./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/array-fpi/s2lif.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_bf93ce5c-f092-47a9-9453-a43660a3eeb7/bin/ukojak-LBtLqBUTdQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf93ce5c-f092-47a9-9453-a43660a3eeb7/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_bf93ce5c-f092-47a9-9453-a43660a3eeb7/bin/ukojak-LBtLqBUTdQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf93ce5c-f092-47a9-9453-a43660a3eeb7/bin/ukojak-LBtLqBUTdQ/config/KojakReach.xml -i ../../sv-benchmarks/c/array-fpi/s2lif.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf93ce5c-f092-47a9-9453-a43660a3eeb7/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_bf93ce5c-f092-47a9-9453-a43660a3eeb7/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 b94168e93e7008f2fa8921a5a8a54bdf1fdce85df40220d4719fdc5076df164f --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-23 01:43:28,329 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 01:43:28,331 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 01:43:28,368 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 01:43:28,369 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 01:43:28,370 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 01:43:28,372 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 01:43:28,375 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 01:43:28,378 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 01:43:28,379 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 01:43:28,381 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 01:43:28,383 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 01:43:28,383 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 01:43:28,385 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 01:43:28,387 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 01:43:28,389 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 01:43:28,390 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 01:43:28,392 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 01:43:28,395 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 01:43:28,398 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 01:43:28,401 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 01:43:28,403 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 01:43:28,405 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 01:43:28,406 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 01:43:28,411 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 01:43:28,412 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 01:43:28,412 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 01:43:28,414 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 01:43:28,415 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 01:43:28,417 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 01:43:28,417 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 01:43:28,419 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 01:43:28,420 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 01:43:28,422 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 01:43:28,424 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 01:43:28,425 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 01:43:28,426 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 01:43:28,426 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 01:43:28,427 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 01:43:28,428 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 01:43:28,430 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 01:43:28,431 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf93ce5c-f092-47a9-9453-a43660a3eeb7/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 01:43:28,462 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 01:43:28,462 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 01:43:28,463 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 01:43:28,464 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 01:43:28,465 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 01:43:28,465 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 01:43:28,465 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 01:43:28,466 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 01:43:28,466 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 01:43:28,467 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 01:43:28,467 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 01:43:28,467 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 01:43:28,467 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 01:43:28,468 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 01:43:28,468 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 01:43:28,470 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 01:43:28,471 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 01:43:28,471 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 01:43:28,471 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 01:43:28,472 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 01:43:28,472 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 01:43:28,472 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 01:43:28,473 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 01:43:28,473 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 01:43:28,473 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 01:43:28,473 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 01:43:28,474 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 01:43:28,474 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 01:43:28,475 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_bf93ce5c-f092-47a9-9453-a43660a3eeb7/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf93ce5c-f092-47a9-9453-a43660a3eeb7/bin/ukojak-LBtLqBUTdQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b94168e93e7008f2fa8921a5a8a54bdf1fdce85df40220d4719fdc5076df164f [2021-11-23 01:43:28,751 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 01:43:28,779 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 01:43:28,782 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 01:43:28,784 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 01:43:28,785 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 01:43:28,809 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf93ce5c-f092-47a9-9453-a43660a3eeb7/bin/ukojak-LBtLqBUTdQ/../../sv-benchmarks/c/array-fpi/s2lif.c [2021-11-23 01:43:28,926 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf93ce5c-f092-47a9-9453-a43660a3eeb7/bin/ukojak-LBtLqBUTdQ/data/f4ea51ffb/7f00ddcf0f4b42739ac742da6c53d2cc/FLAGb690bac5f [2021-11-23 01:43:29,438 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 01:43:29,439 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf93ce5c-f092-47a9-9453-a43660a3eeb7/sv-benchmarks/c/array-fpi/s2lif.c [2021-11-23 01:43:29,447 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf93ce5c-f092-47a9-9453-a43660a3eeb7/bin/ukojak-LBtLqBUTdQ/data/f4ea51ffb/7f00ddcf0f4b42739ac742da6c53d2cc/FLAGb690bac5f [2021-11-23 01:43:29,808 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf93ce5c-f092-47a9-9453-a43660a3eeb7/bin/ukojak-LBtLqBUTdQ/data/f4ea51ffb/7f00ddcf0f4b42739ac742da6c53d2cc [2021-11-23 01:43:29,811 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 01:43:29,813 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 01:43:29,815 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 01:43:29,815 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 01:43:29,819 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 01:43:29,821 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:43:29" (1/1) ... [2021-11-23 01:43:29,822 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@37fe02a4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:43:29, skipping insertion in model container [2021-11-23 01:43:29,823 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:43:29" (1/1) ... [2021-11-23 01:43:29,834 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 01:43:29,851 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 01:43:30,092 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_bf93ce5c-f092-47a9-9453-a43660a3eeb7/sv-benchmarks/c/array-fpi/s2lif.c[588,601] [2021-11-23 01:43:30,117 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 01:43:30,126 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 01:43:30,142 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_bf93ce5c-f092-47a9-9453-a43660a3eeb7/sv-benchmarks/c/array-fpi/s2lif.c[588,601] [2021-11-23 01:43:30,152 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 01:43:30,169 INFO L208 MainTranslator]: Completed translation [2021-11-23 01:43:30,170 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:43:30 WrapperNode [2021-11-23 01:43:30,170 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 01:43:30,172 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 01:43:30,172 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 01:43:30,172 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 01:43:30,182 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:43:30" (1/1) ... [2021-11-23 01:43:30,191 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:43:30" (1/1) ... [2021-11-23 01:43:30,217 INFO L137 Inliner]: procedures = 17, calls = 24, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 81 [2021-11-23 01:43:30,218 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 01:43:30,219 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 01:43:30,219 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 01:43:30,219 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 01:43:30,230 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:43:30" (1/1) ... [2021-11-23 01:43:30,230 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:43:30" (1/1) ... [2021-11-23 01:43:30,233 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:43:30" (1/1) ... [2021-11-23 01:43:30,234 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:43:30" (1/1) ... [2021-11-23 01:43:30,241 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:43:30" (1/1) ... [2021-11-23 01:43:30,249 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:43:30" (1/1) ... [2021-11-23 01:43:30,251 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:43:30" (1/1) ... [2021-11-23 01:43:30,254 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 01:43:30,260 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 01:43:30,261 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 01:43:30,261 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 01:43:30,265 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:43:30" (1/1) ... [2021-11-23 01:43:30,274 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 01:43:30,288 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf93ce5c-f092-47a9-9453-a43660a3eeb7/bin/ukojak-LBtLqBUTdQ/z3 [2021-11-23 01:43:30,302 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf93ce5c-f092-47a9-9453-a43660a3eeb7/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 01:43:30,328 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf93ce5c-f092-47a9-9453-a43660a3eeb7/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 01:43:30,363 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 01:43:30,363 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 01:43:30,363 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 01:43:30,364 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-23 01:43:30,365 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-23 01:43:30,365 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 01:43:30,365 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 01:43:30,365 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-23 01:43:30,366 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 01:43:30,451 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 01:43:30,452 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 01:43:30,635 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 01:43:30,711 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-23 01:43:30,711 INFO L301 CfgBuilder]: Removed 3 assume(true) statements. [2021-11-23 01:43:30,714 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:43:30 BoogieIcfgContainer [2021-11-23 01:43:30,714 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-23 01:43:30,715 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-23 01:43:30,716 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-23 01:43:30,755 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-23 01:43:30,755 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:43:30" (1/1) ... [2021-11-23 01:43:30,773 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 01:43:30,829 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:43:30,835 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 11 states and 15 transitions. [2021-11-23 01:43:30,836 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 15 transitions. [2021-11-23 01:43:30,839 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2021-11-23 01:43:30,839 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:43:30,840 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:43:30,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:43:31,077 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:43:31,162 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:43:31,162 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 12 states and 16 transitions. [2021-11-23 01:43:31,162 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 16 transitions. [2021-11-23 01:43:31,163 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-11-23 01:43:31,163 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:43:31,163 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:43:31,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:43:31,283 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:43:31,370 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:43:31,371 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 13 states and 18 transitions. [2021-11-23 01:43:31,371 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 18 transitions. [2021-11-23 01:43:31,372 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2021-11-23 01:43:31,372 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:43:31,373 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:43:31,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:43:31,491 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 01:43:31,566 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:43:31,567 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 14 states and 20 transitions. [2021-11-23 01:43:31,567 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 20 transitions. [2021-11-23 01:43:31,568 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-11-23 01:43:31,568 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:43:31,568 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:43:31,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:43:32,287 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:43:33,456 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:43:33,457 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 21 states and 42 transitions. [2021-11-23 01:43:33,457 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 42 transitions. [2021-11-23 01:43:33,460 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-11-23 01:43:33,460 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:43:33,460 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:43:33,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:43:33,623 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:43:34,128 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:43:34,128 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 22 states and 42 transitions. [2021-11-23 01:43:34,128 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 42 transitions. [2021-11-23 01:43:34,129 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-11-23 01:43:34,129 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:43:34,130 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:43:34,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:43:34,282 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:43:35,136 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:43:35,137 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 25 states and 48 transitions. [2021-11-23 01:43:35,137 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 48 transitions. [2021-11-23 01:43:35,138 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-11-23 01:43:35,138 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:43:35,138 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:43:35,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:43:35,218 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:43:35,422 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:43:35,423 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 25 states and 46 transitions. [2021-11-23 01:43:35,423 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 46 transitions. [2021-11-23 01:43:35,423 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-11-23 01:43:35,424 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:43:35,424 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:43:35,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:43:35,523 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 01:43:36,266 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:43:36,267 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 28 states and 48 transitions. [2021-11-23 01:43:36,267 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 48 transitions. [2021-11-23 01:43:36,268 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-11-23 01:43:36,268 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:43:36,269 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:43:36,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:43:37,414 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:43:40,493 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:43:40,494 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 35 states and 75 transitions. [2021-11-23 01:43:40,494 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 75 transitions. [2021-11-23 01:43:40,495 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-11-23 01:43:40,495 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:43:40,495 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:43:40,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:43:40,863 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 3 proven. 8 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:43:41,501 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:43:41,501 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 30 states and 58 transitions. [2021-11-23 01:43:41,501 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 58 transitions. [2021-11-23 01:43:41,502 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:43:41,502 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:43:41,503 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:43:41,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:43:41,751 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 01:43:43,721 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:43:43,722 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 36 states and 70 transitions. [2021-11-23 01:43:43,722 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 70 transitions. [2021-11-23 01:43:43,723 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:43:43,723 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:43:43,723 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:43:43,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:43:43,814 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 7 proven. 6 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 01:43:44,176 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:43:44,177 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 36 states and 67 transitions. [2021-11-23 01:43:44,177 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 67 transitions. [2021-11-23 01:43:44,178 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:43:44,178 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:43:44,178 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:43:44,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:43:44,417 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 1 proven. 8 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-23 01:43:45,929 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:43:45,930 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 40 states and 77 transitions. [2021-11-23 01:43:45,930 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 77 transitions. [2021-11-23 01:43:45,931 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:43:45,931 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:43:45,931 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:43:45,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:43:47,508 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:43:52,383 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:43:52,384 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 47 states and 101 transitions. [2021-11-23 01:43:52,384 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 101 transitions. [2021-11-23 01:43:52,385 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:43:52,385 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:43:52,386 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:43:52,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:43:52,818 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:43:54,272 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:43:54,272 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 50 states and 108 transitions. [2021-11-23 01:43:54,273 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 108 transitions. [2021-11-23 01:43:54,273 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:43:54,274 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:43:54,274 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:43:54,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:43:54,637 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 7 proven. 9 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-23 01:43:58,080 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:43:58,081 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 57 states and 124 transitions. [2021-11-23 01:43:58,081 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 124 transitions. [2021-11-23 01:43:58,082 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:43:58,082 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:43:58,083 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:43:58,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:43:58,304 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 1 proven. 8 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-23 01:43:58,792 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:43:58,793 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 55 states and 117 transitions. [2021-11-23 01:43:58,793 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 117 transitions. [2021-11-23 01:43:58,794 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:43:58,794 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:43:58,794 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:43:58,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:43:58,960 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 7 proven. 9 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-23 01:43:59,986 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:43:59,986 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 56 states and 114 transitions. [2021-11-23 01:43:59,986 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 114 transitions. [2021-11-23 01:43:59,987 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-23 01:43:59,987 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:43:59,987 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:43:59,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:44:00,118 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 3 proven. 13 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-23 01:44:03,047 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:44:03,048 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 61 states and 135 transitions. [2021-11-23 01:44:03,048 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 135 transitions. [2021-11-23 01:44:03,049 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-23 01:44:03,049 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:44:03,049 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:44:03,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:44:03,210 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 3 proven. 13 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-23 01:44:03,932 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:44:03,933 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 62 states and 138 transitions. [2021-11-23 01:44:03,933 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 138 transitions. [2021-11-23 01:44:03,933 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-23 01:44:03,933 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:44:03,934 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:44:03,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:44:04,089 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 3 proven. 13 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-23 01:44:05,099 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:44:05,099 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140 states to 64 states and 140 transitions. [2021-11-23 01:44:05,099 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 140 transitions. [2021-11-23 01:44:05,100 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-11-23 01:44:05,100 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:44:05,100 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:44:05,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:44:05,255 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 3 proven. 13 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-23 01:44:05,776 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:44:05,776 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 63 states and 134 transitions. [2021-11-23 01:44:05,776 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 134 transitions. [2021-11-23 01:44:05,777 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-11-23 01:44:05,777 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:44:05,777 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:44:05,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:44:09,405 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 1 proven. 29 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:44:19,177 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:44:19,180 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 150 states to 70 states and 150 transitions. [2021-11-23 01:44:19,180 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 150 transitions. [2021-11-23 01:44:19,180 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-11-23 01:44:19,180 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:44:19,180 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:44:19,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:44:19,975 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 1 proven. 29 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:44:22,346 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:44:22,347 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 156 states to 73 states and 156 transitions. [2021-11-23 01:44:22,347 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 156 transitions. [2021-11-23 01:44:22,347 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-11-23 01:44:22,347 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:44:22,348 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:44:22,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:44:23,096 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 1 proven. 29 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:44:26,039 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:44:26,039 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 163 states to 77 states and 163 transitions. [2021-11-23 01:44:26,039 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 163 transitions. [2021-11-23 01:44:26,040 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-23 01:44:26,040 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:44:26,040 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:44:26,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:44:26,785 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 11 proven. 14 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-23 01:44:29,284 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:44:29,284 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 169 states to 80 states and 169 transitions. [2021-11-23 01:44:29,284 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 169 transitions. [2021-11-23 01:44:29,285 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:44:29,285 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:44:29,285 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:44:29,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:44:30,130 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 6 proven. 19 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-23 01:44:36,102 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:44:36,103 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 188 states to 85 states and 188 transitions. [2021-11-23 01:44:36,103 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 188 transitions. [2021-11-23 01:44:36,104 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:44:36,104 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:44:36,104 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:44:36,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:44:36,589 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 6 proven. 19 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-23 01:44:38,766 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:44:38,766 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 192 states to 88 states and 192 transitions. [2021-11-23 01:44:38,767 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 192 transitions. [2021-11-23 01:44:38,767 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:44:38,767 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:44:38,768 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:44:38,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:44:39,330 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 6 proven. 19 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-23 01:44:40,232 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:44:40,233 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 183 states to 86 states and 183 transitions. [2021-11-23 01:44:40,233 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 183 transitions. [2021-11-23 01:44:40,233 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:44:40,234 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:44:40,234 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:44:40,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:44:40,771 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 6 proven. 19 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-23 01:44:42,745 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:44:42,746 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 187 states to 89 states and 187 transitions. [2021-11-23 01:44:42,746 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 187 transitions. [2021-11-23 01:44:42,746 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:44:42,746 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:44:42,747 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:44:42,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:44:43,229 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 6 proven. 19 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-23 01:44:45,451 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:44:45,457 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 193 states to 92 states and 193 transitions. [2021-11-23 01:44:45,457 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 193 transitions. [2021-11-23 01:44:45,457 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:44:45,458 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:44:45,458 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:44:45,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:44:45,927 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 6 proven. 19 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-23 01:44:47,059 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:44:47,060 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 196 states to 93 states and 196 transitions. [2021-11-23 01:44:47,060 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 196 transitions. [2021-11-23 01:44:47,061 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-23 01:44:47,061 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:44:47,061 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:44:47,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:44:52,677 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 3 proven. 42 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:45:09,313 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:45:09,313 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 222 states to 103 states and 222 transitions. [2021-11-23 01:45:09,314 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 222 transitions. [2021-11-23 01:45:09,314 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-23 01:45:09,314 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:45:09,315 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:45:09,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:45:10,231 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 3 proven. 42 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:45:14,582 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:45:14,583 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 233 states to 107 states and 233 transitions. [2021-11-23 01:45:14,583 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 233 transitions. [2021-11-23 01:45:14,583 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-23 01:45:14,583 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:45:14,583 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:45:14,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:45:15,769 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 3 proven. 42 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:45:19,994 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:45:19,994 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 242 states to 111 states and 242 transitions. [2021-11-23 01:45:19,994 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 242 transitions. [2021-11-23 01:45:19,995 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-23 01:45:19,995 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:45:19,995 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:45:20,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:45:20,886 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 3 proven. 42 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:45:21,612 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:45:21,613 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 242 states to 112 states and 242 transitions. [2021-11-23 01:45:21,613 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 242 transitions. [2021-11-23 01:45:21,613 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-23 01:45:21,614 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:45:21,614 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:45:21,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:45:22,601 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 3 proven. 42 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:45:25,035 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:45:25,035 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 247 states to 114 states and 247 transitions. [2021-11-23 01:45:25,036 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 247 transitions. [2021-11-23 01:45:25,036 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-23 01:45:25,036 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:45:25,036 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:45:25,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:45:26,231 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 3 proven. 42 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:45:28,131 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:45:28,132 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 250 states to 116 states and 250 transitions. [2021-11-23 01:45:28,132 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 250 transitions. [2021-11-23 01:45:28,133 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:45:28,133 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:45:28,133 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:45:28,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:45:29,208 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 16 proven. 20 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-23 01:45:33,035 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:45:33,036 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 255 states to 119 states and 255 transitions. [2021-11-23 01:45:33,036 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 255 transitions. [2021-11-23 01:45:33,036 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:45:33,036 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:45:33,037 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:45:33,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:45:33,541 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 16 proven. 20 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-23 01:45:36,862 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:45:36,862 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 260 states to 122 states and 260 transitions. [2021-11-23 01:45:36,862 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 260 transitions. [2021-11-23 01:45:36,863 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:45:36,863 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:45:36,863 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:45:36,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:45:37,120 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 16 proven. 20 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-23 01:45:40,306 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:45:40,307 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 265 states to 125 states and 265 transitions. [2021-11-23 01:45:40,307 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 265 transitions. [2021-11-23 01:45:40,307 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:45:40,307 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:45:40,308 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:45:40,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:45:40,475 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 16 proven. 20 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-23 01:45:43,482 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:45:43,483 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 270 states to 128 states and 270 transitions. [2021-11-23 01:45:43,483 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 270 transitions. [2021-11-23 01:45:43,484 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:45:43,484 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:45:43,484 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:45:43,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:45:43,654 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 16 proven. 20 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-23 01:45:46,852 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:45:46,852 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 275 states to 131 states and 275 transitions. [2021-11-23 01:45:46,852 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 275 transitions. [2021-11-23 01:45:46,853 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-23 01:45:46,853 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:45:46,853 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:45:46,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:45:48,378 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 10 proven. 26 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:45:58,375 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:45:58,376 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 300 states to 138 states and 300 transitions. [2021-11-23 01:45:58,376 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 300 transitions. [2021-11-23 01:45:58,377 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-23 01:45:58,377 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:45:58,377 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:45:58,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:45:59,628 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 10 proven. 26 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:46:02,915 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:46:02,916 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 304 states to 141 states and 304 transitions. [2021-11-23 01:46:02,916 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 304 transitions. [2021-11-23 01:46:02,916 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-23 01:46:02,916 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:46:02,916 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:46:02,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:46:04,135 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 10 proven. 26 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:46:07,660 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:46:07,661 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 308 states to 144 states and 308 transitions. [2021-11-23 01:46:07,661 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 308 transitions. [2021-11-23 01:46:07,662 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-23 01:46:07,662 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:46:07,662 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:46:07,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:46:08,835 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 10 proven. 17 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2021-11-23 01:46:09,499 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:46:09,500 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 310 states to 145 states and 310 transitions. [2021-11-23 01:46:09,500 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 310 transitions. [2021-11-23 01:46:09,500 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-23 01:46:09,501 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:46:09,501 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:46:09,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:46:10,972 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 10 proven. 26 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:46:13,579 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:46:13,580 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 314 states to 147 states and 314 transitions. [2021-11-23 01:46:13,580 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 314 transitions. [2021-11-23 01:46:13,581 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-23 01:46:13,581 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:46:13,581 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:46:13,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:46:14,828 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 10 proven. 26 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:46:16,511 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:46:16,512 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 320 states to 148 states and 320 transitions. [2021-11-23 01:46:16,512 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 320 transitions. [2021-11-23 01:46:16,512 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-23 01:46:16,513 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:46:16,513 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:46:16,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:46:25,535 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 0 proven. 63 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:46:51,526 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:46:51,526 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 351 states to 159 states and 351 transitions. [2021-11-23 01:46:51,526 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 351 transitions. [2021-11-23 01:46:51,526 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-23 01:46:51,527 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:46:51,527 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:46:51,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:46:52,185 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 0 proven. 63 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:46:59,754 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:46:59,754 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 367 states to 164 states and 367 transitions. [2021-11-23 01:46:59,754 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 367 transitions. [2021-11-23 01:46:59,755 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-23 01:46:59,755 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:46:59,755 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:46:59,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:47:00,576 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 0 proven. 63 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:47:06,682 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:47:06,683 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 378 states to 168 states and 378 transitions. [2021-11-23 01:47:06,683 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 378 transitions. [2021-11-23 01:47:06,683 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-23 01:47:06,683 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:47:06,683 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:47:06,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:47:07,531 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 0 proven. 63 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:47:12,811 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:47:12,812 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 384 states to 172 states and 384 transitions. [2021-11-23 01:47:12,812 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 384 transitions. [2021-11-23 01:47:12,812 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-23 01:47:12,812 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:47:12,813 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:47:12,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:47:13,506 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 0 proven. 63 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:47:15,588 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:47:15,589 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 386 states to 173 states and 386 transitions. [2021-11-23 01:47:15,589 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 386 transitions. [2021-11-23 01:47:15,590 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-23 01:47:15,590 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:47:15,590 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:47:15,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:47:16,384 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 0 proven. 63 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:47:21,025 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:47:21,026 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 392 states to 176 states and 392 transitions. [2021-11-23 01:47:21,026 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 392 transitions. [2021-11-23 01:47:21,027 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-23 01:47:21,027 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:47:21,027 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:47:21,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:47:22,636 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 22 proven. 27 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:47:25,497 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:47:25,498 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 393 states to 177 states and 393 transitions. [2021-11-23 01:47:25,498 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 393 transitions. [2021-11-23 01:47:25,498 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-23 01:47:25,498 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:47:25,498 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:47:25,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:47:26,347 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 22 proven. 27 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:47:31,536 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:47:31,537 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 398 states to 180 states and 398 transitions. [2021-11-23 01:47:31,537 INFO L276 IsEmpty]: Start isEmpty. Operand 180 states and 398 transitions. [2021-11-23 01:47:31,537 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-23 01:47:31,538 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:47:31,538 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:47:31,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:47:31,721 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 22 proven. 27 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:47:36,469 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:47:36,472 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 403 states to 183 states and 403 transitions. [2021-11-23 01:47:36,473 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 403 transitions. [2021-11-23 01:47:36,473 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-23 01:47:36,474 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:47:36,474 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:47:36,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:47:36,661 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 22 proven. 27 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:47:41,494 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:47:41,495 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 408 states to 186 states and 408 transitions. [2021-11-23 01:47:41,495 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 408 transitions. [2021-11-23 01:47:41,496 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-23 01:47:41,496 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:47:41,496 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:47:41,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:47:41,659 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 22 proven. 27 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:47:46,363 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:47:46,364 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 413 states to 189 states and 413 transitions. [2021-11-23 01:47:46,364 INFO L276 IsEmpty]: Start isEmpty. Operand 189 states and 413 transitions. [2021-11-23 01:47:46,365 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-23 01:47:46,365 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:47:46,365 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:47:46,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:47:49,175 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 15 proven. 34 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:47:57,735 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:47:57,736 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 419 states to 193 states and 419 transitions. [2021-11-23 01:47:57,736 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states and 419 transitions. [2021-11-23 01:47:57,736 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-23 01:47:57,736 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:47:57,736 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:47:57,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:48:00,155 INFO L134 CoverageAnalysis]: Checked inductivity of 71 backedges. 15 proven. 28 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2021-11-23 01:48:02,998 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:48:02,998 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 347 states to 169 states and 347 transitions. [2021-11-23 01:48:02,998 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 347 transitions. [2021-11-23 01:48:02,999 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:48:02,999 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:48:02,999 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:48:03,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:48:05,444 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 15 proven. 34 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2021-11-23 01:48:18,627 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:48:18,628 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 342 states to 171 states and 342 transitions. [2021-11-23 01:48:18,628 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 342 transitions. [2021-11-23 01:48:18,628 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:48:18,628 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:48:18,628 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:48:18,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:48:20,848 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 15 proven. 34 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2021-11-23 01:48:25,535 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:48:25,535 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 346 states to 173 states and 346 transitions. [2021-11-23 01:48:25,535 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 346 transitions. [2021-11-23 01:48:25,536 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:48:25,536 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:48:25,536 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:48:25,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:48:27,803 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 15 proven. 34 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2021-11-23 01:48:33,601 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:48:33,602 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 357 states to 175 states and 357 transitions. [2021-11-23 01:48:33,602 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 357 transitions. [2021-11-23 01:48:33,603 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:48:33,603 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:48:33,603 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:48:33,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:48:35,892 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 15 proven. 34 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2021-11-23 01:48:38,580 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:48:38,581 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 367 states to 176 states and 367 transitions. [2021-11-23 01:48:38,581 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 367 transitions. [2021-11-23 01:48:38,581 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:48:38,582 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:48:38,582 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:48:38,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:48:40,979 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 15 proven. 34 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2021-11-23 01:48:42,529 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:48:42,529 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 368 states to 177 states and 368 transitions. [2021-11-23 01:48:42,529 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 368 transitions. [2021-11-23 01:48:42,530 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:48:42,530 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:48:42,530 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:48:42,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:48:44,781 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 15 proven. 34 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2021-11-23 01:48:46,337 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:48:46,337 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 369 states to 178 states and 369 transitions. [2021-11-23 01:48:46,338 INFO L276 IsEmpty]: Start isEmpty. Operand 178 states and 369 transitions. [2021-11-23 01:48:46,338 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:48:46,338 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:48:46,338 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:48:46,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:48:48,749 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 15 proven. 34 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2021-11-23 01:48:50,505 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:48:50,506 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 370 states to 179 states and 370 transitions. [2021-11-23 01:48:50,506 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 370 transitions. [2021-11-23 01:48:50,506 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:48:50,506 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:48:50,506 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:48:50,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:48:52,764 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 15 proven. 34 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2021-11-23 01:48:54,901 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:48:54,902 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 381 states to 180 states and 381 transitions. [2021-11-23 01:48:54,902 INFO L276 IsEmpty]: Start isEmpty. Operand 180 states and 381 transitions. [2021-11-23 01:48:54,902 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:48:54,902 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:48:54,902 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:48:54,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:48:57,168 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 15 proven. 34 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2021-11-23 01:48:58,395 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:48:58,396 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 382 states to 181 states and 382 transitions. [2021-11-23 01:48:58,396 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 382 transitions. [2021-11-23 01:48:58,397 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:48:58,397 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:48:58,397 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:48:58,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:49:00,935 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 15 proven. 34 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2021-11-23 01:49:04,393 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:49:04,393 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 383 states to 182 states and 383 transitions. [2021-11-23 01:49:04,393 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 383 transitions. [2021-11-23 01:49:04,394 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:49:04,394 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:49:04,394 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:49:04,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:49:06,811 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 15 proven. 34 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2021-11-23 01:49:10,322 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:49:10,322 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 384 states to 183 states and 384 transitions. [2021-11-23 01:49:10,322 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 384 transitions. [2021-11-23 01:49:10,323 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:49:10,323 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:49:10,323 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:49:10,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:49:12,566 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 15 proven. 34 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2021-11-23 01:49:15,851 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:49:15,852 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 385 states to 184 states and 385 transitions. [2021-11-23 01:49:15,852 INFO L276 IsEmpty]: Start isEmpty. Operand 184 states and 385 transitions. [2021-11-23 01:49:15,852 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:49:15,852 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:49:15,852 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:49:15,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:49:18,144 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 15 proven. 34 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2021-11-23 01:49:21,899 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:49:21,899 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 386 states to 185 states and 386 transitions. [2021-11-23 01:49:21,900 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 386 transitions. [2021-11-23 01:49:21,900 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:49:21,900 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:49:21,900 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:49:21,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:49:24,145 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 15 proven. 34 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2021-11-23 01:49:27,536 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:49:27,537 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 387 states to 186 states and 387 transitions. [2021-11-23 01:49:27,537 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 387 transitions. [2021-11-23 01:49:27,537 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-23 01:49:27,537 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:49:27,537 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:49:27,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:49:42,549 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 0 proven. 84 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:50:22,831 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:50:22,831 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 429 states to 199 states and 429 transitions. [2021-11-23 01:50:22,831 INFO L276 IsEmpty]: Start isEmpty. Operand 199 states and 429 transitions. [2021-11-23 01:50:22,832 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-23 01:50:22,832 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:50:22,832 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:50:22,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:50:25,673 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 0 proven. 84 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:50:35,086 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:50:35,086 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 439 states to 203 states and 439 transitions. [2021-11-23 01:50:35,087 INFO L276 IsEmpty]: Start isEmpty. Operand 203 states and 439 transitions. [2021-11-23 01:50:35,087 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-23 01:50:35,087 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:50:35,087 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:50:35,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:50:38,493 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 0 proven. 84 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:50:45,294 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:50:45,294 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 446 states to 206 states and 446 transitions. [2021-11-23 01:50:45,295 INFO L276 IsEmpty]: Start isEmpty. Operand 206 states and 446 transitions. [2021-11-23 01:50:45,295 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-23 01:50:45,295 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:50:45,295 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:50:45,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:50:48,487 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 0 proven. 84 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:50:57,298 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:50:57,299 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 456 states to 210 states and 456 transitions. [2021-11-23 01:50:57,299 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states and 456 transitions. [2021-11-23 01:50:57,299 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-23 01:50:57,299 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:50:57,300 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:50:57,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:51:00,599 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 0 proven. 84 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:51:10,223 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:51:10,224 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 471 states to 214 states and 471 transitions. [2021-11-23 01:51:10,224 INFO L276 IsEmpty]: Start isEmpty. Operand 214 states and 471 transitions. [2021-11-23 01:51:10,224 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-23 01:51:10,224 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:51:10,224 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:51:10,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:51:13,456 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 0 proven. 84 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:51:20,818 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:51:20,818 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 479 states to 217 states and 479 transitions. [2021-11-23 01:51:20,818 INFO L276 IsEmpty]: Start isEmpty. Operand 217 states and 479 transitions. [2021-11-23 01:51:20,818 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-23 01:51:20,819 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:51:20,819 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:51:20,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:51:24,037 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 0 proven. 84 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:51:27,058 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:51:27,058 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 482 states to 218 states and 482 transitions. [2021-11-23 01:51:27,058 INFO L276 IsEmpty]: Start isEmpty. Operand 218 states and 482 transitions. [2021-11-23 01:51:27,059 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-23 01:51:27,059 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:51:27,059 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:51:27,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:51:30,169 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 0 proven. 84 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:51:37,599 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:51:37,600 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 489 states to 221 states and 489 transitions. [2021-11-23 01:51:37,600 INFO L276 IsEmpty]: Start isEmpty. Operand 221 states and 489 transitions. [2021-11-23 01:51:37,600 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-23 01:51:37,600 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:51:37,600 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:51:37,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:51:40,967 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 0 proven. 84 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:51:47,937 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:51:47,938 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 496 states to 224 states and 496 transitions. [2021-11-23 01:51:47,938 INFO L276 IsEmpty]: Start isEmpty. Operand 224 states and 496 transitions. [2021-11-23 01:51:47,938 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-23 01:51:47,938 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:51:47,938 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:51:48,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:51:51,120 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 0 proven. 84 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:52:00,197 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:52:00,198 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 511 states to 228 states and 511 transitions. [2021-11-23 01:52:00,198 INFO L276 IsEmpty]: Start isEmpty. Operand 228 states and 511 transitions. [2021-11-23 01:52:00,199 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-23 01:52:00,199 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:52:00,199 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:52:00,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:52:03,259 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 0 proven. 84 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:52:05,737 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:52:05,738 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 514 states to 229 states and 514 transitions. [2021-11-23 01:52:05,738 INFO L276 IsEmpty]: Start isEmpty. Operand 229 states and 514 transitions. [2021-11-23 01:52:05,738 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-23 01:52:05,738 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:52:05,738 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:52:05,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:52:08,369 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 29 proven. 35 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2021-11-23 01:52:13,186 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:52:13,187 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 515 states to 230 states and 515 transitions. [2021-11-23 01:52:13,187 INFO L276 IsEmpty]: Start isEmpty. Operand 230 states and 515 transitions. [2021-11-23 01:52:13,188 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-23 01:52:13,188 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:52:13,188 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:52:13,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:52:14,278 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 29 proven. 35 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2021-11-23 01:52:22,280 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:52:22,281 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 520 states to 233 states and 520 transitions. [2021-11-23 01:52:22,281 INFO L276 IsEmpty]: Start isEmpty. Operand 233 states and 520 transitions. [2021-11-23 01:52:22,281 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-23 01:52:22,281 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:52:22,281 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:52:22,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:52:22,435 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 29 proven. 35 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2021-11-23 01:52:30,405 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:52:30,405 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 525 states to 236 states and 525 transitions. [2021-11-23 01:52:30,405 INFO L276 IsEmpty]: Start isEmpty. Operand 236 states and 525 transitions. [2021-11-23 01:52:30,406 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-23 01:52:30,406 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:52:30,406 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:52:30,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:52:30,581 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 29 proven. 35 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2021-11-23 01:52:38,574 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:52:38,574 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 530 states to 239 states and 530 transitions. [2021-11-23 01:52:38,574 INFO L276 IsEmpty]: Start isEmpty. Operand 239 states and 530 transitions. [2021-11-23 01:52:38,575 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-23 01:52:38,575 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:52:38,575 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:52:38,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:52:38,757 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 29 proven. 35 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2021-11-23 01:52:46,997 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:52:46,997 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 535 states to 242 states and 535 transitions. [2021-11-23 01:52:46,998 INFO L276 IsEmpty]: Start isEmpty. Operand 242 states and 535 transitions. [2021-11-23 01:52:46,998 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-23 01:52:46,998 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:52:46,998 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:52:47,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:52:47,148 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 29 proven. 35 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2021-11-23 01:52:55,038 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:52:55,039 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 540 states to 245 states and 540 transitions. [2021-11-23 01:52:55,039 INFO L276 IsEmpty]: Start isEmpty. Operand 245 states and 540 transitions. [2021-11-23 01:52:55,040 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-23 01:52:55,040 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:52:55,040 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:52:55,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:52:55,200 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 29 proven. 35 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2021-11-23 01:53:02,816 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:53:02,817 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 545 states to 248 states and 545 transitions. [2021-11-23 01:53:02,817 INFO L276 IsEmpty]: Start isEmpty. Operand 248 states and 545 transitions. [2021-11-23 01:53:02,817 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-23 01:53:02,817 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:53:02,817 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:53:02,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:53:02,962 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 29 proven. 35 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2021-11-23 01:53:10,667 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:53:10,668 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 551 states to 251 states and 551 transitions. [2021-11-23 01:53:10,668 INFO L276 IsEmpty]: Start isEmpty. Operand 251 states and 551 transitions. [2021-11-23 01:53:10,669 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-23 01:53:10,669 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:53:10,669 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:53:10,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:53:10,972 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 29 proven. 35 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2021-11-23 01:53:13,708 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:53:13,708 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 552 states to 252 states and 552 transitions. [2021-11-23 01:53:13,709 INFO L276 IsEmpty]: Start isEmpty. Operand 252 states and 552 transitions. [2021-11-23 01:53:13,709 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-23 01:53:13,709 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:53:13,709 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:53:13,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:53:13,899 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 29 proven. 35 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2021-11-23 01:53:22,297 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:53:22,297 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 557 states to 255 states and 557 transitions. [2021-11-23 01:53:22,297 INFO L276 IsEmpty]: Start isEmpty. Operand 255 states and 557 transitions. [2021-11-23 01:53:22,298 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-23 01:53:22,298 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:53:22,298 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:53:22,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:53:27,238 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 21 proven. 43 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2021-11-23 01:53:38,048 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:53:38,048 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 562 states to 257 states and 562 transitions. [2021-11-23 01:53:38,048 INFO L276 IsEmpty]: Start isEmpty. Operand 257 states and 562 transitions. [2021-11-23 01:53:38,049 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-23 01:53:38,049 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:53:38,049 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:53:38,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:53:42,388 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 21 proven. 43 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2021-11-23 01:54:08,380 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:54:08,380 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 582 states to 265 states and 582 transitions. [2021-11-23 01:54:08,381 INFO L276 IsEmpty]: Start isEmpty. Operand 265 states and 582 transitions. [2021-11-23 01:54:08,381 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-23 01:54:08,381 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:54:08,381 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:54:08,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:54:12,220 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 21 proven. 43 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2021-11-23 01:54:19,639 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:54:19,639 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 586 states to 268 states and 586 transitions. [2021-11-23 01:54:19,639 INFO L276 IsEmpty]: Start isEmpty. Operand 268 states and 586 transitions. [2021-11-23 01:54:19,640 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-23 01:54:19,640 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:54:19,640 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:54:19,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:54:23,508 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 21 proven. 43 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2021-11-23 01:54:31,837 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:54:31,837 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 590 states to 271 states and 590 transitions. [2021-11-23 01:54:31,837 INFO L276 IsEmpty]: Start isEmpty. Operand 271 states and 590 transitions. [2021-11-23 01:54:31,838 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-23 01:54:31,838 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:54:31,838 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:54:31,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:54:36,035 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 21 proven. 43 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2021-11-23 01:54:44,644 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:54:44,645 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 594 states to 274 states and 594 transitions. [2021-11-23 01:54:44,645 INFO L276 IsEmpty]: Start isEmpty. Operand 274 states and 594 transitions. [2021-11-23 01:54:44,646 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-23 01:54:44,646 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:54:44,646 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:54:44,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:54:48,828 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 21 proven. 43 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2021-11-23 01:54:57,000 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:54:57,001 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 598 states to 277 states and 598 transitions. [2021-11-23 01:54:57,001 INFO L276 IsEmpty]: Start isEmpty. Operand 277 states and 598 transitions. [2021-11-23 01:54:57,001 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-23 01:54:57,001 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:54:57,002 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:54:57,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:55:01,231 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 21 proven. 43 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2021-11-23 01:55:10,315 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:55:10,315 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 602 states to 280 states and 602 transitions. [2021-11-23 01:55:10,316 INFO L276 IsEmpty]: Start isEmpty. Operand 280 states and 602 transitions. [2021-11-23 01:55:10,316 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-23 01:55:10,316 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:55:10,316 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:55:10,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:55:14,448 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 21 proven. 43 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2021-11-23 01:55:23,168 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:55:23,169 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 607 states to 283 states and 607 transitions. [2021-11-23 01:55:23,169 INFO L276 IsEmpty]: Start isEmpty. Operand 283 states and 607 transitions. [2021-11-23 01:55:23,169 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-23 01:55:23,170 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:55:23,170 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:55:23,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:55:27,348 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 21 proven. 43 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2021-11-23 01:55:30,558 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:55:30,558 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 608 states to 284 states and 608 transitions. [2021-11-23 01:55:30,558 INFO L276 IsEmpty]: Start isEmpty. Operand 284 states and 608 transitions. [2021-11-23 01:55:30,559 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-23 01:55:30,559 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:55:30,559 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:55:30,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:55:34,837 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 21 proven. 43 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked.