 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3448 states to 1180 states and 3391 transitions. [2021-11-23 00:57:41,541 INFO L276 IsEmpty]: Start isEmpty. Operand 1180 states and 3391 transitions. [2021-11-23 00:57:41,542 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2021-11-23 00:57:41,542 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:41,542 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:41,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:41,578 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2021-11-23 00:57:44,136 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:44,138 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3452 states to 1182 states and 3395 transitions. [2021-11-23 00:57:44,138 INFO L276 IsEmpty]: Start isEmpty. Operand 1182 states and 3395 transitions. [2021-11-23 00:57:44,140 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2021-11-23 00:57:44,140 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:44,140 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:44,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:44,183 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2021-11-23 00:57:48,049 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:48,051 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3472 states to 1187 states and 3415 transitions. [2021-11-23 00:57:48,051 INFO L276 IsEmpty]: Start isEmpty. Operand 1187 states and 3415 transitions. [2021-11-23 00:57:48,053 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2021-11-23 00:57:48,053 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:48,053 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:48,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:48,080 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2021-11-23 00:57:49,457 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:49,459 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3474 states to 1188 states and 3417 transitions. [2021-11-23 00:57:49,459 INFO L276 IsEmpty]: Start isEmpty. Operand 1188 states and 3417 transitions. [2021-11-23 00:57:49,460 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2021-11-23 00:57:49,460 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:49,460 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:49,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:49,487 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 20 proven. 5 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2021-11-23 00:57:53,403 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:53,405 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3491 states to 1192 states and 3434 transitions. [2021-11-23 00:57:53,405 INFO L276 IsEmpty]: Start isEmpty. Operand 1192 states and 3434 transitions. [2021-11-23 00:57:53,407 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2021-11-23 00:57:53,407 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:53,407 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:53,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:53,503 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 5 proven. 2 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2021-11-23 00:57:56,884 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:56,886 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3502 states to 1196 states and 3445 transitions. [2021-11-23 00:57:56,887 INFO L276 IsEmpty]: Start isEmpty. Operand 1196 states and 3445 transitions. [2021-11-23 00:57:56,889 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2021-11-23 00:57:56,889 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:56,889 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:56,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:56,923 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 20 proven. 5 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2021-11-23 00:58:01,314 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:01,317 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3520 states to 1200 states and 3463 transitions. [2021-11-23 00:58:01,317 INFO L276 IsEmpty]: Start isEmpty. Operand 1200 states and 3463 transitions. [2021-11-23 00:58:01,319 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2021-11-23 00:58:01,319 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:01,319 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:01,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:01,417 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 5 proven. 2 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2021-11-23 00:58:05,323 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:05,325 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3530 states to 1202 states and 3473 transitions. [2021-11-23 00:58:05,325 INFO L276 IsEmpty]: Start isEmpty. Operand 1202 states and 3473 transitions. [2021-11-23 00:58:05,327 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2021-11-23 00:58:05,327 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:05,327 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:05,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:05,365 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2021-11-23 00:58:06,624 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:06,626 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3544 states to 1204 states and 3487 transitions. [2021-11-23 00:58:06,626 INFO L276 IsEmpty]: Start isEmpty. Operand 1204 states and 3487 transitions. [2021-11-23 00:58:06,628 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2021-11-23 00:58:06,628 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:06,628 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:06,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:06,659 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:58:22,015 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:22,018 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3573 states to 1217 states and 3516 transitions. [2021-11-23 00:58:22,018 INFO L276 IsEmpty]: Start isEmpty. Operand 1217 states and 3516 transitions. [2021-11-23 00:58:22,020 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2021-11-23 00:58:22,021 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:22,021 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:22,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:22,060 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2021-11-23 00:58:25,274 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:25,276 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3576 states to 1219 states and 3519 transitions. [2021-11-23 00:58:25,276 INFO L276 IsEmpty]: Start isEmpty. Operand 1219 states and 3519 transitions. [2021-11-23 00:58:25,278 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2021-11-23 00:58:25,278 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:25,278 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:25,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:25,313 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2021-11-23 00:58:29,457 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:29,460 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3589 states to 1222 states and 3532 transitions. [2021-11-23 00:58:29,461 INFO L276 IsEmpty]: Start isEmpty. Operand 1222 states and 3532 transitions. [2021-11-23 00:58:29,464 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2021-11-23 00:58:29,464 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:29,464 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:29,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:29,578 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 5 proven. 2 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked.