./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/array-cav19/array_tiling_tcpy.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 53f42b1a Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d13ba4f1-bb11-4084-8366-70ef3e7d7c07/bin/ukojak-vF6T2TMglN/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d13ba4f1-bb11-4084-8366-70ef3e7d7c07/bin/ukojak-vF6T2TMglN/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d13ba4f1-bb11-4084-8366-70ef3e7d7c07/bin/ukojak-vF6T2TMglN/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d13ba4f1-bb11-4084-8366-70ef3e7d7c07/bin/ukojak-vF6T2TMglN/config/KojakReach.xml -i ../../sv-benchmarks/c/array-cav19/array_tiling_tcpy.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d13ba4f1-bb11-4084-8366-70ef3e7d7c07/bin/ukojak-vF6T2TMglN/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d13ba4f1-bb11-4084-8366-70ef3e7d7c07/bin/ukojak-vF6T2TMglN --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 5446997f7b2d7b76d63a39784df785fb06bbab562e365ba547eeee8a855e283e --- Real Ultimate output --- This is Ultimate 0.2.1-dev-53f42b1 [2021-11-21 05:33:50,518 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-21 05:33:50,521 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-21 05:33:50,575 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-21 05:33:50,575 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-21 05:33:50,576 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-21 05:33:50,578 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-21 05:33:50,580 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-21 05:33:50,583 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-21 05:33:50,584 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-21 05:33:50,585 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-21 05:33:50,587 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-21 05:33:50,587 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-21 05:33:50,589 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-21 05:33:50,590 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-21 05:33:50,592 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-21 05:33:50,593 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-21 05:33:50,594 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-21 05:33:50,597 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-21 05:33:50,599 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-21 05:33:50,602 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-21 05:33:50,603 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-21 05:33:50,605 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-21 05:33:50,606 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-21 05:33:50,610 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-21 05:33:50,610 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-21 05:33:50,611 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-21 05:33:50,612 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-21 05:33:50,613 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-21 05:33:50,614 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-21 05:33:50,614 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-21 05:33:50,624 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-21 05:33:50,625 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-21 05:33:50,626 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-21 05:33:50,628 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-21 05:33:50,628 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-21 05:33:50,629 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-21 05:33:50,629 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-21 05:33:50,630 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-21 05:33:50,631 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-21 05:33:50,632 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-21 05:33:50,634 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d13ba4f1-bb11-4084-8366-70ef3e7d7c07/bin/ukojak-vF6T2TMglN/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-21 05:33:50,679 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-21 05:33:50,680 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-21 05:33:50,681 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-21 05:33:50,681 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-21 05:33:50,682 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-21 05:33:50,682 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-21 05:33:50,683 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-21 05:33:50,683 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-21 05:33:50,689 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-21 05:33:50,689 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-21 05:33:50,690 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-21 05:33:50,690 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-21 05:33:50,691 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-21 05:33:50,691 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-21 05:33:50,691 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-21 05:33:50,691 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-21 05:33:50,691 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-21 05:33:50,692 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-21 05:33:50,692 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-21 05:33:50,692 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-21 05:33:50,692 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-21 05:33:50,692 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-21 05:33:50,693 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-21 05:33:50,693 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-21 05:33:50,693 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-21 05:33:50,693 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-21 05:33:50,693 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-21 05:33:50,694 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-21 05:33:50,694 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_d13ba4f1-bb11-4084-8366-70ef3e7d7c07/bin/ukojak-vF6T2TMglN/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d13ba4f1-bb11-4084-8366-70ef3e7d7c07/bin/ukojak-vF6T2TMglN Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5446997f7b2d7b76d63a39784df785fb06bbab562e365ba547eeee8a855e283e [2021-11-21 05:33:50,938 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-21 05:33:50,963 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-21 05:33:50,966 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-21 05:33:50,967 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-21 05:33:50,968 INFO L275 PluginConnector]: CDTParser initialized [2021-11-21 05:33:50,970 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d13ba4f1-bb11-4084-8366-70ef3e7d7c07/bin/ukojak-vF6T2TMglN/../../sv-benchmarks/c/array-cav19/array_tiling_tcpy.c [2021-11-21 05:33:51,051 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d13ba4f1-bb11-4084-8366-70ef3e7d7c07/bin/ukojak-vF6T2TMglN/data/0f4455cd1/94f08d8148444abfacf733a729378b03/FLAG47341f629 [2021-11-21 05:33:51,515 INFO L306 CDTParser]: Found 1 translation units. [2021-11-21 05:33:51,516 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d13ba4f1-bb11-4084-8366-70ef3e7d7c07/sv-benchmarks/c/array-cav19/array_tiling_tcpy.c [2021-11-21 05:33:51,522 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d13ba4f1-bb11-4084-8366-70ef3e7d7c07/bin/ukojak-vF6T2TMglN/data/0f4455cd1/94f08d8148444abfacf733a729378b03/FLAG47341f629 [2021-11-21 05:33:51,890 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d13ba4f1-bb11-4084-8366-70ef3e7d7c07/bin/ukojak-vF6T2TMglN/data/0f4455cd1/94f08d8148444abfacf733a729378b03 [2021-11-21 05:33:51,893 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-21 05:33:51,894 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-21 05:33:51,896 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-21 05:33:51,896 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-21 05:33:51,899 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-21 05:33:51,900 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 05:33:51" (1/1) ... [2021-11-21 05:33:51,901 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@16f9a401 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:33:51, skipping insertion in model container [2021-11-21 05:33:51,901 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 05:33:51" (1/1) ... [2021-11-21 05:33:51,907 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-21 05:33:51,920 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-21 05:33:52,082 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_d13ba4f1-bb11-4084-8366-70ef3e7d7c07/sv-benchmarks/c/array-cav19/array_tiling_tcpy.c[408,421] [2021-11-21 05:33:52,105 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-21 05:33:52,112 INFO L203 MainTranslator]: Completed pre-run [2021-11-21 05:33:52,123 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_d13ba4f1-bb11-4084-8366-70ef3e7d7c07/sv-benchmarks/c/array-cav19/array_tiling_tcpy.c[408,421] [2021-11-21 05:33:52,135 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-21 05:33:52,148 INFO L208 MainTranslator]: Completed translation [2021-11-21 05:33:52,149 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:33:52 WrapperNode [2021-11-21 05:33:52,149 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-21 05:33:52,150 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-21 05:33:52,151 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-21 05:33:52,151 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-21 05:33:52,158 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:33:52" (1/1) ... [2021-11-21 05:33:52,165 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:33:52" (1/1) ... [2021-11-21 05:33:52,183 INFO L137 Inliner]: procedures = 15, calls = 22, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 60 [2021-11-21 05:33:52,183 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-21 05:33:52,184 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-21 05:33:52,184 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-21 05:33:52,184 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-21 05:33:52,193 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:33:52" (1/1) ... [2021-11-21 05:33:52,193 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:33:52" (1/1) ... [2021-11-21 05:33:52,195 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:33:52" (1/1) ... [2021-11-21 05:33:52,196 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:33:52" (1/1) ... [2021-11-21 05:33:52,201 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:33:52" (1/1) ... [2021-11-21 05:33:52,205 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:33:52" (1/1) ... [2021-11-21 05:33:52,207 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:33:52" (1/1) ... [2021-11-21 05:33:52,209 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-21 05:33:52,210 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-21 05:33:52,210 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-21 05:33:52,210 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-21 05:33:52,211 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:33:52" (1/1) ... [2021-11-21 05:33:52,218 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-21 05:33:52,230 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d13ba4f1-bb11-4084-8366-70ef3e7d7c07/bin/ukojak-vF6T2TMglN/z3 [2021-11-21 05:33:52,242 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d13ba4f1-bb11-4084-8366-70ef3e7d7c07/bin/ukojak-vF6T2TMglN/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-21 05:33:52,256 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d13ba4f1-bb11-4084-8366-70ef3e7d7c07/bin/ukojak-vF6T2TMglN/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-21 05:33:52,292 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-21 05:33:52,292 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-11-21 05:33:52,293 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-11-21 05:33:52,293 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-21 05:33:52,293 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-21 05:33:52,293 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-21 05:33:52,293 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-21 05:33:52,294 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-21 05:33:52,294 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-21 05:33:52,294 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-21 05:33:52,348 INFO L236 CfgBuilder]: Building ICFG [2021-11-21 05:33:52,349 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-21 05:33:52,525 INFO L277 CfgBuilder]: Performing block encoding [2021-11-21 05:33:52,569 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-21 05:33:52,570 INFO L301 CfgBuilder]: Removed 2 assume(true) statements. [2021-11-21 05:33:52,572 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 05:33:52 BoogieIcfgContainer [2021-11-21 05:33:52,572 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-21 05:33:52,573 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-21 05:33:52,573 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-21 05:33:52,583 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-21 05:33:52,583 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 05:33:52" (1/1) ... [2021-11-21 05:33:52,592 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-21 05:33:52,640 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:33:52,648 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 13 states and 16 transitions. [2021-11-21 05:33:52,648 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 16 transitions. [2021-11-21 05:33:52,653 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-11-21 05:33:52,653 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:33:52,654 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:33:52,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:33:52,849 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 05:33:52,931 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:33:52,931 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 15 states and 21 transitions. [2021-11-21 05:33:52,932 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 21 transitions. [2021-11-21 05:33:52,933 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-11-21 05:33:52,933 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:33:52,933 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:33:52,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:33:53,091 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 05:33:53,345 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:33:53,345 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 17 states and 25 transitions. [2021-11-21 05:33:53,346 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 25 transitions. [2021-11-21 05:33:53,346 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-21 05:33:53,346 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:33:53,347 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:33:53,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:33:53,824 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 05:33:54,724 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:33:54,726 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 20 states and 34 transitions. [2021-11-21 05:33:54,726 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 34 transitions. [2021-11-21 05:33:54,728 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 05:33:54,728 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:33:54,729 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:33:54,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:33:55,637 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 10 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 05:33:57,080 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:33:57,081 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 21 states and 34 transitions. [2021-11-21 05:33:57,082 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 34 transitions. [2021-11-21 05:33:57,082 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-21 05:33:57,083 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:33:57,083 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:33:57,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:33:57,571 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 1 proven. 5 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 05:33:59,380 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:33:59,381 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 27 states and 48 transitions. [2021-11-21 05:33:59,381 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 48 transitions. [2021-11-21 05:33:59,382 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-21 05:33:59,382 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:33:59,383 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:33:59,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:33:59,955 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 1 proven. 7 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 05:34:02,265 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:34:02,266 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 31 states and 55 transitions. [2021-11-21 05:34:02,266 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 55 transitions. [2021-11-21 05:34:02,267 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-21 05:34:02,267 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:34:02,267 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:34:02,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:34:02,389 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 1 proven. 7 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 05:34:03,489 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:34:03,489 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 33 states and 63 transitions. [2021-11-21 05:34:03,489 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 63 transitions. [2021-11-21 05:34:03,490 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-11-21 05:34:03,490 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:34:03,491 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:34:03,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:34:04,039 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 1 proven. 11 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 05:34:04,836 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:34:04,836 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 31 states and 53 transitions. [2021-11-21 05:34:04,837 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 53 transitions. [2021-11-21 05:34:04,837 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-21 05:34:04,838 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:34:04,838 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:34:04,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:34:05,345 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 05:34:07,766 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:34:07,767 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 38 states and 67 transitions. [2021-11-21 05:34:07,767 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 67 transitions. [2021-11-21 05:34:07,768 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-21 05:34:07,768 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:34:07,768 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:34:07,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:34:08,448 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 05:34:11,091 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:34:11,092 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 40 states and 75 transitions. [2021-11-21 05:34:11,092 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 75 transitions. [2021-11-21 05:34:11,093 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-21 05:34:11,093 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:34:11,093 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:34:11,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:34:11,188 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 05:34:12,364 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:34:12,365 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 41 states and 76 transitions. [2021-11-21 05:34:12,365 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 76 transitions. [2021-11-21 05:34:12,366 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-21 05:34:12,366 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:34:12,367 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:34:12,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:34:12,884 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 1 proven. 16 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 05:34:15,676 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:34:15,677 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 46 states and 85 transitions. [2021-11-21 05:34:15,677 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 85 transitions. [2021-11-21 05:34:15,678 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-21 05:34:15,678 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:34:15,678 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:34:15,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:34:15,817 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 1 proven. 16 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 05:34:16,487 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:34:16,488 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 47 states and 87 transitions. [2021-11-21 05:34:16,488 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 87 transitions. [2021-11-21 05:34:16,489 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-21 05:34:16,489 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:34:16,489 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:34:16,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:34:16,628 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 1 proven. 16 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 05:34:17,432 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:34:17,433 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 46 states and 84 transitions. [2021-11-21 05:34:17,433 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 84 transitions. [2021-11-21 05:34:17,434 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-21 05:34:17,434 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:34:17,435 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:34:17,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:34:18,846 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 19 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 05:34:24,004 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:34:24,005 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 53 states and 97 transitions. [2021-11-21 05:34:24,005 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 97 transitions. [2021-11-21 05:34:24,007 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-21 05:34:24,007 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:34:24,007 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:34:24,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:34:24,839 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 1 proven. 21 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 05:34:26,172 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:34:26,173 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 52 states and 93 transitions. [2021-11-21 05:34:26,173 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 93 transitions. [2021-11-21 05:34:26,174 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-21 05:34:26,174 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:34:26,175 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:34:26,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:34:26,625 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 2 proven. 26 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 05:34:29,250 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:34:29,251 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 50 states and 78 transitions. [2021-11-21 05:34:29,251 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 78 transitions. [2021-11-21 05:34:29,251 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:34:29,252 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:34:29,252 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:34:29,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:34:31,215 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 26 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 05:34:33,726 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:34:33,726 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 51 states and 80 transitions. [2021-11-21 05:34:33,726 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 80 transitions. [2021-11-21 05:34:33,727 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:34:33,727 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:34:33,727 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:34:33,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:34:33,933 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 26 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 05:34:37,474 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:34:37,475 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 57 states and 87 transitions. [2021-11-21 05:34:37,475 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 87 transitions. [2021-11-21 05:34:37,475 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-21 05:34:37,475 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:34:37,476 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:34:37,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:34:38,585 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 16 proven. 13 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 05:34:48,378 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:34:48,379 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 71 states and 110 transitions. [2021-11-21 05:34:48,379 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 110 transitions. [2021-11-21 05:34:48,379 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-21 05:34:48,380 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:34:48,380 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:34:48,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:34:48,411 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 16 proven. 13 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 05:34:49,136 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:34:49,137 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 72 states and 110 transitions. [2021-11-21 05:34:49,137 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 110 transitions. [2021-11-21 05:34:49,138 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-21 05:34:49,138 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:34:49,138 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:34:49,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:34:51,099 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 1 proven. 30 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 05:34:54,950 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:34:54,951 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 74 states and 114 transitions. [2021-11-21 05:34:54,951 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 114 transitions. [2021-11-21 05:34:54,951 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-21 05:34:54,951 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:34:54,951 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:34:54,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:34:55,232 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 1 proven. 30 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 05:34:56,354 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:34:56,354 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 73 states and 112 transitions. [2021-11-21 05:34:56,354 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 112 transitions. [2021-11-21 05:34:56,355 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-21 05:34:56,355 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:34:56,355 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:34:56,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:34:58,153 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 1 proven. 32 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 05:35:08,448 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:35:08,449 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 83 states and 130 transitions. [2021-11-21 05:35:08,449 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 130 transitions. [2021-11-21 05:35:08,450 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-21 05:35:08,450 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:35:08,450 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:35:08,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:35:10,323 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 1 proven. 35 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 05:35:13,044 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:35:13,045 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145 states to 81 states and 126 transitions. [2021-11-21 05:35:13,045 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 126 transitions. [2021-11-21 05:35:13,045 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-21 05:35:13,045 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:35:13,046 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:35:13,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:35:13,235 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 1 proven. 32 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 05:35:14,470 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:35:14,470 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 146 states to 82 states and 127 transitions. [2021-11-21 05:35:14,470 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 127 transitions. [2021-11-21 05:35:14,471 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-21 05:35:14,471 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:35:14,471 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:35:14,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:35:14,716 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 27 proven. 16 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 05:35:15,779 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:35:15,779 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 147 states to 83 states and 128 transitions. [2021-11-21 05:35:15,779 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 128 transitions. [2021-11-21 05:35:15,780 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-21 05:35:15,780 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:35:15,780 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:35:15,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:35:17,557 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 0 proven. 41 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 05:35:20,339 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:35:20,340 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 84 states and 130 transitions. [2021-11-21 05:35:20,340 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 130 transitions. [2021-11-21 05:35:20,341 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-21 05:35:20,341 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:35:20,341 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:35:20,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:35:20,782 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 0 proven. 41 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 05:35:25,635 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:35:25,635 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 156 states to 90 states and 137 transitions. [2021-11-21 05:35:25,636 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 137 transitions. [2021-11-21 05:35:25,636 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-21 05:35:25,636 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:35:25,636 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:35:25,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:35:28,812 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 0 proven. 46 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 05:35:44,489 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:35:44,490 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 173 states to 100 states and 154 transitions. [2021-11-21 05:35:44,490 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 154 transitions. [2021-11-21 05:35:44,491 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-21 05:35:44,491 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:35:44,492 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:35:44,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:35:46,021 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 1 proven. 46 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 05:35:48,560 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:35:48,560 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 171 states to 99 states and 152 transitions. [2021-11-21 05:35:48,561 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 152 transitions. [2021-11-21 05:35:48,561 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-21 05:35:48,561 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:35:48,561 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:35:48,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:35:48,805 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 0 proven. 46 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 05:35:50,073 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:35:50,074 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 171 states to 100 states and 152 transitions. [2021-11-21 05:35:50,074 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 152 transitions. [2021-11-21 05:35:50,074 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-21 05:35:50,074 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:35:50,075 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:35:50,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:35:50,523 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 1 proven. 46 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 05:35:53,848 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:35:53,849 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 175 states to 102 states and 156 transitions. [2021-11-21 05:35:53,849 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 156 transitions. [2021-11-21 05:35:53,850 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-21 05:35:53,850 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:35:53,850 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:35:53,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:35:54,551 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 0 proven. 50 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 05:35:56,708 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:35:56,708 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 174 states to 102 states and 155 transitions. [2021-11-21 05:35:56,708 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 155 transitions. [2021-11-21 05:35:56,709 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-21 05:35:56,709 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:35:56,709 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:35:56,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:35:58,687 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 1 proven. 53 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 05:36:01,495 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:36:01,495 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 170 states to 100 states and 151 transitions. [2021-11-21 05:36:01,495 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 151 transitions. [2021-11-21 05:36:01,496 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-21 05:36:01,496 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:36:01,496 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:36:01,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:36:01,876 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 41 proven. 19 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 05:36:03,531 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:36:03,532 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 171 states to 101 states and 152 transitions. [2021-11-21 05:36:03,532 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 152 transitions. [2021-11-21 05:36:03,533 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-11-21 05:36:03,533 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:36:03,533 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:36:03,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:36:06,675 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 0 proven. 61 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 05:36:15,916 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:36:15,916 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 178 states to 107 states and 159 transitions. [2021-11-21 05:36:15,916 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 159 transitions. [2021-11-21 05:36:15,917 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-11-21 05:36:15,917 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:36:15,917 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:36:15,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:36:17,180 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 41 proven. 22 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 05:36:31,983 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:36:31,983 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 198 states to 119 states and 179 transitions. [2021-11-21 05:36:31,984 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 179 transitions. [2021-11-21 05:36:31,984 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-11-21 05:36:31,984 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:36:31,984 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:36:32,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:36:32,457 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 0 proven. 61 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 05:36:34,298 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:36:34,298 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 200 states to 120 states and 181 transitions. [2021-11-21 05:36:34,298 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 181 transitions. [2021-11-21 05:36:34,299 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-11-21 05:36:34,299 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:36:34,299 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:36:34,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:36:34,334 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 41 proven. 22 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 05:36:38,329 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:36:38,330 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 123 states and 182 transitions. [2021-11-21 05:36:38,330 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 182 transitions. [2021-11-21 05:36:38,331 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-11-21 05:36:38,331 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:36:38,331 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:36:38,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:36:38,364 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 41 proven. 22 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 05:36:40,933 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:36:40,933 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 203 states to 126 states and 184 transitions. [2021-11-21 05:36:40,934 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 184 transitions. [2021-11-21 05:36:40,934 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-21 05:36:40,935 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:36:40,935 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:36:40,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:36:44,562 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 0 proven. 67 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 05:37:07,440 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:37:07,441 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 224 states to 139 states and 205 transitions. [2021-11-21 05:37:07,441 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 205 transitions. [2021-11-21 05:37:07,441 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-21 05:37:07,441 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:37:07,442 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:37:07,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:37:09,580 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 1 proven. 67 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 05:37:12,982 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:37:12,982 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 222 states to 138 states and 203 transitions. [2021-11-21 05:37:12,983 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 203 transitions. [2021-11-21 05:37:12,983 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-21 05:37:12,984 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:37:12,984 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:37:12,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:37:13,217 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 0 proven. 67 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 05:37:16,397 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:37:16,398 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 223 states to 140 states and 204 transitions. [2021-11-21 05:37:16,398 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 204 transitions. [2021-11-21 05:37:16,399 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-21 05:37:16,399 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:37:16,400 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:37:16,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:37:17,264 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 1 proven. 67 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 05:37:19,747 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:37:19,748 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 225 states to 141 states and 206 transitions. [2021-11-21 05:37:19,748 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 206 transitions. [2021-11-21 05:37:19,749 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-21 05:37:19,749 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:37:19,750 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:37:19,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:37:20,698 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 1 proven. 67 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 05:37:22,678 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:37:22,678 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 227 states to 142 states and 208 transitions. [2021-11-21 05:37:22,678 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 208 transitions. [2021-11-21 05:37:22,679 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-11-21 05:37:22,679 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:37:22,680 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:37:22,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:37:24,000 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 0 proven. 72 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 05:37:26,780 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:37:26,781 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 226 states to 142 states and 207 transitions. [2021-11-21 05:37:26,781 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 207 transitions. [2021-11-21 05:37:26,782 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-11-21 05:37:26,782 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:37:26,782 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:37:26,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:37:32,709 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 1 proven. 76 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 05:37:40,537 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:37:40,537 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 222 states to 140 states and 203 transitions. [2021-11-21 05:37:40,538 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 203 transitions. [2021-11-21 05:37:40,538 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-21 05:37:40,538 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:37:40,539 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:37:40,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:37:40,573 INFO L134 CoverageAnalysis]: Checked inductivity of 85 backedges. 58 proven. 25 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 05:37:43,407 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:37:43,407 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 224 states to 143 states and 205 transitions. [2021-11-21 05:37:43,407 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 205 transitions. [2021-11-21 05:37:43,408 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-11-21 05:37:43,408 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:37:43,408 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:37:43,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:37:49,280 INFO L134 CoverageAnalysis]: Checked inductivity of 87 backedges. 0 proven. 86 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 05:38:02,311 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:38:02,312 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 231 states to 149 states and 212 transitions. [2021-11-21 05:38:02,312 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 212 transitions. [2021-11-21 05:38:02,312 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-11-21 05:38:02,312 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:38:02,313 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:38:02,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:38:06,607 INFO L134 CoverageAnalysis]: Checked inductivity of 89 backedges. 0 proven. 87 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 05:38:37,280 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:38:37,282 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 255 states to 162 states and 236 transitions. [2021-11-21 05:38:37,283 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 236 transitions. [2021-11-21 05:38:37,283 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-11-21 05:38:37,283 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:38:37,284 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:38:37,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:38:38,247 INFO L134 CoverageAnalysis]: Checked inductivity of 87 backedges. 0 proven. 86 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 05:38:40,650 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:38:40,651 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 257 states to 163 states and 238 transitions. [2021-11-21 05:38:40,651 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 238 transitions. [2021-11-21 05:38:40,652 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-11-21 05:38:40,652 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:38:40,653 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:38:40,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:38:40,901 INFO L134 CoverageAnalysis]: Checked inductivity of 89 backedges. 0 proven. 87 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 05:38:44,458 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:38:44,459 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 258 states to 165 states and 239 transitions. [2021-11-21 05:38:44,459 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 239 transitions. [2021-11-21 05:38:44,460 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-11-21 05:38:44,460 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:38:44,460 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:38:44,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:38:48,444 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 1 proven. 93 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 05:38:56,914 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:38:56,915 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 262 states to 167 states and 243 transitions. [2021-11-21 05:38:56,915 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 243 transitions. [2021-11-21 05:38:56,916 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-11-21 05:38:56,916 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:38:56,916 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:38:56,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:38:59,653 INFO L134 CoverageAnalysis]: Checked inductivity of 94 backedges. 0 proven. 92 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 05:39:05,478 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:39:05,478 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 261 states to 167 states and 242 transitions. [2021-11-21 05:39:05,479 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 242 transitions. [2021-11-21 05:39:05,479 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-11-21 05:39:05,479 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:39:05,480 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:39:05,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:39:06,318 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 1 proven. 93 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 05:39:08,912 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:39:08,913 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 259 states to 166 states and 240 transitions. [2021-11-21 05:39:08,913 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 240 transitions. [2021-11-21 05:39:08,914 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-11-21 05:39:08,914 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:39:08,914 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:39:08,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:39:16,547 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 1 proven. 98 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 05:39:26,610 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:39:26,611 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 258 states to 166 states and 239 transitions. [2021-11-21 05:39:26,611 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 239 transitions. [2021-11-21 05:39:26,611 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-11-21 05:39:26,611 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:39:26,612 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:39:26,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:39:32,736 INFO L134 CoverageAnalysis]: Checked inductivity of 104 backedges. 1 proven. 102 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 05:39:41,406 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:39:41,406 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 254 states to 164 states and 235 transitions. [2021-11-21 05:39:41,407 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 235 transitions. [2021-11-21 05:39:41,407 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-21 05:39:41,407 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:39:41,408 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:39:41,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:39:43,409 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 78 proven. 32 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 05:40:12,874 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:40:12,874 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 276 states to 179 states and 257 transitions. [2021-11-21 05:40:12,875 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 257 transitions. [2021-11-21 05:40:12,875 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-21 05:40:12,875 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:40:12,876 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:40:12,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:40:12,917 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 78 proven. 32 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 05:40:18,983 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:40:18,984 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 277 states to 182 states and 258 transitions. [2021-11-21 05:40:18,984 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 258 transitions. [2021-11-21 05:40:18,984 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-21 05:40:18,984 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:40:18,985 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:40:19,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:40:22,750 INFO L134 CoverageAnalysis]: Checked inductivity of 115 backedges. 0 proven. 114 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 05:40:36,956 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:40:36,957 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 284 states to 188 states and 265 transitions. [2021-11-21 05:40:36,957 INFO L276 IsEmpty]: Start isEmpty. Operand 188 states and 265 transitions. [2021-11-21 05:40:36,957 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-21 05:40:36,958 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:40:36,958 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:40:36,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:40:37,952 INFO L134 CoverageAnalysis]: Checked inductivity of 115 backedges. 0 proven. 114 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 05:40:40,950 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:40:40,951 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 286 states to 189 states and 267 transitions. [2021-11-21 05:40:40,951 INFO L276 IsEmpty]: Start isEmpty. Operand 189 states and 267 transitions. [2021-11-21 05:40:40,951 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-21 05:40:40,952 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:40:40,952 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:40:40,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:40:46,934 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 1 proven. 115 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 05:41:17,988 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:41:17,989 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 302 states to 200 states and 283 transitions. [2021-11-21 05:41:17,989 INFO L276 IsEmpty]: Start isEmpty. Operand 200 states and 283 transitions. [2021-11-21 05:41:17,990 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-21 05:41:17,990 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:41:17,991 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:41:18,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:41:18,461 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 1 proven. 115 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 05:41:22,977 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:41:22,977 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 303 states to 202 states and 284 transitions. [2021-11-21 05:41:22,978 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 284 transitions. [2021-11-21 05:41:22,978 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-21 05:41:22,978 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:41:22,978 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:41:23,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:41:27,868 INFO L134 CoverageAnalysis]: Checked inductivity of 124 backedges. 1 proven. 122 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 05:41:35,349 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:41:35,350 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 305 states to 203 states and 286 transitions. [2021-11-21 05:41:35,350 INFO L276 IsEmpty]: Start isEmpty. Operand 203 states and 286 transitions. [2021-11-21 05:41:35,351 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-21 05:41:35,351 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:41:35,351 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:41:35,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:41:35,729 INFO L134 CoverageAnalysis]: Checked inductivity of 124 backedges. 1 proven. 122 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 05:41:39,106 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:41:39,106 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 303 states to 202 states and 284 transitions. [2021-11-21 05:41:39,106 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 284 transitions. [2021-11-21 05:41:39,107 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-21 05:41:39,107 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:41:39,107 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:41:39,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:41:44,228 INFO L134 CoverageAnalysis]: Checked inductivity of 123 backedges. 0 proven. 122 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 05:42:10,586 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:42:10,587 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 311 states to 210 states and 292 transitions. [2021-11-21 05:42:10,587 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states and 292 transitions. [2021-11-21 05:42:10,587 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-11-21 05:42:10,587 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:42:10,588 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:42:10,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:42:15,276 INFO L134 CoverageAnalysis]: Checked inductivity of 130 backedges. 0 proven. 129 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 05:42:22,328 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:42:22,328 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 310 states to 210 states and 291 transitions. [2021-11-21 05:42:22,328 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states and 291 transitions. [2021-11-21 05:42:22,329 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-11-21 05:42:22,329 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:42:22,329 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:42:22,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:42:31,291 INFO L134 CoverageAnalysis]: Checked inductivity of 134 backedges. 1 proven. 132 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 05:42:47,181 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:42:47,182 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 314 states to 212 states and 295 transitions. [2021-11-21 05:42:47,182 INFO L276 IsEmpty]: Start isEmpty. Operand 212 states and 295 transitions. [2021-11-21 05:42:47,183 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-11-21 05:42:47,183 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:42:47,183 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:42:47,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:42:47,522 INFO L134 CoverageAnalysis]: Checked inductivity of 134 backedges. 1 proven. 132 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 05:42:51,445 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:42:51,445 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 316 states to 213 states and 297 transitions. [2021-11-21 05:42:51,445 INFO L276 IsEmpty]: Start isEmpty. Operand 213 states and 297 transitions. [2021-11-21 05:42:51,446 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-11-21 05:42:51,446 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:42:51,446 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:42:51,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:42:57,104 INFO L134 CoverageAnalysis]: Checked inductivity of 143 backedges. 0 proven. 141 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 05:43:37,914 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:43:37,915 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 335 states to 226 states and 316 transitions. [2021-11-21 05:43:37,915 INFO L276 IsEmpty]: Start isEmpty. Operand 226 states and 316 transitions. [2021-11-21 05:43:37,915 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-11-21 05:43:37,916 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:43:37,916 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:43:37,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:43:43,062 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 2 proven. 142 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 05:43:50,914 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:43:50,914 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 329 states to 223 states and 310 transitions. [2021-11-21 05:43:50,914 INFO L276 IsEmpty]: Start isEmpty. Operand 223 states and 310 transitions. [2021-11-21 05:43:50,915 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-11-21 05:43:50,915 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:43:50,915 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:43:50,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:43:53,255 INFO L134 CoverageAnalysis]: Checked inductivity of 147 backedges. 1 proven. 145 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 05:43:58,882 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:43:58,883 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 331 states to 224 states and 312 transitions. [2021-11-21 05:43:58,883 INFO L276 IsEmpty]: Start isEmpty. Operand 224 states and 312 transitions. [2021-11-21 05:43:58,884 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-11-21 05:43:58,884 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:43:58,884 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:43:58,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:44:04,535 INFO L134 CoverageAnalysis]: Checked inductivity of 149 backedges. 1 proven. 147 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 05:44:13,885 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:44:13,886 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 330 states to 224 states and 311 transitions. [2021-11-21 05:44:13,886 INFO L276 IsEmpty]: Start isEmpty. Operand 224 states and 311 transitions. [2021-11-21 05:44:13,887 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-11-21 05:44:13,887 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:44:13,887 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:44:14,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:44:19,867 INFO L134 CoverageAnalysis]: Checked inductivity of 157 backedges. 1 proven. 154 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 05:44:42,409 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:44:42,410 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 340 states to 231 states and 321 transitions. [2021-11-21 05:44:42,410 INFO L276 IsEmpty]: Start isEmpty. Operand 231 states and 321 transitions. [2021-11-21 05:44:42,410 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-11-21 05:44:42,410 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:44:42,410 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:44:42,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:44:43,224 INFO L134 CoverageAnalysis]: Checked inductivity of 157 backedges. 1 proven. 154 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 05:44:46,994 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:44:46,995 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 338 states to 230 states and 319 transitions. [2021-11-21 05:44:46,995 INFO L276 IsEmpty]: Start isEmpty. Operand 230 states and 319 transitions. [2021-11-21 05:44:46,995 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-11-21 05:44:46,995 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:44:46,995 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:44:47,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:44:51,914 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 1 proven. 154 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 05:44:59,990 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:44:59,991 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 337 states to 230 states and 318 transitions. [2021-11-21 05:44:59,991 INFO L276 IsEmpty]: Start isEmpty. Operand 230 states and 318 transitions. [2021-11-21 05:44:59,991 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-21 05:44:59,991 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:44:59,991 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:45:00,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:45:03,881 INFO L134 CoverageAnalysis]: Checked inductivity of 168 backedges. 1 proven. 165 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 05:45:10,889 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:45:10,890 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 339 states to 231 states and 320 transitions. [2021-11-21 05:45:10,890 INFO L276 IsEmpty]: Start isEmpty. Operand 231 states and 320 transitions. [2021-11-21 05:45:10,890 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-21 05:45:10,890 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:45:10,891 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:45:10,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:45:11,940 INFO L134 CoverageAnalysis]: Checked inductivity of 168 backedges. 1 proven. 165 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 05:45:15,788 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:45:15,789 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 341 states to 232 states and 322 transitions. [2021-11-21 05:45:15,789 INFO L276 IsEmpty]: Start isEmpty. Operand 232 states and 322 transitions. [2021-11-21 05:45:15,789 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-21 05:45:15,789 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:45:15,790 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:45:15,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:45:18,673 INFO L134 CoverageAnalysis]: Checked inductivity of 172 backedges. 127 proven. 43 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 05:46:04,796 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:46:04,797 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 359 states to 248 states and 340 transitions. [2021-11-21 05:46:04,797 INFO L276 IsEmpty]: Start isEmpty. Operand 248 states and 340 transitions. [2021-11-21 05:46:04,798 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-21 05:46:04,798 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:46:04,798 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:46:04,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:46:10,535 INFO L134 CoverageAnalysis]: Checked inductivity of 164 backedges. 0 proven. 163 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked.