./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/array-fpi/res2o.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_898ae925-d289-40c7-b9d7-9cb0641f6789/bin/ukojak-LBtLqBUTdQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_898ae925-d289-40c7-b9d7-9cb0641f6789/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_898ae925-d289-40c7-b9d7-9cb0641f6789/bin/ukojak-LBtLqBUTdQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_898ae925-d289-40c7-b9d7-9cb0641f6789/bin/ukojak-LBtLqBUTdQ/config/KojakReach.xml -i ../../sv-benchmarks/c/array-fpi/res2o.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_898ae925-d289-40c7-b9d7-9cb0641f6789/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_898ae925-d289-40c7-b9d7-9cb0641f6789/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 c8f420e2027982da4f1bb18a6387f830c2a1e2f24637d0451d3246965ba37a6d --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-23 01:12:29,357 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 01:12:29,359 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 01:12:29,397 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 01:12:29,398 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 01:12:29,400 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 01:12:29,402 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 01:12:29,405 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 01:12:29,407 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 01:12:29,408 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 01:12:29,410 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 01:12:29,412 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 01:12:29,412 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 01:12:29,414 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 01:12:29,416 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 01:12:29,418 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 01:12:29,419 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 01:12:29,421 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 01:12:29,424 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 01:12:29,427 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 01:12:29,429 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 01:12:29,431 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 01:12:29,440 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 01:12:29,442 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 01:12:29,454 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 01:12:29,454 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 01:12:29,455 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 01:12:29,456 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 01:12:29,456 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 01:12:29,458 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 01:12:29,458 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 01:12:29,459 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 01:12:29,460 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 01:12:29,461 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 01:12:29,462 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 01:12:29,463 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 01:12:29,471 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 01:12:29,472 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 01:12:29,472 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 01:12:29,476 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 01:12:29,477 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 01:12:29,478 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_898ae925-d289-40c7-b9d7-9cb0641f6789/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 01:12:29,505 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 01:12:29,505 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 01:12:29,506 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 01:12:29,507 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 01:12:29,507 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 01:12:29,507 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 01:12:29,508 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 01:12:29,508 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 01:12:29,508 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 01:12:29,508 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 01:12:29,509 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 01:12:29,509 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 01:12:29,509 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 01:12:29,509 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 01:12:29,509 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 01:12:29,510 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 01:12:29,510 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 01:12:29,510 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 01:12:29,510 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 01:12:29,510 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 01:12:29,511 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 01:12:29,511 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 01:12:29,511 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 01:12:29,525 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 01:12:29,525 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 01:12:29,525 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 01:12:29,525 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 01:12:29,526 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 01:12:29,526 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_898ae925-d289-40c7-b9d7-9cb0641f6789/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_898ae925-d289-40c7-b9d7-9cb0641f6789/bin/ukojak-LBtLqBUTdQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c8f420e2027982da4f1bb18a6387f830c2a1e2f24637d0451d3246965ba37a6d [2021-11-23 01:12:29,831 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 01:12:29,858 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 01:12:29,861 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 01:12:29,862 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 01:12:29,863 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 01:12:29,865 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_898ae925-d289-40c7-b9d7-9cb0641f6789/bin/ukojak-LBtLqBUTdQ/../../sv-benchmarks/c/array-fpi/res2o.c [2021-11-23 01:12:29,954 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_898ae925-d289-40c7-b9d7-9cb0641f6789/bin/ukojak-LBtLqBUTdQ/data/d2e0a8b45/fe5d3837016c49528eba730b7b78a27e/FLAGc135234fb [2021-11-23 01:12:30,397 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 01:12:30,397 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_898ae925-d289-40c7-b9d7-9cb0641f6789/sv-benchmarks/c/array-fpi/res2o.c [2021-11-23 01:12:30,415 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_898ae925-d289-40c7-b9d7-9cb0641f6789/bin/ukojak-LBtLqBUTdQ/data/d2e0a8b45/fe5d3837016c49528eba730b7b78a27e/FLAGc135234fb [2021-11-23 01:12:30,787 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_898ae925-d289-40c7-b9d7-9cb0641f6789/bin/ukojak-LBtLqBUTdQ/data/d2e0a8b45/fe5d3837016c49528eba730b7b78a27e [2021-11-23 01:12:30,790 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 01:12:30,791 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 01:12:30,793 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 01:12:30,793 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 01:12:30,796 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 01:12:30,797 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:12:30" (1/1) ... [2021-11-23 01:12:30,798 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3a8dca9a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:12:30, skipping insertion in model container [2021-11-23 01:12:30,798 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:12:30" (1/1) ... [2021-11-23 01:12:30,805 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 01:12:30,820 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 01:12:30,973 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_898ae925-d289-40c7-b9d7-9cb0641f6789/sv-benchmarks/c/array-fpi/res2o.c[588,601] [2021-11-23 01:12:31,023 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 01:12:31,030 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 01:12:31,042 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_898ae925-d289-40c7-b9d7-9cb0641f6789/sv-benchmarks/c/array-fpi/res2o.c[588,601] [2021-11-23 01:12:31,053 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 01:12:31,077 INFO L208 MainTranslator]: Completed translation [2021-11-23 01:12:31,077 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:12:31 WrapperNode [2021-11-23 01:12:31,078 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 01:12:31,079 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 01:12:31,079 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 01:12:31,079 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 01:12:31,087 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:12:31" (1/1) ... [2021-11-23 01:12:31,108 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:12:31" (1/1) ... [2021-11-23 01:12:31,143 INFO L137 Inliner]: procedures = 17, calls = 29, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 113 [2021-11-23 01:12:31,143 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 01:12:31,144 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 01:12:31,144 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 01:12:31,144 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 01:12:31,155 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:12:31" (1/1) ... [2021-11-23 01:12:31,155 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:12:31" (1/1) ... [2021-11-23 01:12:31,161 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:12:31" (1/1) ... [2021-11-23 01:12:31,161 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:12:31" (1/1) ... [2021-11-23 01:12:31,179 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:12:31" (1/1) ... [2021-11-23 01:12:31,184 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:12:31" (1/1) ... [2021-11-23 01:12:31,185 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:12:31" (1/1) ... [2021-11-23 01:12:31,188 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 01:12:31,188 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 01:12:31,189 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 01:12:31,189 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 01:12:31,196 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:12:31" (1/1) ... [2021-11-23 01:12:31,204 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 01:12:31,215 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_898ae925-d289-40c7-b9d7-9cb0641f6789/bin/ukojak-LBtLqBUTdQ/z3 [2021-11-23 01:12:31,229 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_898ae925-d289-40c7-b9d7-9cb0641f6789/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 01:12:31,265 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_898ae925-d289-40c7-b9d7-9cb0641f6789/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 01:12:31,280 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 01:12:31,280 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 01:12:31,281 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 01:12:31,281 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-23 01:12:31,281 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-23 01:12:31,281 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 01:12:31,281 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 01:12:31,282 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-23 01:12:31,282 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 01:12:31,345 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 01:12:31,346 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 01:12:31,500 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 01:12:31,551 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-23 01:12:31,551 INFO L301 CfgBuilder]: Removed 6 assume(true) statements. [2021-11-23 01:12:31,554 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:12:31 BoogieIcfgContainer [2021-11-23 01:12:31,554 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-23 01:12:31,555 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-23 01:12:31,555 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-23 01:12:31,565 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-23 01:12:31,565 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:12:31" (1/1) ... [2021-11-23 01:12:31,574 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 01:12:31,622 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:12:31,628 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 14 states and 21 transitions. [2021-11-23 01:12:31,629 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 21 transitions. [2021-11-23 01:12:31,631 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-11-23 01:12:31,632 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:12:31,633 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:12:31,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:12:31,982 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 01:12:32,074 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:12:32,074 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 15 states and 22 transitions. [2021-11-23 01:12:32,074 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 22 transitions. [2021-11-23 01:12:32,075 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-11-23 01:12:32,075 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:12:32,076 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:12:32,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:12:32,181 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 01:12:32,283 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:12:32,283 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 16 states and 24 transitions. [2021-11-23 01:12:32,284 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 24 transitions. [2021-11-23 01:12:32,284 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-11-23 01:12:32,284 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:12:32,285 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:12:32,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:12:32,387 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 01:12:32,421 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:12:32,421 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 17 states and 26 transitions. [2021-11-23 01:12:32,421 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 26 transitions. [2021-11-23 01:12:32,422 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-11-23 01:12:32,422 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:12:32,422 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:12:32,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:12:32,501 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 01:12:32,550 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:12:32,552 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 18 states and 28 transitions. [2021-11-23 01:12:32,553 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 28 transitions. [2021-11-23 01:12:32,553 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:12:32,554 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:12:32,554 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:12:32,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:12:32,641 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:12:32,668 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:12:32,669 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 19 states and 30 transitions. [2021-11-23 01:12:32,669 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 30 transitions. [2021-11-23 01:12:32,669 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:12:32,670 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:12:32,670 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:12:32,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:12:32,711 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-23 01:12:32,738 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:12:32,739 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 20 states and 32 transitions. [2021-11-23 01:12:32,739 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 32 transitions. [2021-11-23 01:12:32,739 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:12:32,740 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:12:32,740 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:12:32,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:12:33,971 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:12:36,799 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:12:36,800 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 29 states and 66 transitions. [2021-11-23 01:12:36,800 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 66 transitions. [2021-11-23 01:12:36,803 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:12:36,803 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:12:36,804 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:12:36,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:12:37,019 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:12:39,532 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:12:39,532 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 38 states and 96 transitions. [2021-11-23 01:12:39,533 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 96 transitions. [2021-11-23 01:12:39,533 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:12:39,534 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:12:39,534 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:12:39,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:12:39,601 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:12:40,313 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:12:40,314 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 41 states and 103 transitions. [2021-11-23 01:12:40,314 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 103 transitions. [2021-11-23 01:12:40,315 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:12:40,315 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:12:40,316 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:12:40,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:12:40,347 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:12:40,706 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:12:40,707 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 42 states and 103 transitions. [2021-11-23 01:12:40,707 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 103 transitions. [2021-11-23 01:12:40,708 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-23 01:12:40,708 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:12:40,708 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:12:40,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:12:40,978 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-23 01:12:42,172 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:12:42,173 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 43 states and 101 transitions. [2021-11-23 01:12:42,173 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 101 transitions. [2021-11-23 01:12:42,174 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-23 01:12:42,174 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:12:42,175 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:12:42,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:12:42,269 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:12:42,723 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:12:42,724 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 43 states and 98 transitions. [2021-11-23 01:12:42,724 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 98 transitions. [2021-11-23 01:12:42,725 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-11-23 01:12:42,725 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:12:42,725 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:12:42,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:12:42,858 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 01:12:43,232 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:12:43,237 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 44 states and 99 transitions. [2021-11-23 01:12:43,239 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 99 transitions. [2021-11-23 01:12:43,240 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-23 01:12:43,242 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:12:43,242 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:12:43,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:12:43,396 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-23 01:12:43,741 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:12:43,741 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 45 states and 101 transitions. [2021-11-23 01:12:43,741 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 101 transitions. [2021-11-23 01:12:43,742 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-23 01:12:43,742 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:12:43,743 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:12:43,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:12:43,854 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-23 01:12:44,810 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:12:44,810 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 48 states and 110 transitions. [2021-11-23 01:12:44,811 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 110 transitions. [2021-11-23 01:12:44,812 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-23 01:12:44,812 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:12:44,812 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:12:44,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:12:44,931 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-11-23 01:12:46,405 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:12:46,405 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 46 states and 97 transitions. [2021-11-23 01:12:46,406 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 97 transitions. [2021-11-23 01:12:46,407 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:12:46,407 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:12:46,407 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:12:46,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:12:46,522 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2021-11-23 01:12:46,840 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:12:46,840 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 47 states and 99 transitions. [2021-11-23 01:12:46,841 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 99 transitions. [2021-11-23 01:12:46,841 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:12:46,841 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:12:46,842 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:12:46,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:12:46,984 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:12:48,049 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:12:48,050 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 51 states and 108 transitions. [2021-11-23 01:12:48,050 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 108 transitions. [2021-11-23 01:12:48,050 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-23 01:12:48,051 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:12:48,051 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:12:48,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:12:52,169 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 01:13:02,550 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:13:02,551 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 60 states and 160 transitions. [2021-11-23 01:13:02,551 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 160 transitions. [2021-11-23 01:13:02,552 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-23 01:13:02,552 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:13:02,552 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:13:02,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:13:02,672 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-23 01:13:03,220 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:13:03,221 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 163 states to 61 states and 163 transitions. [2021-11-23 01:13:03,221 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 163 transitions. [2021-11-23 01:13:03,224 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-23 01:13:03,224 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:13:03,225 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:13:03,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:13:04,354 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 01:13:05,359 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:13:05,360 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 169 states to 63 states and 169 transitions. [2021-11-23 01:13:05,360 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 169 transitions. [2021-11-23 01:13:05,360 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:13:05,361 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:13:05,361 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:13:05,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:13:05,916 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:13:10,143 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:13:10,144 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 179 states to 69 states and 179 transitions. [2021-11-23 01:13:10,144 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 179 transitions. [2021-11-23 01:13:10,144 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:13:10,144 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:13:10,144 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:13:10,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:13:10,176 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:13:14,064 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:13:14,064 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 203 states to 75 states and 203 transitions. [2021-11-23 01:13:14,064 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 203 transitions. [2021-11-23 01:13:14,065 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:13:14,065 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:13:14,065 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:13:14,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:13:14,132 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:13:15,069 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:13:15,070 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 203 states to 76 states and 203 transitions. [2021-11-23 01:13:15,070 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 203 transitions. [2021-11-23 01:13:15,070 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:13:15,071 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:13:15,071 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:13:15,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:13:15,103 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:13:17,225 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:13:17,226 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 215 states to 80 states and 215 transitions. [2021-11-23 01:13:17,226 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 215 transitions. [2021-11-23 01:13:17,226 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-23 01:13:17,227 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:13:17,227 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:13:17,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:13:17,810 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 01:13:19,241 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:13:19,242 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 215 states to 81 states and 215 transitions. [2021-11-23 01:13:19,242 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 215 transitions. [2021-11-23 01:13:19,243 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-23 01:13:19,243 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:13:19,243 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:13:19,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:13:19,642 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 1 proven. 8 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2021-11-23 01:13:23,511 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:13:23,512 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 225 states to 85 states and 225 transitions. [2021-11-23 01:13:23,512 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 225 transitions. [2021-11-23 01:13:23,513 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-23 01:13:23,513 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:13:23,513 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:13:23,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:13:23,894 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 1 proven. 8 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2021-11-23 01:13:25,881 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:13:25,882 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 219 states to 83 states and 219 transitions. [2021-11-23 01:13:25,882 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 219 transitions. [2021-11-23 01:13:25,883 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-23 01:13:25,883 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:13:25,883 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:13:25,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:13:26,255 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 1 proven. 8 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2021-11-23 01:13:26,918 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:13:26,919 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 222 states to 84 states and 222 transitions. [2021-11-23 01:13:26,919 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 222 transitions. [2021-11-23 01:13:26,920 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-23 01:13:26,920 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:13:26,920 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:13:26,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:13:27,320 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 1 proven. 8 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:13:30,522 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:13:30,523 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 234 states to 88 states and 234 transitions. [2021-11-23 01:13:30,523 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 234 transitions. [2021-11-23 01:13:30,523 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-23 01:13:30,523 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:13:30,524 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:13:30,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:13:30,954 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 1 proven. 6 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2021-11-23 01:13:34,101 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:13:34,102 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 248 states to 92 states and 248 transitions. [2021-11-23 01:13:34,102 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 248 transitions. [2021-11-23 01:13:34,102 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-23 01:13:34,102 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:13:34,102 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:13:34,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:13:34,538 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 1 proven. 8 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:13:35,767 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:13:35,767 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 250 states to 94 states and 250 transitions. [2021-11-23 01:13:35,767 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 250 transitions. [2021-11-23 01:13:35,768 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-23 01:13:35,768 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:13:35,768 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:13:35,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:13:36,126 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 1 proven. 8 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2021-11-23 01:13:37,115 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:13:37,115 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 252 states to 95 states and 252 transitions. [2021-11-23 01:13:37,115 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 252 transitions. [2021-11-23 01:13:37,115 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:13:37,116 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:13:37,116 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:13:37,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:13:37,645 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 1 proven. 8 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2021-11-23 01:13:41,153 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:13:41,154 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 236 states to 91 states and 236 transitions. [2021-11-23 01:13:41,154 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 236 transitions. [2021-11-23 01:13:41,155 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:13:41,156 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:13:41,156 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:13:41,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:13:41,497 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 1 proven. 6 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2021-11-23 01:13:42,130 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:13:42,130 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 238 states to 92 states and 238 transitions. [2021-11-23 01:13:42,130 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 238 transitions. [2021-11-23 01:13:42,131 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:13:42,131 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:13:42,131 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:13:42,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:13:42,496 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 1 proven. 8 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2021-11-23 01:13:44,462 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:13:44,462 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 205 states to 85 states and 205 transitions. [2021-11-23 01:13:44,462 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 205 transitions. [2021-11-23 01:13:44,463 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:13:44,463 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:13:44,463 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:13:44,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:13:44,843 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 1 proven. 8 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2021-11-23 01:13:45,996 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:13:45,997 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 202 states to 84 states and 202 transitions. [2021-11-23 01:13:45,997 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 202 transitions. [2021-11-23 01:13:45,997 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-23 01:13:45,997 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:13:45,997 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:13:46,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:13:55,804 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:14:22,662 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:14:22,663 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 256 states to 100 states and 256 transitions. [2021-11-23 01:14:22,663 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 256 transitions. [2021-11-23 01:14:22,663 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-23 01:14:22,663 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:14:22,664 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:14:22,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:14:24,333 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:14:26,577 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:14:26,578 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 260 states to 102 states and 260 transitions. [2021-11-23 01:14:26,578 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 260 transitions. [2021-11-23 01:14:26,579 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-23 01:14:26,579 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:14:26,579 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:14:26,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:14:27,432 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 7 proven. 9 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2021-11-23 01:14:31,609 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:14:31,609 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 265 states to 105 states and 265 transitions. [2021-11-23 01:14:31,609 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 265 transitions. [2021-11-23 01:14:31,610 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-23 01:14:31,610 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:14:31,610 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:14:31,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:14:32,025 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 7 proven. 9 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2021-11-23 01:14:39,355 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:14:39,355 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 276 states to 111 states and 276 transitions. [2021-11-23 01:14:39,355 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 276 transitions. [2021-11-23 01:14:39,356 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-23 01:14:39,356 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:14:39,356 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:14:39,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:14:39,389 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 7 proven. 9 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2021-11-23 01:14:47,984 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:14:47,985 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 299 states to 119 states and 299 transitions. [2021-11-23 01:14:47,985 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 299 transitions. [2021-11-23 01:14:47,986 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-23 01:14:47,986 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:14:47,986 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:14:47,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:14:49,600 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 3 proven. 13 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2021-11-23 01:14:58,883 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:14:58,884 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 311 states to 125 states and 311 transitions. [2021-11-23 01:14:58,884 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 311 transitions. [2021-11-23 01:14:58,884 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-23 01:14:58,885 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:14:58,885 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:14:58,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:14:59,884 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 3 proven. 13 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2021-11-23 01:15:01,047 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:01,051 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 312 states to 126 states and 312 transitions. [2021-11-23 01:15:01,052 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 312 transitions. [2021-11-23 01:15:01,052 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-23 01:15:01,053 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:01,054 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:01,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:02,364 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 3 proven. 13 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2021-11-23 01:15:08,955 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:08,955 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 327 states to 131 states and 327 transitions. [2021-11-23 01:15:08,955 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 327 transitions. [2021-11-23 01:15:08,956 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-23 01:15:08,956 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:08,956 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:08,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:10,046 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 3 proven. 13 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2021-11-23 01:15:15,995 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:15,996 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 335 states to 134 states and 335 transitions. [2021-11-23 01:15:15,996 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 335 transitions. [2021-11-23 01:15:15,996 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-23 01:15:15,996 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:15,997 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:16,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:17,122 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 3 proven. 13 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2021-11-23 01:15:21,687 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:21,688 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 347 states to 138 states and 347 transitions. [2021-11-23 01:15:21,688 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 347 transitions. [2021-11-23 01:15:21,688 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-23 01:15:21,689 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:21,689 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:21,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:22,696 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 3 proven. 13 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2021-11-23 01:15:23,897 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:23,898 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 351 states to 139 states and 351 transitions. [2021-11-23 01:15:23,898 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 351 transitions. [2021-11-23 01:15:23,899 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:15:23,899 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:23,899 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:23,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:24,908 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 3 proven. 13 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2021-11-23 01:15:26,211 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:26,212 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 344 states to 136 states and 344 transitions. [2021-11-23 01:15:26,212 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 344 transitions. [2021-11-23 01:15:26,213 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:15:26,213 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:26,213 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:26,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:27,269 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 3 proven. 13 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2021-11-23 01:15:36,526 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:36,527 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 371 states to 142 states and 371 transitions. [2021-11-23 01:15:36,527 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 371 transitions. [2021-11-23 01:15:36,528 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:15:36,528 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:36,528 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:36,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:37,584 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 3 proven. 13 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2021-11-23 01:15:40,405 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:40,405 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 378 states to 144 states and 378 transitions. [2021-11-23 01:15:40,406 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 378 transitions. [2021-11-23 01:15:40,406 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:15:40,406 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:40,406 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:40,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:41,539 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 3 proven. 13 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2021-11-23 01:15:46,124 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:46,124 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 384 states to 147 states and 384 transitions. [2021-11-23 01:15:46,124 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 384 transitions. [2021-11-23 01:15:46,125 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:15:46,125 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:46,125 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:46,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:47,403 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 3 proven. 13 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2021-11-23 01:15:51,509 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:51,510 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 393 states to 150 states and 393 transitions. [2021-11-23 01:15:51,510 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 393 transitions. [2021-11-23 01:15:51,510 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:15:51,510 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:51,511 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:51,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:52,560 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 3 proven. 13 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2021-11-23 01:15:54,748 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:54,749 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 398 states to 152 states and 398 transitions. [2021-11-23 01:15:54,749 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 398 transitions. [2021-11-23 01:15:54,749 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:15:54,749 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:54,749 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:54,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:55,790 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 3 proven. 13 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2021-11-23 01:15:57,015 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:57,016 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 400 states to 153 states and 400 transitions. [2021-11-23 01:15:57,016 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 400 transitions. [2021-11-23 01:15:57,016 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:15:57,016 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:57,016 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:57,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:58,318 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 3 proven. 13 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2021-11-23 01:15:59,954 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:59,955 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 400 states to 154 states and 400 transitions. [2021-11-23 01:15:59,955 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 400 transitions. [2021-11-23 01:15:59,955 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:15:59,955 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:59,955 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:59,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:00,942 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 3 proven. 13 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2021-11-23 01:16:02,034 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:02,035 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 382 states to 146 states and 382 transitions. [2021-11-23 01:16:02,035 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 382 transitions. [2021-11-23 01:16:02,038 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-11-23 01:16:02,038 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:02,039 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:02,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:03,090 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 3 proven. 13 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2021-11-23 01:16:11,482 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:11,483 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 403 states to 152 states and 403 transitions. [2021-11-23 01:16:11,483 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 403 transitions. [2021-11-23 01:16:11,483 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-11-23 01:16:11,483 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:11,483 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:11,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:12,511 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 3 proven. 13 refuted. 0 times theorem prover too weak. 41 trivial. 0 not checked. [2021-11-23 01:16:13,868 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:13,869 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 347 states to 137 states and 347 transitions. [2021-11-23 01:16:13,869 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 347 transitions. [2021-11-23 01:16:13,869 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-11-23 01:16:13,870 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:13,873 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:13,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:14,917 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 3 proven. 13 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2021-11-23 01:16:18,234 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:18,234 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 358 states to 140 states and 358 transitions. [2021-11-23 01:16:18,235 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 358 transitions. [2021-11-23 01:16:18,235 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-11-23 01:16:18,235 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:18,236 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:18,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:19,391 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 3 proven. 13 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2021-11-23 01:16:23,071 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:23,072 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 367 states to 143 states and 367 transitions. [2021-11-23 01:16:23,072 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 367 transitions. [2021-11-23 01:16:23,072 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-11-23 01:16:23,072 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:23,073 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:23,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:24,234 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 3 proven. 13 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2021-11-23 01:16:25,139 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:25,140 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 369 states to 144 states and 369 transitions. [2021-11-23 01:16:25,140 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 369 transitions. [2021-11-23 01:16:25,141 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-11-23 01:16:25,141 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:25,141 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:25,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:26,192 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 3 proven. 13 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2021-11-23 01:16:27,733 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:27,734 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 370 states to 145 states and 370 transitions. [2021-11-23 01:16:27,734 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 370 transitions. [2021-11-23 01:16:27,735 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-11-23 01:16:27,735 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:27,735 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:27,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:28,744 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 3 proven. 13 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2021-11-23 01:16:29,918 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:29,919 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 371 states to 146 states and 371 transitions. [2021-11-23 01:16:29,919 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 371 transitions. [2021-11-23 01:16:29,920 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-11-23 01:16:29,920 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:29,920 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:29,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:31,015 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 3 proven. 13 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2021-11-23 01:16:33,708 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:33,708 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 374 states to 148 states and 374 transitions. [2021-11-23 01:16:33,708 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 374 transitions. [2021-11-23 01:16:33,709 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-23 01:16:33,709 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:33,709 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:33,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:56,369 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 4 proven. 56 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:18:02,138 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:18:02,139 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 443 states to 169 states and 443 transitions. [2021-11-23 01:18:02,139 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 443 transitions. [2021-11-23 01:18:02,139 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-23 01:18:02,139 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:18:02,139 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:18:02,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:18:05,058 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 4 proven. 56 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:18:19,437 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:18:19,437 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 468 states to 176 states and 468 transitions. [2021-11-23 01:18:19,437 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 468 transitions. [2021-11-23 01:18:19,438 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-11-23 01:18:19,438 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:18:19,438 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:18:19,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:18:21,711 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 11 proven. 14 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2021-11-23 01:18:46,987 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:18:46,988 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 485 states to 187 states and 485 transitions. [2021-11-23 01:18:46,988 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 485 transitions. [2021-11-23 01:18:46,989 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-11-23 01:18:46,989 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:18:46,989 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:18:47,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:18:47,027 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 11 proven. 14 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2021-11-23 01:18:55,209 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:18:55,210 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 496 states to 191 states and 496 transitions. [2021-11-23 01:18:55,210 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 496 transitions. [2021-11-23 01:18:55,211 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-11-23 01:18:55,211 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:18:55,211 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:18:55,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:18:55,250 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 11 proven. 14 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2021-11-23 01:19:02,133 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:19:02,134 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 508 states to 195 states and 508 transitions. [2021-11-23 01:19:02,134 INFO L276 IsEmpty]: Start isEmpty. Operand 195 states and 508 transitions. [2021-11-23 01:19:02,135 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-11-23 01:19:02,135 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:19:02,135 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:19:02,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:19:02,176 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 11 proven. 14 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2021-11-23 01:19:03,896 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:19:03,897 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 508 states to 196 states and 508 transitions. [2021-11-23 01:19:03,897 INFO L276 IsEmpty]: Start isEmpty. Operand 196 states and 508 transitions. [2021-11-23 01:19:03,897 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-23 01:19:03,897 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:19:03,898 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:19:03,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:19:06,891 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 6 proven. 19 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2021-11-23 01:19:09,410 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:19:09,411 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 509 states to 197 states and 509 transitions. [2021-11-23 01:19:09,411 INFO L276 IsEmpty]: Start isEmpty. Operand 197 states and 509 transitions. [2021-11-23 01:19:09,411 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-23 01:19:09,411 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:19:09,411 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:19:09,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:19:09,445 INFO L134 CoverageAnalysis]: Checked inductivity of 71 backedges. 16 proven. 15 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2021-11-23 01:19:12,019 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:19:12,020 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 506 states to 197 states and 506 transitions. [2021-11-23 01:19:12,020 INFO L276 IsEmpty]: Start isEmpty. Operand 197 states and 506 transitions. [2021-11-23 01:19:12,020 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-11-23 01:19:12,020 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:19:12,021 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:19:12,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:19:14,530 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 6 proven. 19 refuted. 0 times theorem prover too weak. 51 trivial. 0 not checked. [2021-11-23 01:19:16,206 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:19:16,207 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 494 states to 191 states and 494 transitions. [2021-11-23 01:19:16,208 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 494 transitions. [2021-11-23 01:19:16,208 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-11-23 01:19:16,208 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:19:16,209 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:19:16,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:19:18,571 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 6 proven. 19 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2021-11-23 01:19:31,203 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:19:31,203 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 523 states to 197 states and 523 transitions. [2021-11-23 01:19:31,204 INFO L276 IsEmpty]: Start isEmpty. Operand 197 states and 523 transitions. [2021-11-23 01:19:31,204 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-11-23 01:19:31,204 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:19:31,205 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:19:31,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:19:33,452 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 6 proven. 19 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2021-11-23 01:19:46,473 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:19:46,473 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 538 states to 202 states and 538 transitions. [2021-11-23 01:19:46,473 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 538 transitions. [2021-11-23 01:19:46,474 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-11-23 01:19:46,474 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:19:46,474 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:19:46,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:19:48,980 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 6 proven. 19 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2021-11-23 01:19:51,923 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:19:51,924 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 539 states to 203 states and 539 transitions. [2021-11-23 01:19:51,924 INFO L276 IsEmpty]: Start isEmpty. Operand 203 states and 539 transitions. [2021-11-23 01:19:51,924 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-11-23 01:19:51,924 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:19:51,924 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:19:51,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:19:54,181 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 6 proven. 19 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2021-11-23 01:19:58,151 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:19:58,151 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 543 states to 205 states and 543 transitions. [2021-11-23 01:19:58,151 INFO L276 IsEmpty]: Start isEmpty. Operand 205 states and 543 transitions. [2021-11-23 01:19:58,152 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-11-23 01:19:58,152 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:19:58,152 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:19:58,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:00,343 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 6 proven. 19 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2021-11-23 01:20:02,339 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:02,339 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 548 states to 206 states and 548 transitions. [2021-11-23 01:20:02,339 INFO L276 IsEmpty]: Start isEmpty. Operand 206 states and 548 transitions. [2021-11-23 01:20:02,340 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-11-23 01:20:02,340 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:02,340 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:02,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:04,547 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 6 proven. 19 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2021-11-23 01:20:08,875 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:08,876 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 552 states to 208 states and 552 transitions. [2021-11-23 01:20:08,876 INFO L276 IsEmpty]: Start isEmpty. Operand 208 states and 552 transitions. [2021-11-23 01:20:08,876 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-11-23 01:20:08,877 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:08,877 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:08,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:11,280 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 6 proven. 19 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2021-11-23 01:20:12,848 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:12,848 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 526 states to 196 states and 526 transitions. [2021-11-23 01:20:12,848 INFO L276 IsEmpty]: Start isEmpty. Operand 196 states and 526 transitions. [2021-11-23 01:20:12,849 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-11-23 01:20:12,849 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:12,849 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:12,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:15,115 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 6 proven. 19 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2021-11-23 01:20:31,884 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:31,884 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 563 states to 203 states and 563 transitions. [2021-11-23 01:20:31,884 INFO L276 IsEmpty]: Start isEmpty. Operand 203 states and 563 transitions. [2021-11-23 01:20:31,885 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-11-23 01:20:31,885 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:31,885 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:31,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:34,209 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 6 proven. 19 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2021-11-23 01:20:40,620 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:40,621 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 571 states to 206 states and 571 transitions. [2021-11-23 01:20:40,621 INFO L276 IsEmpty]: Start isEmpty. Operand 206 states and 571 transitions. [2021-11-23 01:20:40,621 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-11-23 01:20:40,621 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:40,621 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:40,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:43,047 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 6 proven. 19 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2021-11-23 01:20:53,928 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:53,928 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 588 states to 211 states and 588 transitions. [2021-11-23 01:20:53,928 INFO L276 IsEmpty]: Start isEmpty. Operand 211 states and 588 transitions. [2021-11-23 01:20:53,929 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-11-23 01:20:53,929 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:53,929 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:53,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:56,250 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 6 proven. 19 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2021-11-23 01:21:01,893 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:01,894 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 596 states to 213 states and 596 transitions. [2021-11-23 01:21:01,894 INFO L276 IsEmpty]: Start isEmpty. Operand 213 states and 596 transitions. [2021-11-23 01:21:01,894 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-11-23 01:21:01,894 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:01,895 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:01,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:04,112 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 6 proven. 15 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2021-11-23 01:21:08,534 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:08,535 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 610 states to 215 states and 610 transitions. [2021-11-23 01:21:08,535 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states and 610 transitions. [2021-11-23 01:21:08,536 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-11-23 01:21:08,536 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:08,536 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:08,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:10,775 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 6 proven. 19 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2021-11-23 01:21:12,651 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:12,652 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 612 states to 216 states and 612 transitions. [2021-11-23 01:21:12,652 INFO L276 IsEmpty]: Start isEmpty. Operand 216 states and 612 transitions. [2021-11-23 01:21:12,652 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-11-23 01:21:12,652 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:12,652 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:12,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:14,904 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 6 proven. 19 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2021-11-23 01:21:18,932 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:18,932 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 615 states to 218 states and 615 transitions. [2021-11-23 01:21:18,932 INFO L276 IsEmpty]: Start isEmpty. Operand 218 states and 615 transitions. [2021-11-23 01:21:18,933 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-11-23 01:21:18,933 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:18,933 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:18,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:21,213 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 6 proven. 19 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2021-11-23 01:21:25,639 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:25,640 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 619 states to 220 states and 619 transitions. [2021-11-23 01:21:25,640 INFO L276 IsEmpty]: Start isEmpty. Operand 220 states and 619 transitions. [2021-11-23 01:21:25,640 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-11-23 01:21:25,640 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:25,641 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:25,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:27,868 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 6 proven. 19 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2021-11-23 01:21:30,577 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:30,577 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 619 states to 221 states and 619 transitions. [2021-11-23 01:21:30,577 INFO L276 IsEmpty]: Start isEmpty. Operand 221 states and 619 transitions. [2021-11-23 01:21:30,577 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-11-23 01:21:30,577 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:30,578 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:30,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:32,817 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 6 proven. 19 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2021-11-23 01:21:35,265 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:35,265 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 619 states to 222 states and 619 transitions. [2021-11-23 01:21:35,265 INFO L276 IsEmpty]: Start isEmpty. Operand 222 states and 619 transitions. [2021-11-23 01:21:35,266 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-11-23 01:21:35,266 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:35,266 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:35,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:38,004 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 6 proven. 19 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2021-11-23 01:21:39,885 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:39,886 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 619 states to 223 states and 619 transitions. [2021-11-23 01:21:39,886 INFO L276 IsEmpty]: Start isEmpty. Operand 223 states and 619 transitions. [2021-11-23 01:21:39,887 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-11-23 01:21:39,887 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:39,887 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:39,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:42,198 INFO L134 CoverageAnalysis]: Checked inductivity of 85 backedges. 6 proven. 19 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2021-11-23 01:21:54,643 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:54,644 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 639 states to 229 states and 639 transitions. [2021-11-23 01:21:54,644 INFO L276 IsEmpty]: Start isEmpty. Operand 229 states and 639 transitions. [2021-11-23 01:21:54,644 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-11-23 01:21:54,645 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:54,645 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:54,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:57,110 INFO L134 CoverageAnalysis]: Checked inductivity of 85 backedges. 6 proven. 19 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2021-11-23 01:22:09,733 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:09,734 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 661 states to 235 states and 661 transitions. [2021-11-23 01:22:09,734 INFO L276 IsEmpty]: Start isEmpty. Operand 235 states and 661 transitions. [2021-11-23 01:22:09,734 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-11-23 01:22:09,734 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:09,734 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:09,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:12,014 INFO L134 CoverageAnalysis]: Checked inductivity of 85 backedges. 6 proven. 19 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2021-11-23 01:22:21,963 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:21,964 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 670 states to 239 states and 670 transitions. [2021-11-23 01:22:21,964 INFO L276 IsEmpty]: Start isEmpty. Operand 239 states and 670 transitions. [2021-11-23 01:22:21,964 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-11-23 01:22:21,964 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:21,964 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:21,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:24,378 INFO L134 CoverageAnalysis]: Checked inductivity of 85 backedges. 6 proven. 19 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2021-11-23 01:22:25,895 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:25,896 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 672 states to 240 states and 672 transitions. [2021-11-23 01:22:25,896 INFO L276 IsEmpty]: Start isEmpty. Operand 240 states and 672 transitions. [2021-11-23 01:22:25,896 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-11-23 01:22:25,896 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:25,897 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:25,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:28,155 INFO L134 CoverageAnalysis]: Checked inductivity of 85 backedges. 6 proven. 19 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2021-11-23 01:22:31,972 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:31,973 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 678 states to 242 states and 678 transitions. [2021-11-23 01:22:31,973 INFO L276 IsEmpty]: Start isEmpty. Operand 242 states and 678 transitions. [2021-11-23 01:22:31,973 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-11-23 01:22:31,973 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:31,974 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:31,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:34,404 INFO L134 CoverageAnalysis]: Checked inductivity of 85 backedges. 6 proven. 19 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2021-11-23 01:22:37,829 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:37,830 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 683 states to 244 states and 683 transitions. [2021-11-23 01:22:37,830 INFO L276 IsEmpty]: Start isEmpty. Operand 244 states and 683 transitions. [2021-11-23 01:22:37,830 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-11-23 01:22:37,830 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:37,830 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:37,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:40,338 INFO L134 CoverageAnalysis]: Checked inductivity of 85 backedges. 6 proven. 19 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2021-11-23 01:22:42,992 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:42,993 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 683 states to 245 states and 683 transitions. [2021-11-23 01:22:42,993 INFO L276 IsEmpty]: Start isEmpty. Operand 245 states and 683 transitions. [2021-11-23 01:22:42,994 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-11-23 01:22:42,994 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:42,994 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:43,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:45,413 INFO L134 CoverageAnalysis]: Checked inductivity of 85 backedges. 6 proven. 19 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2021-11-23 01:22:47,226 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:47,227 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 683 states to 246 states and 683 transitions. [2021-11-23 01:22:47,227 INFO L276 IsEmpty]: Start isEmpty. Operand 246 states and 683 transitions. [2021-11-23 01:22:47,227 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-11-23 01:22:47,228 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:47,228 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:47,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:49,760 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 6 proven. 19 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2021-11-23 01:22:52,660 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:52,661 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 686 states to 247 states and 686 transitions. [2021-11-23 01:22:52,661 INFO L276 IsEmpty]: Start isEmpty. Operand 247 states and 686 transitions. [2021-11-23 01:22:52,661 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-11-23 01:22:52,662 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:52,662 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:52,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:54,943 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 6 proven. 19 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2021-11-23 01:22:56,992 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:56,992 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 469 states to 188 states and 469 transitions. [2021-11-23 01:22:56,992 INFO L276 IsEmpty]: Start isEmpty. Operand 188 states and 469 transitions. [2021-11-23 01:22:56,992 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-23 01:22:56,992 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:56,993 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:57,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:23:45,101 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 0 proven. 90 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.