./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/array-cav19/array_min_and_copy_shift_sum_add.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_1cb7a015-84a8-4625-9b03-898b33beb7ac/bin/ukojak-LBtLqBUTdQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1cb7a015-84a8-4625-9b03-898b33beb7ac/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_1cb7a015-84a8-4625-9b03-898b33beb7ac/bin/ukojak-LBtLqBUTdQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1cb7a015-84a8-4625-9b03-898b33beb7ac/bin/ukojak-LBtLqBUTdQ/config/KojakReach.xml -i ../../sv-benchmarks/c/array-cav19/array_min_and_copy_shift_sum_add.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1cb7a015-84a8-4625-9b03-898b33beb7ac/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_1cb7a015-84a8-4625-9b03-898b33beb7ac/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 8262fd4bdb4bed8fef0fbefd142e15775d81a64587fab0af0aa2004f91ae895c --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-23 01:30:46,581 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 01:30:46,584 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 01:30:46,632 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 01:30:46,633 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 01:30:46,638 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 01:30:46,640 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 01:30:46,642 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 01:30:46,645 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 01:30:46,653 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 01:30:46,654 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 01:30:46,657 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 01:30:46,657 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 01:30:46,660 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 01:30:46,663 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 01:30:46,669 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 01:30:46,673 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 01:30:46,674 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 01:30:46,677 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 01:30:46,681 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 01:30:46,686 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 01:30:46,687 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 01:30:46,691 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 01:30:46,692 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 01:30:46,699 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 01:30:46,699 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 01:30:46,700 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 01:30:46,702 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 01:30:46,703 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 01:30:46,705 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 01:30:46,706 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 01:30:46,708 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 01:30:46,710 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 01:30:46,711 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 01:30:46,713 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 01:30:46,713 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 01:30:46,714 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 01:30:46,714 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 01:30:46,714 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 01:30:46,715 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 01:30:46,716 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 01:30:46,717 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1cb7a015-84a8-4625-9b03-898b33beb7ac/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 01:30:46,765 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 01:30:46,765 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 01:30:46,766 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 01:30:46,767 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 01:30:46,768 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 01:30:46,768 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 01:30:46,768 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 01:30:46,769 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 01:30:46,769 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 01:30:46,769 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 01:30:46,770 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 01:30:46,776 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 01:30:46,777 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 01:30:46,777 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 01:30:46,777 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 01:30:46,778 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 01:30:46,778 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 01:30:46,778 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 01:30:46,778 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 01:30:46,778 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 01:30:46,779 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 01:30:46,779 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 01:30:46,779 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 01:30:46,780 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 01:30:46,780 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 01:30:46,780 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 01:30:46,780 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 01:30:46,781 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 01:30:46,781 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_1cb7a015-84a8-4625-9b03-898b33beb7ac/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1cb7a015-84a8-4625-9b03-898b33beb7ac/bin/ukojak-LBtLqBUTdQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8262fd4bdb4bed8fef0fbefd142e15775d81a64587fab0af0aa2004f91ae895c [2021-11-23 01:30:47,040 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 01:30:47,073 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 01:30:47,079 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 01:30:47,080 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 01:30:47,081 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 01:30:47,083 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1cb7a015-84a8-4625-9b03-898b33beb7ac/bin/ukojak-LBtLqBUTdQ/../../sv-benchmarks/c/array-cav19/array_min_and_copy_shift_sum_add.c [2021-11-23 01:30:47,150 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1cb7a015-84a8-4625-9b03-898b33beb7ac/bin/ukojak-LBtLqBUTdQ/data/548c26e86/eab4e3c9bcc945ecbc471482eaaf92f1/FLAGb9d74e08e [2021-11-23 01:30:47,572 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 01:30:47,573 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1cb7a015-84a8-4625-9b03-898b33beb7ac/sv-benchmarks/c/array-cav19/array_min_and_copy_shift_sum_add.c [2021-11-23 01:30:47,581 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1cb7a015-84a8-4625-9b03-898b33beb7ac/bin/ukojak-LBtLqBUTdQ/data/548c26e86/eab4e3c9bcc945ecbc471482eaaf92f1/FLAGb9d74e08e [2021-11-23 01:30:47,946 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1cb7a015-84a8-4625-9b03-898b33beb7ac/bin/ukojak-LBtLqBUTdQ/data/548c26e86/eab4e3c9bcc945ecbc471482eaaf92f1 [2021-11-23 01:30:47,948 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 01:30:47,950 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 01:30:47,951 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 01:30:47,952 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 01:30:47,955 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 01:30:47,956 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:30:47" (1/1) ... [2021-11-23 01:30:47,957 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@578d935a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:30:47, skipping insertion in model container [2021-11-23 01:30:47,957 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:30:47" (1/1) ... [2021-11-23 01:30:47,964 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 01:30:47,984 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 01:30:48,219 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_1cb7a015-84a8-4625-9b03-898b33beb7ac/sv-benchmarks/c/array-cav19/array_min_and_copy_shift_sum_add.c[423,436] [2021-11-23 01:30:48,251 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 01:30:48,260 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 01:30:48,285 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_1cb7a015-84a8-4625-9b03-898b33beb7ac/sv-benchmarks/c/array-cav19/array_min_and_copy_shift_sum_add.c[423,436] [2021-11-23 01:30:48,309 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 01:30:48,328 INFO L208 MainTranslator]: Completed translation [2021-11-23 01:30:48,328 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:30:48 WrapperNode [2021-11-23 01:30:48,329 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 01:30:48,330 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 01:30:48,330 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 01:30:48,332 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 01:30:48,340 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:30:48" (1/1) ... [2021-11-23 01:30:48,361 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:30:48" (1/1) ... [2021-11-23 01:30:48,393 INFO L137 Inliner]: procedures = 15, calls = 24, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 84 [2021-11-23 01:30:48,394 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 01:30:48,395 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 01:30:48,396 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 01:30:48,396 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 01:30:48,404 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:30:48" (1/1) ... [2021-11-23 01:30:48,405 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:30:48" (1/1) ... [2021-11-23 01:30:48,409 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:30:48" (1/1) ... [2021-11-23 01:30:48,409 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:30:48" (1/1) ... [2021-11-23 01:30:48,428 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:30:48" (1/1) ... [2021-11-23 01:30:48,433 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:30:48" (1/1) ... [2021-11-23 01:30:48,438 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:30:48" (1/1) ... [2021-11-23 01:30:48,442 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 01:30:48,444 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 01:30:48,444 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 01:30:48,445 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 01:30:48,446 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:30:48" (1/1) ... [2021-11-23 01:30:48,454 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 01:30:48,467 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1cb7a015-84a8-4625-9b03-898b33beb7ac/bin/ukojak-LBtLqBUTdQ/z3 [2021-11-23 01:30:48,478 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1cb7a015-84a8-4625-9b03-898b33beb7ac/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 01:30:48,481 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1cb7a015-84a8-4625-9b03-898b33beb7ac/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 01:30:48,516 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 01:30:48,516 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-11-23 01:30:48,516 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-11-23 01:30:48,516 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 01:30:48,517 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 01:30:48,517 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-23 01:30:48,517 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 01:30:48,517 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 01:30:48,517 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-23 01:30:48,517 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 01:30:48,586 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 01:30:48,588 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 01:30:48,725 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 01:30:48,782 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-23 01:30:48,782 INFO L301 CfgBuilder]: Removed 3 assume(true) statements. [2021-11-23 01:30:48,785 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:30:48 BoogieIcfgContainer [2021-11-23 01:30:48,785 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-23 01:30:48,786 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-23 01:30:48,786 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-23 01:30:48,797 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-23 01:30:48,797 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:30:48" (1/1) ... [2021-11-23 01:30:48,815 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 01:30:48,899 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:30:48,905 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 17 states and 22 transitions. [2021-11-23 01:30:48,906 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 22 transitions. [2021-11-23 01:30:48,911 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:30:48,911 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:30:48,912 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:30:49,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:30:49,204 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 01:30:49,322 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:30:49,322 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 21 states and 30 transitions. [2021-11-23 01:30:49,323 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 30 transitions. [2021-11-23 01:30:49,324 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:30:49,324 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:30:49,324 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:30:49,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:30:49,420 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 01:30:49,760 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:30:49,762 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 24 states and 39 transitions. [2021-11-23 01:30:49,762 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 39 transitions. [2021-11-23 01:30:49,765 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-11-23 01:30:49,765 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:30:49,766 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:30:49,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:30:49,895 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-23 01:30:49,927 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:30:49,931 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 22 states and 34 transitions. [2021-11-23 01:30:49,931 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 34 transitions. [2021-11-23 01:30:49,932 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-23 01:30:49,932 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:30:49,932 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:30:49,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:30:50,059 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-23 01:30:50,300 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:30:50,301 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 26 states and 41 transitions. [2021-11-23 01:30:50,301 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 41 transitions. [2021-11-23 01:30:50,303 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:30:50,303 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:30:50,303 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:30:50,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:30:50,808 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-23 01:30:51,962 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:30:51,963 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 33 states and 60 transitions. [2021-11-23 01:30:51,963 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 60 transitions. [2021-11-23 01:30:51,964 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-23 01:30:51,964 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:30:51,964 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:30:51,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:30:52,138 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-23 01:30:53,169 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:30:53,170 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 38 states and 76 transitions. [2021-11-23 01:30:53,170 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 76 transitions. [2021-11-23 01:30:53,171 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:30:53,171 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:30:53,172 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:30:53,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:30:53,264 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-23 01:30:53,500 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:30:53,501 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 38 states and 73 transitions. [2021-11-23 01:30:53,501 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 73 transitions. [2021-11-23 01:30:53,502 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-23 01:30:53,502 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:30:53,503 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:30:53,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:30:53,689 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2021-11-23 01:30:54,887 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:30:54,888 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 44 states and 88 transitions. [2021-11-23 01:30:54,888 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 88 transitions. [2021-11-23 01:30:54,890 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:30:54,890 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:30:54,890 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:30:54,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:30:55,008 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-23 01:30:55,204 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:30:55,205 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 45 states and 89 transitions. [2021-11-23 01:30:55,205 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 89 transitions. [2021-11-23 01:30:55,206 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:30:55,207 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:30:55,207 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:30:55,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:30:55,317 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-23 01:30:56,065 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:30:56,067 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 48 states and 94 transitions. [2021-11-23 01:30:56,067 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 94 transitions. [2021-11-23 01:30:56,068 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-23 01:30:56,069 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:30:56,069 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:30:56,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:30:57,519 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 2 proven. 13 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 01:31:01,650 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:01,652 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143 states to 60 states and 131 transitions. [2021-11-23 01:31:01,653 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 131 transitions. [2021-11-23 01:31:01,654 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-23 01:31:01,654 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:01,655 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:01,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:02,065 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 4 proven. 7 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-23 01:31:04,579 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:04,580 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 163 states to 66 states and 151 transitions. [2021-11-23 01:31:04,580 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 151 transitions. [2021-11-23 01:31:04,582 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-23 01:31:04,582 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:04,582 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:04,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:04,618 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 7 proven. 8 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-23 01:31:05,045 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:05,046 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 159 states to 66 states and 147 transitions. [2021-11-23 01:31:05,046 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 147 transitions. [2021-11-23 01:31:05,048 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-11-23 01:31:05,048 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:05,049 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:05,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:05,430 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 1 proven. 14 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2021-11-23 01:31:07,237 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:07,238 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 176 states to 71 states and 164 transitions. [2021-11-23 01:31:07,238 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 164 transitions. [2021-11-23 01:31:07,240 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-11-23 01:31:07,240 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:07,240 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:07,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:07,510 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 1 proven. 14 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2021-11-23 01:31:08,613 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:08,614 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 182 states to 74 states and 170 transitions. [2021-11-23 01:31:08,614 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 170 transitions. [2021-11-23 01:31:08,615 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-23 01:31:08,616 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:08,616 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:08,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:08,881 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 1 proven. 14 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2021-11-23 01:31:10,924 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:10,925 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 191 states to 79 states and 179 transitions. [2021-11-23 01:31:10,926 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 179 transitions. [2021-11-23 01:31:10,927 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-23 01:31:10,927 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:10,927 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:10,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:11,258 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 1 proven. 14 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2021-11-23 01:31:13,009 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:13,010 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 197 states to 83 states and 184 transitions. [2021-11-23 01:31:13,010 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 184 transitions. [2021-11-23 01:31:13,011 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-11-23 01:31:13,011 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:13,012 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:13,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:13,298 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 1 proven. 14 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2021-11-23 01:31:13,641 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:13,642 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 196 states to 83 states and 183 transitions. [2021-11-23 01:31:13,642 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 183 transitions. [2021-11-23 01:31:13,642 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-23 01:31:13,643 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:13,643 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:13,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:14,122 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 5 proven. 18 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2021-11-23 01:31:15,043 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:15,044 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 85 states and 188 transitions. [2021-11-23 01:31:15,044 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 188 transitions. [2021-11-23 01:31:15,045 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-11-23 01:31:15,045 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:15,046 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:15,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:18,082 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2021-11-23 01:31:26,077 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:26,079 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 242 states to 99 states and 229 transitions. [2021-11-23 01:31:26,079 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 229 transitions. [2021-11-23 01:31:26,080 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-11-23 01:31:26,080 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:26,080 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:26,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:26,480 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2021-11-23 01:31:29,932 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:29,933 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 272 states to 105 states and 258 transitions. [2021-11-23 01:31:29,933 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 258 transitions. [2021-11-23 01:31:29,934 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-11-23 01:31:29,934 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:29,935 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:29,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:30,316 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2021-11-23 01:31:34,717 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:34,719 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 294 states to 111 states and 280 transitions. [2021-11-23 01:31:34,719 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 280 transitions. [2021-11-23 01:31:34,720 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-11-23 01:31:34,720 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:34,720 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:34,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:35,125 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2021-11-23 01:31:35,747 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:35,748 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 297 states to 112 states and 283 transitions. [2021-11-23 01:31:35,748 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 283 transitions. [2021-11-23 01:31:35,749 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-11-23 01:31:35,750 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:35,750 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:35,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:36,198 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2021-11-23 01:31:36,772 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:36,773 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 316 states to 113 states and 301 transitions. [2021-11-23 01:31:36,773 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 301 transitions. [2021-11-23 01:31:36,774 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-23 01:31:36,775 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:36,775 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:36,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:37,290 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 7 proven. 15 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2021-11-23 01:31:40,330 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:40,331 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 328 states to 118 states and 313 transitions. [2021-11-23 01:31:40,331 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 313 transitions. [2021-11-23 01:31:40,333 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-23 01:31:40,333 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:40,333 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:40,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:40,528 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 7 proven. 15 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2021-11-23 01:31:42,166 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:42,167 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 335 states to 120 states and 320 transitions. [2021-11-23 01:31:42,167 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 320 transitions. [2021-11-23 01:31:42,168 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-23 01:31:42,168 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:42,168 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:42,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:42,466 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 7 proven. 15 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2021-11-23 01:31:44,338 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:44,339 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 349 states to 123 states and 334 transitions. [2021-11-23 01:31:44,339 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 334 transitions. [2021-11-23 01:31:44,340 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-23 01:31:44,340 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:44,340 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:44,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:44,676 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 7 proven. 15 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2021-11-23 01:31:47,049 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:47,050 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 361 states to 127 states and 345 transitions. [2021-11-23 01:31:47,050 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 345 transitions. [2021-11-23 01:31:47,051 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-23 01:31:47,051 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:47,052 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:47,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:47,416 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 7 proven. 15 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2021-11-23 01:31:49,478 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:49,479 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 372 states to 130 states and 356 transitions. [2021-11-23 01:31:49,480 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 356 transitions. [2021-11-23 01:31:49,480 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-11-23 01:31:49,481 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:49,481 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:49,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:49,684 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 11 proven. 16 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2021-11-23 01:31:50,607 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:50,608 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 367 states to 130 states and 351 transitions. [2021-11-23 01:31:50,609 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 351 transitions. [2021-11-23 01:31:50,610 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-23 01:31:50,610 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:50,610 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:50,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:50,919 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 5 proven. 23 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2021-11-23 01:31:54,560 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:54,561 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 388 states to 93 states and 251 transitions. [2021-11-23 01:31:54,561 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 251 transitions. [2021-11-23 01:31:54,561 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:31:54,561 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:54,561 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:54,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:54,872 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 5 proven. 23 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2021-11-23 01:32:00,029 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:00,030 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 398 states to 97 states and 259 transitions. [2021-11-23 01:32:00,030 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 259 transitions. [2021-11-23 01:32:00,031 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:32:00,031 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:00,031 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:00,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:00,297 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 5 proven. 23 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2021-11-23 01:32:04,572 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:04,572 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 413 states to 101 states and 273 transitions. [2021-11-23 01:32:04,573 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 273 transitions. [2021-11-23 01:32:04,573 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:32:04,574 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:04,574 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:04,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:04,836 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 5 proven. 23 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2021-11-23 01:32:08,037 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:08,038 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 425 states to 105 states and 285 transitions. [2021-11-23 01:32:08,038 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 285 transitions. [2021-11-23 01:32:08,039 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:32:08,039 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:08,039 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:08,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:08,355 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 5 proven. 23 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2021-11-23 01:32:09,068 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:09,069 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 430 states to 106 states and 289 transitions. [2021-11-23 01:32:09,069 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 289 transitions. [2021-11-23 01:32:09,069 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-23 01:32:09,069 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:09,070 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:09,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:16,310 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 3 proven. 44 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:32:33,351 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:33,352 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 469 states to 116 states and 320 transitions. [2021-11-23 01:32:33,352 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 320 transitions. [2021-11-23 01:32:33,353 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-23 01:32:33,353 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:33,353 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:33,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:34,531 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 3 proven. 44 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:32:38,839 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:38,840 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 480 states to 115 states and 319 transitions. [2021-11-23 01:32:38,840 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 319 transitions. [2021-11-23 01:32:38,841 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-23 01:32:38,841 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:38,841 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:38,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:40,070 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 3 proven. 44 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:32:43,053 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:43,054 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 495 states to 118 states and 334 transitions. [2021-11-23 01:32:43,054 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 334 transitions. [2021-11-23 01:32:43,055 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-23 01:32:43,055 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:43,055 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:43,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:44,237 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 3 proven. 44 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:32:50,830 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:50,831 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 514 states to 124 states and 353 transitions. [2021-11-23 01:32:50,831 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 353 transitions. [2021-11-23 01:32:50,832 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-23 01:32:50,832 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:50,832 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:50,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:51,890 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 3 proven. 44 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:32:54,995 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:54,996 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 528 states to 127 states and 367 transitions. [2021-11-23 01:32:54,997 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 367 transitions. [2021-11-23 01:32:54,998 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-23 01:32:54,998 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:54,998 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:55,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:56,568 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 3 proven. 44 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:33:00,094 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:33:00,095 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 540 states to 130 states and 379 transitions. [2021-11-23 01:33:00,095 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 379 transitions. [2021-11-23 01:33:00,096 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-23 01:33:00,096 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:33:00,096 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:33:00,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:33:01,474 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 3 proven. 44 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:33:03,517 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:33:03,518 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 546 states to 132 states and 385 transitions. [2021-11-23 01:33:03,518 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 385 transitions. [2021-11-23 01:33:03,519 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-23 01:33:03,519 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:33:03,519 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:33:03,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:33:04,734 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 3 proven. 44 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:33:05,650 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:33:05,651 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 555 states to 133 states and 394 transitions. [2021-11-23 01:33:05,651 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 394 transitions. [2021-11-23 01:33:05,652 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-11-23 01:33:05,652 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:33:05,652 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:33:05,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:33:07,164 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 11 proven. 26 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2021-11-23 01:33:16,079 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:33:16,080 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 578 states to 141 states and 416 transitions. [2021-11-23 01:33:16,080 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 416 transitions. [2021-11-23 01:33:16,081 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-11-23 01:33:16,081 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:33:16,082 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:33:16,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:33:16,289 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 11 proven. 26 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2021-11-23 01:33:18,659 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:33:18,660 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 584 states to 143 states and 421 transitions. [2021-11-23 01:33:18,660 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 421 transitions. [2021-11-23 01:33:18,661 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-11-23 01:33:18,661 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:33:18,661 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:33:18,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:33:18,836 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 11 proven. 26 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2021-11-23 01:33:21,991 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:33:21,992 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 593 states to 146 states and 430 transitions. [2021-11-23 01:33:21,992 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 430 transitions. [2021-11-23 01:33:21,993 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-11-23 01:33:21,993 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:33:21,993 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:33:22,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:33:22,215 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 11 proven. 26 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2021-11-23 01:33:26,106 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:33:26,107 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 602 states to 150 states and 439 transitions. [2021-11-23 01:33:26,107 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 439 transitions. [2021-11-23 01:33:26,108 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-11-23 01:33:26,108 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:33:26,109 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:33:26,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:33:26,316 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 11 proven. 26 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2021-11-23 01:33:29,507 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:33:29,508 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 612 states to 153 states and 449 transitions. [2021-11-23 01:33:29,509 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 449 transitions. [2021-11-23 01:33:29,509 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-11-23 01:33:29,510 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:33:29,510 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:33:29,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:33:29,721 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 11 proven. 26 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2021-11-23 01:33:32,799 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:33:32,800 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 620 states to 156 states and 457 transitions. [2021-11-23 01:33:32,800 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 457 transitions. [2021-11-23 01:33:32,800 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-11-23 01:33:32,800 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:33:32,801 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:33:32,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:33:33,005 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 11 proven. 26 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2021-11-23 01:33:36,235 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:33:36,236 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 629 states to 159 states and 466 transitions. [2021-11-23 01:33:36,236 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 466 transitions. [2021-11-23 01:33:36,237 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-11-23 01:33:36,237 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:33:36,237 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:33:36,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:33:36,444 INFO L134 CoverageAnalysis]: Checked inductivity of 83 backedges. 16 proven. 27 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2021-11-23 01:33:37,818 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:33:37,819 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 624 states to 159 states and 461 transitions. [2021-11-23 01:33:37,819 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 461 transitions. [2021-11-23 01:33:37,820 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-11-23 01:33:37,820 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:33:37,820 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:33:37,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:33:38,019 INFO L134 CoverageAnalysis]: Checked inductivity of 83 backedges. 16 proven. 27 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2021-11-23 01:33:39,212 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:33:39,212 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 619 states to 158 states and 455 transitions. [2021-11-23 01:33:39,213 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 455 transitions. [2021-11-23 01:33:39,213 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-23 01:33:39,213 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:33:39,213 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:33:39,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:33:40,896 INFO L134 CoverageAnalysis]: Checked inductivity of 102 backedges. 12 proven. 33 refuted. 0 times theorem prover too weak. 57 trivial. 0 not checked. [2021-11-23 01:33:49,775 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:33:49,775 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 640 states to 163 states and 474 transitions. [2021-11-23 01:33:49,775 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 474 transitions. [2021-11-23 01:33:49,776 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-23 01:33:49,776 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:33:49,776 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:33:49,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:33:51,139 INFO L134 CoverageAnalysis]: Checked inductivity of 102 backedges. 12 proven. 33 refuted. 0 times theorem prover too weak. 57 trivial. 0 not checked. [2021-11-23 01:33:59,843 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:33:59,844 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 653 states to 168 states and 486 transitions. [2021-11-23 01:33:59,844 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 486 transitions. [2021-11-23 01:33:59,845 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-23 01:33:59,845 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:33:59,846 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:33:59,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:34:01,601 INFO L134 CoverageAnalysis]: Checked inductivity of 102 backedges. 12 proven. 33 refuted. 0 times theorem prover too weak. 57 trivial. 0 not checked. [2021-11-23 01:34:06,026 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:34:06,027 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 672 states to 171 states and 505 transitions. [2021-11-23 01:34:06,027 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 505 transitions. [2021-11-23 01:34:06,028 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-23 01:34:06,028 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:34:06,028 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:34:06,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:34:07,547 INFO L134 CoverageAnalysis]: Checked inductivity of 102 backedges. 12 proven. 33 refuted. 0 times theorem prover too weak. 57 trivial. 0 not checked. [2021-11-23 01:34:15,479 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:34:15,480 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 702 states to 177 states and 534 transitions. [2021-11-23 01:34:15,480 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 534 transitions. [2021-11-23 01:34:15,480 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-23 01:34:15,481 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:34:15,481 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:34:15,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:34:16,698 INFO L134 CoverageAnalysis]: Checked inductivity of 102 backedges. 12 proven. 33 refuted. 0 times theorem prover too weak. 57 trivial. 0 not checked. [2021-11-23 01:34:20,648 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:34:20,649 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 714 states to 180 states and 546 transitions. [2021-11-23 01:34:20,649 INFO L276 IsEmpty]: Start isEmpty. Operand 180 states and 546 transitions. [2021-11-23 01:34:20,650 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-23 01:34:20,650 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:34:20,650 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:34:20,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:34:21,843 INFO L134 CoverageAnalysis]: Checked inductivity of 102 backedges. 12 proven. 33 refuted. 0 times theorem prover too weak. 57 trivial. 0 not checked. [2021-11-23 01:34:23,078 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:34:23,079 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 719 states to 181 states and 550 transitions. [2021-11-23 01:34:23,079 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 550 transitions. [2021-11-23 01:34:23,080 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-23 01:34:23,080 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:34:23,080 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:34:23,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:34:24,478 INFO L134 CoverageAnalysis]: Checked inductivity of 102 backedges. 12 proven. 33 refuted. 0 times theorem prover too weak. 57 trivial. 0 not checked. [2021-11-23 01:34:26,708 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:34:26,708 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 722 states to 183 states and 553 transitions. [2021-11-23 01:34:26,708 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 553 transitions. [2021-11-23 01:34:26,709 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-23 01:34:26,709 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:34:26,709 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:34:26,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:34:39,238 INFO L134 CoverageAnalysis]: Checked inductivity of 107 backedges. 1 proven. 64 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2021-11-23 01:35:15,325 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:35:15,326 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 797 states to 197 states and 620 transitions. [2021-11-23 01:35:15,326 INFO L276 IsEmpty]: Start isEmpty. Operand 197 states and 620 transitions. [2021-11-23 01:35:15,327 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-23 01:35:15,327 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:35:15,327 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:35:15,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:35:16,777 INFO L134 CoverageAnalysis]: Checked inductivity of 111 backedges. 12 proven. 29 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2021-11-23 01:35:18,199 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:35:18,199 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 799 states to 198 states and 621 transitions. [2021-11-23 01:35:18,199 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states and 621 transitions. [2021-11-23 01:35:18,200 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-23 01:35:18,200 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:35:18,200 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:35:18,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:35:19,624 INFO L134 CoverageAnalysis]: Checked inductivity of 107 backedges. 1 proven. 64 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2021-11-23 01:35:25,538 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:35:25,539 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 823 states to 202 states and 644 transitions. [2021-11-23 01:35:25,539 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 644 transitions. [2021-11-23 01:35:25,540 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-23 01:35:25,540 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:35:25,540 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:35:25,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:35:27,244 INFO L134 CoverageAnalysis]: Checked inductivity of 107 backedges. 1 proven. 64 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2021-11-23 01:35:36,675 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:35:36,676 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 853 states to 204 states and 664 transitions. [2021-11-23 01:35:36,676 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states and 664 transitions. [2021-11-23 01:35:36,677 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-23 01:35:36,677 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:35:36,677 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:35:36,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:35:38,320 INFO L134 CoverageAnalysis]: Checked inductivity of 107 backedges. 1 proven. 64 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2021-11-23 01:35:57,131 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:35:57,132 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 895 states to 214 states and 703 transitions. [2021-11-23 01:35:57,132 INFO L276 IsEmpty]: Start isEmpty. Operand 214 states and 703 transitions. [2021-11-23 01:35:57,132 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-23 01:35:57,132 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:35:57,133 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:35:57,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:35:58,756 INFO L134 CoverageAnalysis]: Checked inductivity of 107 backedges. 1 proven. 64 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2021-11-23 01:36:01,977 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:36:01,977 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 908 states to 216 states and 715 transitions. [2021-11-23 01:36:01,977 INFO L276 IsEmpty]: Start isEmpty. Operand 216 states and 715 transitions. [2021-11-23 01:36:01,979 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-23 01:36:01,979 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:36:01,979 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:36:02,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:36:03,559 INFO L134 CoverageAnalysis]: Checked inductivity of 107 backedges. 1 proven. 64 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2021-11-23 01:36:06,336 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:36:06,337 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 910 states to 218 states and 717 transitions. [2021-11-23 01:36:06,337 INFO L276 IsEmpty]: Start isEmpty. Operand 218 states and 717 transitions. [2021-11-23 01:36:06,473 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-23 01:36:06,473 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:36:06,473 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:36:06,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:36:08,272 INFO L134 CoverageAnalysis]: Checked inductivity of 107 backedges. 1 proven. 64 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2021-11-23 01:36:13,465 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:36:13,466 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 922 states to 221 states and 729 transitions. [2021-11-23 01:36:13,466 INFO L276 IsEmpty]: Start isEmpty. Operand 221 states and 729 transitions. [2021-11-23 01:36:13,467 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-23 01:36:13,467 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:36:13,467 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:36:13,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:36:15,062 INFO L134 CoverageAnalysis]: Checked inductivity of 107 backedges. 1 proven. 64 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2021-11-23 01:36:19,449 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:36:19,450 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 933 states to 224 states and 740 transitions. [2021-11-23 01:36:19,450 INFO L276 IsEmpty]: Start isEmpty. Operand 224 states and 740 transitions. [2021-11-23 01:36:19,450 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-23 01:36:19,450 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:36:19,451 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:36:19,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:36:21,158 INFO L134 CoverageAnalysis]: Checked inductivity of 107 backedges. 1 proven. 64 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2021-11-23 01:36:23,149 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:36:23,150 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 938 states to 225 states and 745 transitions. [2021-11-23 01:36:23,150 INFO L276 IsEmpty]: Start isEmpty. Operand 225 states and 745 transitions. [2021-11-23 01:36:23,151 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-23 01:36:23,151 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:36:23,151 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:36:23,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:36:24,769 INFO L134 CoverageAnalysis]: Checked inductivity of 107 backedges. 1 proven. 64 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2021-11-23 01:36:30,914 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:36:30,914 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 959 states to 229 states and 766 transitions. [2021-11-23 01:36:30,914 INFO L276 IsEmpty]: Start isEmpty. Operand 229 states and 766 transitions. [2021-11-23 01:36:30,915 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-23 01:36:30,915 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:36:30,915 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:36:30,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:36:32,519 INFO L134 CoverageAnalysis]: Checked inductivity of 107 backedges. 1 proven. 64 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2021-11-23 01:36:34,664 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:36:34,665 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 966 states to 230 states and 773 transitions. [2021-11-23 01:36:34,665 INFO L276 IsEmpty]: Start isEmpty. Operand 230 states and 773 transitions. [2021-11-23 01:36:34,666 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-23 01:36:34,666 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:36:34,666 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:36:34,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:36:36,362 INFO L134 CoverageAnalysis]: Checked inductivity of 107 backedges. 1 proven. 64 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2021-11-23 01:36:39,851 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:36:39,852 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 971 states to 232 states and 778 transitions. [2021-11-23 01:36:39,852 INFO L276 IsEmpty]: Start isEmpty. Operand 232 states and 778 transitions. [2021-11-23 01:36:39,852 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-23 01:36:39,852 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:36:39,852 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:36:39,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:36:41,145 INFO L134 CoverageAnalysis]: Checked inductivity of 107 backedges. 1 proven. 64 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2021-11-23 01:36:46,474 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:36:46,475 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 982 states to 235 states and 789 transitions. [2021-11-23 01:36:46,475 INFO L276 IsEmpty]: Start isEmpty. Operand 235 states and 789 transitions. [2021-11-23 01:36:46,476 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-23 01:36:46,476 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:36:46,476 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:36:46,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:36:47,921 INFO L134 CoverageAnalysis]: Checked inductivity of 107 backedges. 1 proven. 64 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2021-11-23 01:36:49,799 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:36:49,800 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 991 states to 236 states and 798 transitions. [2021-11-23 01:36:49,801 INFO L276 IsEmpty]: Start isEmpty. Operand 236 states and 798 transitions. [2021-11-23 01:36:49,802 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-23 01:36:49,802 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:36:49,802 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:36:49,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:36:51,391 INFO L134 CoverageAnalysis]: Checked inductivity of 107 backedges. 1 proven. 64 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2021-11-23 01:36:56,966 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:36:56,967 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1004 states to 239 states and 811 transitions. [2021-11-23 01:36:56,967 INFO L276 IsEmpty]: Start isEmpty. Operand 239 states and 811 transitions. [2021-11-23 01:36:56,968 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-23 01:36:56,968 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:36:56,968 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:36:57,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:36:58,210 INFO L134 CoverageAnalysis]: Checked inductivity of 107 backedges. 1 proven. 64 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2021-11-23 01:37:03,384 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:03,385 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1016 states to 242 states and 823 transitions. [2021-11-23 01:37:03,385 INFO L276 IsEmpty]: Start isEmpty. Operand 242 states and 823 transitions. [2021-11-23 01:37:03,386 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-23 01:37:03,386 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:03,386 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:03,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:04,972 INFO L134 CoverageAnalysis]: Checked inductivity of 107 backedges. 1 proven. 64 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2021-11-23 01:37:10,185 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:10,186 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1028 states to 245 states and 835 transitions. [2021-11-23 01:37:10,186 INFO L276 IsEmpty]: Start isEmpty. Operand 245 states and 835 transitions. [2021-11-23 01:37:10,187 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-23 01:37:10,187 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:10,187 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:10,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:12,282 INFO L134 CoverageAnalysis]: Checked inductivity of 113 backedges. 16 proven. 40 refuted. 0 times theorem prover too weak. 57 trivial. 0 not checked. [2021-11-23 01:37:20,619 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:20,619 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1039 states to 249 states and 845 transitions. [2021-11-23 01:37:20,619 INFO L276 IsEmpty]: Start isEmpty. Operand 249 states and 845 transitions. [2021-11-23 01:37:20,620 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-23 01:37:20,620 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:20,620 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:20,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:20,824 INFO L134 CoverageAnalysis]: Checked inductivity of 113 backedges. 16 proven. 40 refuted. 0 times theorem prover too weak. 57 trivial. 0 not checked. [2021-11-23 01:37:28,951 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:28,952 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1047 states to 253 states and 852 transitions. [2021-11-23 01:37:28,952 INFO L276 IsEmpty]: Start isEmpty. Operand 253 states and 852 transitions. [2021-11-23 01:37:28,952 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-23 01:37:28,952 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:28,953 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:28,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:29,959 INFO L134 CoverageAnalysis]: Checked inductivity of 113 backedges. 16 proven. 40 refuted. 0 times theorem prover too weak. 57 trivial. 0 not checked. [2021-11-23 01:37:39,764 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:39,765 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1061 states to 258 states and 866 transitions. [2021-11-23 01:37:39,765 INFO L276 IsEmpty]: Start isEmpty. Operand 258 states and 866 transitions. [2021-11-23 01:37:39,766 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-23 01:37:39,766 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:39,767 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:39,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:39,988 INFO L134 CoverageAnalysis]: Checked inductivity of 113 backedges. 16 proven. 40 refuted. 0 times theorem prover too weak. 57 trivial. 0 not checked. [2021-11-23 01:37:45,746 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:45,747 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1070 states to 261 states and 875 transitions. [2021-11-23 01:37:45,747 INFO L276 IsEmpty]: Start isEmpty. Operand 261 states and 875 transitions. [2021-11-23 01:37:45,747 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-23 01:37:45,747 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:45,747 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:45,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:47,017 INFO L134 CoverageAnalysis]: Checked inductivity of 115 backedges. 12 proven. 33 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2021-11-23 01:37:48,633 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:48,634 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1071 states to 259 states and 869 transitions. [2021-11-23 01:37:48,634 INFO L276 IsEmpty]: Start isEmpty. Operand 259 states and 869 transitions. [2021-11-23 01:37:48,634 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-23 01:37:48,634 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:48,635 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:48,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:48,804 INFO L134 CoverageAnalysis]: Checked inductivity of 113 backedges. 16 proven. 40 refuted. 0 times theorem prover too weak. 57 trivial. 0 not checked. [2021-11-23 01:37:54,427 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:54,429 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1081 states to 262 states and 879 transitions. [2021-11-23 01:37:54,429 INFO L276 IsEmpty]: Start isEmpty. Operand 262 states and 879 transitions. [2021-11-23 01:37:54,430 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-23 01:37:54,430 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:54,430 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:54,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:54,624 INFO L134 CoverageAnalysis]: Checked inductivity of 113 backedges. 16 proven. 40 refuted. 0 times theorem prover too weak. 57 trivial. 0 not checked. [2021-11-23 01:37:58,640 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:58,641 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1076 states to 263 states and 874 transitions. [2021-11-23 01:37:58,642 INFO L276 IsEmpty]: Start isEmpty. Operand 263 states and 874 transitions. [2021-11-23 01:37:58,642 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-23 01:37:58,642 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:58,643 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:58,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:58,818 INFO L134 CoverageAnalysis]: Checked inductivity of 113 backedges. 16 proven. 40 refuted. 0 times theorem prover too weak. 57 trivial. 0 not checked. [2021-11-23 01:38:04,494 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:04,495 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1085 states to 266 states and 883 transitions. [2021-11-23 01:38:04,495 INFO L276 IsEmpty]: Start isEmpty. Operand 266 states and 883 transitions. [2021-11-23 01:38:04,496 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-23 01:38:04,496 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:04,497 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:04,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:04,670 INFO L134 CoverageAnalysis]: Checked inductivity of 113 backedges. 16 proven. 40 refuted. 0 times theorem prover too weak. 57 trivial. 0 not checked. [2021-11-23 01:38:09,721 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:09,722 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1093 states to 269 states and 891 transitions. [2021-11-23 01:38:09,722 INFO L276 IsEmpty]: Start isEmpty. Operand 269 states and 891 transitions. [2021-11-23 01:38:09,723 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-23 01:38:09,723 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:09,723 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:09,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:10,068 INFO L134 CoverageAnalysis]: Checked inductivity of 113 backedges. 16 proven. 40 refuted. 0 times theorem prover too weak. 57 trivial. 0 not checked. [2021-11-23 01:38:15,800 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:15,801 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1103 states to 272 states and 901 transitions. [2021-11-23 01:38:15,801 INFO L276 IsEmpty]: Start isEmpty. Operand 272 states and 901 transitions. [2021-11-23 01:38:15,802 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-23 01:38:15,802 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:15,802 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:15,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:16,032 INFO L134 CoverageAnalysis]: Checked inductivity of 113 backedges. 16 proven. 40 refuted. 0 times theorem prover too weak. 57 trivial. 0 not checked. [2021-11-23 01:38:21,474 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:21,474 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1111 states to 275 states and 909 transitions. [2021-11-23 01:38:21,475 INFO L276 IsEmpty]: Start isEmpty. Operand 275 states and 909 transitions. [2021-11-23 01:38:21,475 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-23 01:38:21,475 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:21,475 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:21,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:21,645 INFO L134 CoverageAnalysis]: Checked inductivity of 113 backedges. 16 proven. 40 refuted. 0 times theorem prover too weak. 57 trivial. 0 not checked. [2021-11-23 01:38:27,425 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:27,425 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1121 states to 278 states and 919 transitions. [2021-11-23 01:38:27,426 INFO L276 IsEmpty]: Start isEmpty. Operand 278 states and 919 transitions. [2021-11-23 01:38:27,426 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-23 01:38:27,426 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:27,426 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:27,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:27,602 INFO L134 CoverageAnalysis]: Checked inductivity of 113 backedges. 16 proven. 40 refuted. 0 times theorem prover too weak. 57 trivial. 0 not checked. [2021-11-23 01:38:32,949 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:32,949 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1129 states to 281 states and 927 transitions. [2021-11-23 01:38:32,950 INFO L276 IsEmpty]: Start isEmpty. Operand 281 states and 927 transitions. [2021-11-23 01:38:32,950 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-23 01:38:32,950 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:32,950 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:32,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:33,130 INFO L134 CoverageAnalysis]: Checked inductivity of 113 backedges. 16 proven. 40 refuted. 0 times theorem prover too weak. 57 trivial. 0 not checked. [2021-11-23 01:38:38,960 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:38,961 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1139 states to 284 states and 937 transitions. [2021-11-23 01:38:38,961 INFO L276 IsEmpty]: Start isEmpty. Operand 284 states and 937 transitions. [2021-11-23 01:38:38,962 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-23 01:38:38,962 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:38,962 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:38,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:39,138 INFO L134 CoverageAnalysis]: Checked inductivity of 113 backedges. 16 proven. 40 refuted. 0 times theorem prover too weak. 57 trivial. 0 not checked. [2021-11-23 01:38:45,528 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:45,529 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1148 states to 287 states and 946 transitions. [2021-11-23 01:38:45,529 INFO L276 IsEmpty]: Start isEmpty. Operand 287 states and 946 transitions. [2021-11-23 01:38:45,529 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-23 01:38:45,530 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:45,530 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:45,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:45,708 INFO L134 CoverageAnalysis]: Checked inductivity of 113 backedges. 16 proven. 40 refuted. 0 times theorem prover too weak. 57 trivial. 0 not checked. [2021-11-23 01:38:51,913 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:51,914 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1157 states to 290 states and 955 transitions. [2021-11-23 01:38:51,915 INFO L276 IsEmpty]: Start isEmpty. Operand 290 states and 955 transitions. [2021-11-23 01:38:51,915 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-11-23 01:38:51,916 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:51,916 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:51,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:55,225 INFO L134 CoverageAnalysis]: Checked inductivity of 143 backedges. 22 proven. 44 refuted. 0 times theorem prover too weak. 77 trivial. 0 not checked. [2021-11-23 01:39:11,656 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:11,657 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1179 states to 296 states and 976 transitions. [2021-11-23 01:39:11,657 INFO L276 IsEmpty]: Start isEmpty. Operand 296 states and 976 transitions. [2021-11-23 01:39:11,658 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-11-23 01:39:11,658 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:11,658 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:11,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:14,302 INFO L134 CoverageAnalysis]: Checked inductivity of 143 backedges. 22 proven. 44 refuted. 0 times theorem prover too weak. 77 trivial. 0 not checked. [2021-11-23 01:39:28,901 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:28,902 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1185 states to 294 states and 973 transitions. [2021-11-23 01:39:28,902 INFO L276 IsEmpty]: Start isEmpty. Operand 294 states and 973 transitions. [2021-11-23 01:39:28,902 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-11-23 01:39:28,902 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:28,903 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:28,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:31,745 INFO L134 CoverageAnalysis]: Checked inductivity of 143 backedges. 22 proven. 44 refuted. 0 times theorem prover too weak. 77 trivial. 0 not checked. [2021-11-23 01:39:45,011 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:45,012 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1217 states to 300 states and 1004 transitions. [2021-11-23 01:39:45,012 INFO L276 IsEmpty]: Start isEmpty. Operand 300 states and 1004 transitions. [2021-11-23 01:39:45,013 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-11-23 01:39:45,013 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:45,013 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:45,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:47,694 INFO L134 CoverageAnalysis]: Checked inductivity of 143 backedges. 22 proven. 44 refuted. 0 times theorem prover too weak. 77 trivial. 0 not checked. [2021-11-23 01:39:55,042 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:55,043 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1236 states to 303 states and 1023 transitions. [2021-11-23 01:39:55,043 INFO L276 IsEmpty]: Start isEmpty. Operand 303 states and 1023 transitions. [2021-11-23 01:39:55,044 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-11-23 01:39:55,044 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:55,044 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:55,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:57,716 INFO L134 CoverageAnalysis]: Checked inductivity of 143 backedges. 22 proven. 44 refuted. 0 times theorem prover too weak. 77 trivial. 0 not checked. [2021-11-23 01:40:04,891 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:40:04,892 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1267 states to 306 states and 1054 transitions. [2021-11-23 01:40:04,892 INFO L276 IsEmpty]: Start isEmpty. Operand 306 states and 1054 transitions. [2021-11-23 01:40:04,893 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-11-23 01:40:04,893 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:40:04,893 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:40:04,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:40:07,622 INFO L134 CoverageAnalysis]: Checked inductivity of 143 backedges. 22 proven. 44 refuted. 0 times theorem prover too weak. 77 trivial. 0 not checked. [2021-11-23 01:40:14,054 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:40:14,055 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1276 states to 309 states and 1063 transitions. [2021-11-23 01:40:14,055 INFO L276 IsEmpty]: Start isEmpty. Operand 309 states and 1063 transitions. [2021-11-23 01:40:14,056 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-11-23 01:40:14,056 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:40:14,056 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:40:14,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:40:16,698 INFO L134 CoverageAnalysis]: Checked inductivity of 143 backedges. 22 proven. 44 refuted. 0 times theorem prover too weak. 77 trivial. 0 not checked. [2021-11-23 01:40:21,420 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:40:21,421 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1288 states to 311 states and 1075 transitions. [2021-11-23 01:40:21,421 INFO L276 IsEmpty]: Start isEmpty. Operand 311 states and 1075 transitions. [2021-11-23 01:40:21,422 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-11-23 01:40:21,422 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:40:21,422 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:40:21,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:40:24,114 INFO L134 CoverageAnalysis]: Checked inductivity of 143 backedges. 22 proven. 44 refuted. 0 times theorem prover too weak. 77 trivial. 0 not checked. [2021-11-23 01:40:30,826 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:40:30,827 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1295 states to 314 states and 1082 transitions. [2021-11-23 01:40:30,827 INFO L276 IsEmpty]: Start isEmpty. Operand 314 states and 1082 transitions. [2021-11-23 01:40:30,828 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-11-23 01:40:30,828 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:40:30,828 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:40:30,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:40:33,435 INFO L134 CoverageAnalysis]: Checked inductivity of 143 backedges. 22 proven. 44 refuted. 0 times theorem prover too weak. 77 trivial. 0 not checked. [2021-11-23 01:40:41,093 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:40:41,094 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1307 states to 317 states and 1094 transitions. [2021-11-23 01:40:41,094 INFO L276 IsEmpty]: Start isEmpty. Operand 317 states and 1094 transitions. [2021-11-23 01:40:41,095 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-11-23 01:40:41,095 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:40:41,096 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:40:41,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:40:43,951 INFO L134 CoverageAnalysis]: Checked inductivity of 143 backedges. 22 proven. 44 refuted. 0 times theorem prover too weak. 77 trivial. 0 not checked. [2021-11-23 01:40:51,571 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:40:51,572 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1325 states to 320 states and 1112 transitions. [2021-11-23 01:40:51,572 INFO L276 IsEmpty]: Start isEmpty. Operand 320 states and 1112 transitions. [2021-11-23 01:40:51,573 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-11-23 01:40:51,573 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:40:51,573 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:40:51,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:40:54,330 INFO L134 CoverageAnalysis]: Checked inductivity of 143 backedges. 22 proven. 44 refuted. 0 times theorem prover too weak. 77 trivial. 0 not checked. [2021-11-23 01:41:00,578 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:41:00,578 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1331 states to 323 states and 1118 transitions. [2021-11-23 01:41:00,578 INFO L276 IsEmpty]: Start isEmpty. Operand 323 states and 1118 transitions. [2021-11-23 01:41:00,579 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-11-23 01:41:00,579 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:41:00,579 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:41:00,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:41:03,270 INFO L134 CoverageAnalysis]: Checked inductivity of 143 backedges. 22 proven. 44 refuted. 0 times theorem prover too weak. 77 trivial. 0 not checked. [2021-11-23 01:41:05,465 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:41:05,466 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1334 states to 324 states and 1121 transitions. [2021-11-23 01:41:05,466 INFO L276 IsEmpty]: Start isEmpty. Operand 324 states and 1121 transitions. [2021-11-23 01:41:05,467 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-11-23 01:41:05,467 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:41:05,467 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:41:05,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:41:08,352 INFO L134 CoverageAnalysis]: Checked inductivity of 143 backedges. 22 proven. 44 refuted. 0 times theorem prover too weak. 77 trivial. 0 not checked. [2021-11-23 01:41:12,833 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:41:12,834 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1337 states to 326 states and 1124 transitions. [2021-11-23 01:41:12,834 INFO L276 IsEmpty]: Start isEmpty. Operand 326 states and 1124 transitions. [2021-11-23 01:41:12,835 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-11-23 01:41:12,835 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:41:12,835 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:41:12,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:41:15,621 INFO L134 CoverageAnalysis]: Checked inductivity of 143 backedges. 22 proven. 44 refuted. 0 times theorem prover too weak. 77 trivial. 0 not checked. [2021-11-23 01:41:18,310 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:41:18,311 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1346 states to 327 states and 1132 transitions. [2021-11-23 01:41:18,312 INFO L276 IsEmpty]: Start isEmpty. Operand 327 states and 1132 transitions. [2021-11-23 01:41:18,312 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2021-11-23 01:41:18,313 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:41:18,313 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:41:18,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:41:43,999 INFO L134 CoverageAnalysis]: Checked inductivity of 149 backedges. 2 proven. 98 refuted. 0 times theorem prover too weak. 49 trivial. 0 not checked.