./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/array-fpi/res1.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version aef121e0 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21611a43-8722-4bd9-a792-acc4c9d113bd/bin/ukojak-LBtLqBUTdQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21611a43-8722-4bd9-a792-acc4c9d113bd/bin/ukojak-LBtLqBUTdQ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21611a43-8722-4bd9-a792-acc4c9d113bd/bin/ukojak-LBtLqBUTdQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21611a43-8722-4bd9-a792-acc4c9d113bd/bin/ukojak-LBtLqBUTdQ/config/KojakReach.xml -i ../../sv-benchmarks/c/array-fpi/res1.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21611a43-8722-4bd9-a792-acc4c9d113bd/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21611a43-8722-4bd9-a792-acc4c9d113bd/bin/ukojak-LBtLqBUTdQ --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash f274a5aba9f5a53aba1b5bf0fd0b9cf2990c13e825cbbe6f7043cc6fa5a18df6 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-23 00:35:23,938 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 00:35:23,940 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 00:35:23,989 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 00:35:23,990 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 00:35:23,994 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 00:35:23,996 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 00:35:24,001 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 00:35:24,003 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 00:35:24,009 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 00:35:24,010 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 00:35:24,012 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 00:35:24,013 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 00:35:24,016 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 00:35:24,019 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 00:35:24,027 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 00:35:24,029 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 00:35:24,030 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 00:35:24,033 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 00:35:24,046 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 00:35:24,048 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 00:35:24,049 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 00:35:24,053 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 00:35:24,054 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 00:35:24,063 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 00:35:24,063 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 00:35:24,064 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 00:35:24,066 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 00:35:24,067 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 00:35:24,069 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 00:35:24,070 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 00:35:24,071 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 00:35:24,073 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 00:35:24,074 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 00:35:24,076 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 00:35:24,076 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 00:35:24,077 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 00:35:24,077 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 00:35:24,078 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 00:35:24,079 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 00:35:24,080 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 00:35:24,080 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21611a43-8722-4bd9-a792-acc4c9d113bd/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 00:35:24,130 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 00:35:24,131 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 00:35:24,132 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 00:35:24,132 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 00:35:24,134 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 00:35:24,134 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 00:35:24,134 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 00:35:24,134 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 00:35:24,135 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 00:35:24,135 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 00:35:24,136 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 00:35:24,136 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 00:35:24,136 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 00:35:24,137 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 00:35:24,137 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 00:35:24,137 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 00:35:24,137 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 00:35:24,137 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 00:35:24,138 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 00:35:24,138 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 00:35:24,138 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 00:35:24,138 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 00:35:24,139 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 00:35:24,139 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 00:35:24,139 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 00:35:24,139 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 00:35:24,139 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 00:35:24,140 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 00:35:24,140 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_21611a43-8722-4bd9-a792-acc4c9d113bd/bin/ukojak-LBtLqBUTdQ/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21611a43-8722-4bd9-a792-acc4c9d113bd/bin/ukojak-LBtLqBUTdQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f274a5aba9f5a53aba1b5bf0fd0b9cf2990c13e825cbbe6f7043cc6fa5a18df6 [2021-11-23 00:35:24,443 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 00:35:24,465 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 00:35:24,468 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 00:35:24,469 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 00:35:24,470 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 00:35:24,472 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21611a43-8722-4bd9-a792-acc4c9d113bd/bin/ukojak-LBtLqBUTdQ/../../sv-benchmarks/c/array-fpi/res1.c [2021-11-23 00:35:24,546 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21611a43-8722-4bd9-a792-acc4c9d113bd/bin/ukojak-LBtLqBUTdQ/data/528a3493b/631f515aa2bf4d16874e59e0dac87b8f/FLAG9e8c278ab [2021-11-23 00:35:25,123 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 00:35:25,125 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21611a43-8722-4bd9-a792-acc4c9d113bd/sv-benchmarks/c/array-fpi/res1.c [2021-11-23 00:35:25,137 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21611a43-8722-4bd9-a792-acc4c9d113bd/bin/ukojak-LBtLqBUTdQ/data/528a3493b/631f515aa2bf4d16874e59e0dac87b8f/FLAG9e8c278ab [2021-11-23 00:35:25,469 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21611a43-8722-4bd9-a792-acc4c9d113bd/bin/ukojak-LBtLqBUTdQ/data/528a3493b/631f515aa2bf4d16874e59e0dac87b8f [2021-11-23 00:35:25,476 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 00:35:25,477 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 00:35:25,479 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 00:35:25,479 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 00:35:25,483 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 00:35:25,484 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 12:35:25" (1/1) ... [2021-11-23 00:35:25,485 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@60a9a736 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:35:25, skipping insertion in model container [2021-11-23 00:35:25,485 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 12:35:25" (1/1) ... [2021-11-23 00:35:25,510 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 00:35:25,524 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 00:35:25,708 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_21611a43-8722-4bd9-a792-acc4c9d113bd/sv-benchmarks/c/array-fpi/res1.c[587,600] [2021-11-23 00:35:25,730 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 00:35:25,738 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 00:35:25,752 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_21611a43-8722-4bd9-a792-acc4c9d113bd/sv-benchmarks/c/array-fpi/res1.c[587,600] [2021-11-23 00:35:25,762 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 00:35:25,776 INFO L208 MainTranslator]: Completed translation [2021-11-23 00:35:25,777 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:35:25 WrapperNode [2021-11-23 00:35:25,777 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 00:35:25,779 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 00:35:25,779 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 00:35:25,779 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 00:35:25,787 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:35:25" (1/1) ... [2021-11-23 00:35:25,795 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:35:25" (1/1) ... [2021-11-23 00:35:25,826 INFO L137 Inliner]: procedures = 17, calls = 31, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 95 [2021-11-23 00:35:25,828 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 00:35:25,829 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 00:35:25,829 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 00:35:25,829 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 00:35:25,838 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:35:25" (1/1) ... [2021-11-23 00:35:25,839 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:35:25" (1/1) ... [2021-11-23 00:35:25,845 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:35:25" (1/1) ... [2021-11-23 00:35:25,845 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:35:25" (1/1) ... [2021-11-23 00:35:25,864 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:35:25" (1/1) ... [2021-11-23 00:35:25,872 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:35:25" (1/1) ... [2021-11-23 00:35:25,879 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:35:25" (1/1) ... [2021-11-23 00:35:25,881 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 00:35:25,884 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 00:35:25,885 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 00:35:25,885 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 00:35:25,889 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:35:25" (1/1) ... [2021-11-23 00:35:25,897 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 00:35:25,911 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21611a43-8722-4bd9-a792-acc4c9d113bd/bin/ukojak-LBtLqBUTdQ/z3 [2021-11-23 00:35:25,927 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21611a43-8722-4bd9-a792-acc4c9d113bd/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 00:35:25,957 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21611a43-8722-4bd9-a792-acc4c9d113bd/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 00:35:25,984 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 00:35:25,984 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 00:35:25,985 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 00:35:25,987 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-23 00:35:25,988 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-23 00:35:25,988 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 00:35:25,988 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 00:35:25,988 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-23 00:35:25,989 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 00:35:26,086 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 00:35:26,089 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 00:35:26,309 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 00:35:26,344 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-23 00:35:26,357 INFO L301 CfgBuilder]: Removed 4 assume(true) statements. [2021-11-23 00:35:26,359 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 12:35:26 BoogieIcfgContainer [2021-11-23 00:35:26,360 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-23 00:35:26,361 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-23 00:35:26,361 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-23 00:35:26,374 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-23 00:35:26,374 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 12:35:26" (1/1) ... [2021-11-23 00:35:26,383 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 00:35:26,459 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:35:26,465 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 12 states and 17 transitions. [2021-11-23 00:35:26,466 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 17 transitions. [2021-11-23 00:35:26,468 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-11-23 00:35:26,468 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:35:26,469 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:35:26,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:35:26,750 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:35:26,825 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:35:26,825 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 13 states and 18 transitions. [2021-11-23 00:35:26,826 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 18 transitions. [2021-11-23 00:35:26,826 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2021-11-23 00:35:26,827 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:35:26,827 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:35:26,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:35:26,926 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 00:35:27,015 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:35:27,015 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 14 states and 20 transitions. [2021-11-23 00:35:27,015 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 20 transitions. [2021-11-23 00:35:27,016 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-11-23 00:35:27,029 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:35:27,029 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:35:27,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:35:27,097 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:35:27,137 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:35:27,138 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 15 states and 22 transitions. [2021-11-23 00:35:27,139 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 22 transitions. [2021-11-23 00:35:27,139 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-11-23 00:35:27,140 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:35:27,140 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:35:27,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:35:27,235 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 00:35:27,285 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:35:27,286 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 16 states and 24 transitions. [2021-11-23 00:35:27,286 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 24 transitions. [2021-11-23 00:35:27,286 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-11-23 00:35:27,287 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:35:27,287 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:35:27,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:35:28,104 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:35:29,654 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:35:29,655 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 23 states and 49 transitions. [2021-11-23 00:35:29,656 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 49 transitions. [2021-11-23 00:35:29,658 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-11-23 00:35:29,658 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:35:29,659 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:35:29,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:35:29,896 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:35:31,393 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:35:31,394 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 30 states and 75 transitions. [2021-11-23 00:35:31,394 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 75 transitions. [2021-11-23 00:35:31,395 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-11-23 00:35:31,395 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:35:31,395 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:35:31,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:35:31,430 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:35:31,654 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:35:31,655 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 31 states and 75 transitions. [2021-11-23 00:35:31,655 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 75 transitions. [2021-11-23 00:35:31,656 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 00:35:31,656 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:35:31,656 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:35:31,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:35:31,731 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:35:32,041 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:35:32,042 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 31 states and 72 transitions. [2021-11-23 00:35:32,042 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 72 transitions. [2021-11-23 00:35:32,043 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 00:35:32,043 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:35:32,044 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:35:32,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:35:32,217 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 00:35:32,962 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:35:32,963 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 32 states and 70 transitions. [2021-11-23 00:35:32,963 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 70 transitions. [2021-11-23 00:35:32,964 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 00:35:32,965 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:35:32,965 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:35:32,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:35:33,093 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-23 00:35:34,249 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:35:34,250 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 34 states and 72 transitions. [2021-11-23 00:35:34,250 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 72 transitions. [2021-11-23 00:35:34,252 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 00:35:34,253 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:35:34,253 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:35:34,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:35:34,382 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-23 00:35:34,663 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:35:34,664 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 35 states and 74 transitions. [2021-11-23 00:35:34,664 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 74 transitions. [2021-11-23 00:35:34,665 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 00:35:34,665 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:35:34,665 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:35:34,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:35:34,779 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-23 00:35:35,511 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:35:35,512 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 38 states and 80 transitions. [2021-11-23 00:35:35,512 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 80 transitions. [2021-11-23 00:35:35,513 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 00:35:35,513 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:35:35,513 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:35:35,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:35:37,550 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:35:40,955 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:35:40,956 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 45 states and 105 transitions. [2021-11-23 00:35:40,956 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 105 transitions. [2021-11-23 00:35:40,957 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 00:35:40,957 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:35:40,958 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:35:41,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:35:41,568 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:35:42,048 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:35:42,054 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 47 states and 110 transitions. [2021-11-23 00:35:42,055 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 110 transitions. [2021-11-23 00:35:42,060 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 00:35:42,063 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:35:42,063 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:35:42,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:35:42,480 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-23 00:35:43,534 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:35:43,534 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 48 states and 111 transitions. [2021-11-23 00:35:43,535 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 111 transitions. [2021-11-23 00:35:43,535 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 00:35:43,535 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:35:43,537 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:35:43,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:35:43,596 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-23 00:35:44,559 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:35:44,559 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 121 states to 51 states and 121 transitions. [2021-11-23 00:35:44,559 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 121 transitions. [2021-11-23 00:35:44,560 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 00:35:44,560 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:35:44,561 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:35:44,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:35:44,914 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 1 proven. 8 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-23 00:35:46,232 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:35:46,233 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 126 states to 53 states and 126 transitions. [2021-11-23 00:35:46,233 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 126 transitions. [2021-11-23 00:35:46,234 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-23 00:35:46,234 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:35:46,234 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:35:46,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:35:46,502 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 1 proven. 8 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 00:35:48,610 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:35:48,611 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 57 states and 133 transitions. [2021-11-23 00:35:48,611 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 133 transitions. [2021-11-23 00:35:48,611 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-23 00:35:48,611 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:35:48,612 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:35:48,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:35:48,913 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 1 proven. 8 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 00:35:50,159 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:35:50,159 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 55 states and 130 transitions. [2021-11-23 00:35:50,159 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 130 transitions. [2021-11-23 00:35:50,160 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-23 00:35:50,160 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:35:50,160 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:35:50,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:35:50,482 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 1 proven. 8 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 00:35:50,982 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:35:50,982 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 56 states and 132 transitions. [2021-11-23 00:35:50,982 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 132 transitions. [2021-11-23 00:35:50,983 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-23 00:35:50,983 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:35:50,983 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:35:50,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:35:51,208 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 1 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 00:35:51,731 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:35:51,731 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 57 states and 135 transitions. [2021-11-23 00:35:51,732 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 135 transitions. [2021-11-23 00:35:51,732 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-11-23 00:35:51,732 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:35:51,733 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:35:51,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:35:52,014 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 1 proven. 8 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 00:35:53,518 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:35:53,519 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 146 states to 61 states and 146 transitions. [2021-11-23 00:35:53,519 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 146 transitions. [2021-11-23 00:35:53,520 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-11-23 00:35:53,520 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:35:53,520 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:35:53,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:35:53,750 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 1 proven. 6 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-11-23 00:35:54,285 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:35:54,286 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 54 states and 120 transitions. [2021-11-23 00:35:54,286 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 120 transitions. [2021-11-23 00:35:54,286 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-11-23 00:35:54,286 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:35:54,287 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:35:54,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:35:54,552 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 1 proven. 8 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 00:35:55,995 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:35:55,996 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 57 states and 128 transitions. [2021-11-23 00:35:55,996 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 128 transitions. [2021-11-23 00:35:55,997 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-11-23 00:35:55,997 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:35:55,997 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:35:56,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:35:56,325 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 1 proven. 8 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 00:35:56,838 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:35:56,838 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 55 states and 123 transitions. [2021-11-23 00:35:56,838 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 123 transitions. [2021-11-23 00:35:56,839 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-23 00:35:56,839 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:35:56,839 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:35:56,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:36:00,845 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:36:09,500 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:36:09,500 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 153 states to 64 states and 153 transitions. [2021-11-23 00:36:09,501 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 153 transitions. [2021-11-23 00:36:09,501 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-23 00:36:09,501 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:36:09,501 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:36:09,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:36:10,315 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:36:13,767 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:36:13,768 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 165 states to 69 states and 165 transitions. [2021-11-23 00:36:13,768 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 165 transitions. [2021-11-23 00:36:13,768 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 00:36:13,768 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:36:13,769 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:36:13,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:36:14,251 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 7 proven. 9 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 00:36:16,602 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:36:16,602 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 171 states to 72 states and 171 transitions. [2021-11-23 00:36:16,603 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 171 transitions. [2021-11-23 00:36:16,603 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 00:36:16,603 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:36:16,604 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:36:16,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:36:16,875 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 7 proven. 9 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 00:36:21,415 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:36:21,415 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 187 states to 79 states and 187 transitions. [2021-11-23 00:36:21,416 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 187 transitions. [2021-11-23 00:36:21,416 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-23 00:36:21,416 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:36:21,417 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:36:21,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:36:22,171 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 3 proven. 13 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-11-23 00:36:27,429 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:36:27,430 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 199 states to 84 states and 199 transitions. [2021-11-23 00:36:27,430 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 199 transitions. [2021-11-23 00:36:27,430 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-23 00:36:27,430 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:36:27,431 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:36:27,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:36:28,088 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 3 proven. 13 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-11-23 00:36:29,038 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:36:29,039 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 204 states to 85 states and 204 transitions. [2021-11-23 00:36:29,039 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 204 transitions. [2021-11-23 00:36:29,039 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 00:36:29,039 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:36:29,040 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:36:29,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:36:29,666 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 3 proven. 13 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:36:32,849 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:36:32,850 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 218 states to 89 states and 218 transitions. [2021-11-23 00:36:32,850 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 218 transitions. [2021-11-23 00:36:32,851 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 00:36:32,851 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:36:32,851 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:36:32,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:36:33,455 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 3 proven. 13 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2021-11-23 00:36:36,990 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:36:36,991 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 237 states to 94 states and 237 transitions. [2021-11-23 00:36:36,991 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 237 transitions. [2021-11-23 00:36:36,992 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 00:36:36,992 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:36:36,992 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:36:37,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:36:37,740 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 3 proven. 13 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2021-11-23 00:36:38,935 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:36:38,936 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 242 states to 96 states and 242 transitions. [2021-11-23 00:36:38,936 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 242 transitions. [2021-11-23 00:36:38,937 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 00:36:38,937 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:36:38,937 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:36:38,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:36:39,569 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 3 proven. 13 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2021-11-23 00:36:40,445 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:36:40,446 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 246 states to 97 states and 246 transitions. [2021-11-23 00:36:40,446 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 246 transitions. [2021-11-23 00:36:40,447 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 00:36:40,447 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:36:40,448 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:36:40,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:36:41,216 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 3 proven. 13 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2021-11-23 00:36:43,366 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:36:43,366 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 255 states to 100 states and 255 transitions. [2021-11-23 00:36:43,366 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 255 transitions. [2021-11-23 00:36:43,367 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 00:36:43,367 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:36:43,367 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:36:43,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:36:44,076 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 3 proven. 13 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2021-11-23 00:36:45,399 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:36:45,399 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 258 states to 102 states and 258 transitions. [2021-11-23 00:36:45,399 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 258 transitions. [2021-11-23 00:36:45,400 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 00:36:45,400 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:36:45,400 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:36:45,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:36:46,116 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 3 proven. 13 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2021-11-23 00:36:47,196 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:36:47,196 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 261 states to 103 states and 261 transitions. [2021-11-23 00:36:47,197 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 261 transitions. [2021-11-23 00:36:47,198 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-23 00:36:47,198 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:36:47,198 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:36:47,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:36:48,086 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 3 proven. 13 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2021-11-23 00:36:48,895 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:36:48,895 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 246 states to 98 states and 246 transitions. [2021-11-23 00:36:48,895 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 246 transitions. [2021-11-23 00:36:48,896 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-23 00:36:48,896 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:36:48,896 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:36:48,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:36:49,531 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 3 proven. 13 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:36:50,473 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:36:50,474 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 248 states to 99 states and 248 transitions. [2021-11-23 00:36:50,474 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 248 transitions. [2021-11-23 00:36:50,474 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-23 00:36:50,474 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:36:50,475 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:36:50,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:36:57,340 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 0 proven. 40 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:37:14,342 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:37:14,343 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 279 states to 110 states and 279 transitions. [2021-11-23 00:37:14,343 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 279 transitions. [2021-11-23 00:37:14,343 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-23 00:37:14,344 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:37:14,344 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:37:14,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:37:15,613 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 0 proven. 40 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:37:18,384 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:37:18,385 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 284 states to 113 states and 284 transitions. [2021-11-23 00:37:18,385 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 284 transitions. [2021-11-23 00:37:18,385 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-23 00:37:18,385 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:37:18,385 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:37:18,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:37:19,171 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 11 proven. 14 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2021-11-23 00:37:23,863 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:37:23,863 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 291 states to 117 states and 291 transitions. [2021-11-23 00:37:23,864 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 291 transitions. [2021-11-23 00:37:23,864 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-23 00:37:23,864 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:37:23,864 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:37:23,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:37:24,267 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 11 proven. 14 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2021-11-23 00:37:27,359 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:37:27,361 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 296 states to 120 states and 296 transitions. [2021-11-23 00:37:27,361 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 296 transitions. [2021-11-23 00:37:27,362 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-23 00:37:27,362 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:37:27,365 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:37:27,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:37:27,402 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 11 proven. 14 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2021-11-23 00:37:31,143 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:37:31,144 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 307 states to 124 states and 307 transitions. [2021-11-23 00:37:31,144 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 307 transitions. [2021-11-23 00:37:31,144 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-23 00:37:31,145 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:37:31,145 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:37:31,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:37:32,487 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 6 proven. 19 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:37:40,276 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:37:40,277 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 320 states to 129 states and 320 transitions. [2021-11-23 00:37:40,277 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 320 transitions. [2021-11-23 00:37:40,278 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-23 00:37:40,278 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:37:40,278 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:37:40,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:37:41,435 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 6 proven. 19 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:37:44,549 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:37:44,550 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 327 states to 132 states and 327 transitions. [2021-11-23 00:37:44,550 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 327 transitions. [2021-11-23 00:37:44,550 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-23 00:37:44,550 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:37:44,551 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:37:44,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:37:45,792 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 6 proven. 19 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:37:47,100 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:37:47,100 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 333 states to 133 states and 333 transitions. [2021-11-23 00:37:47,100 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 333 transitions. [2021-11-23 00:37:47,101 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-23 00:37:47,101 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:37:47,101 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:37:47,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:37:48,208 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 6 proven. 15 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2021-11-23 00:37:50,452 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:37:50,453 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 345 states to 135 states and 345 transitions. [2021-11-23 00:37:50,453 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 345 transitions. [2021-11-23 00:37:50,453 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:37:50,453 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:37:50,454 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:37:50,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:37:51,636 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 6 proven. 19 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2021-11-23 00:37:57,963 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:37:57,964 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 367 states to 141 states and 367 transitions. [2021-11-23 00:37:57,964 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 367 transitions. [2021-11-23 00:37:57,964 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:37:57,965 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:37:57,965 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:37:57,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:37:59,245 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 6 proven. 19 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2021-11-23 00:38:02,427 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:38:02,429 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 381 states to 145 states and 381 transitions. [2021-11-23 00:38:02,430 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 381 transitions. [2021-11-23 00:38:02,430 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:38:02,430 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:38:02,431 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:38:02,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:38:07,640 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 27 proven. 30 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-23 00:38:18,976 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:38:18,977 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 405 states to 150 states and 405 transitions. [2021-11-23 00:38:18,977 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 405 transitions. [2021-11-23 00:38:18,978 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:38:18,978 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:38:18,978 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:38:18,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:38:20,228 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 6 proven. 19 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2021-11-23 00:38:21,333 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:38:21,333 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 406 states to 151 states and 406 transitions. [2021-11-23 00:38:21,333 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 406 transitions. [2021-11-23 00:38:21,334 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:38:21,334 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:38:21,334 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:38:21,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:38:22,446 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 6 proven. 19 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2021-11-23 00:38:23,705 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:38:23,706 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 410 states to 152 states and 410 transitions. [2021-11-23 00:38:23,706 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 410 transitions. [2021-11-23 00:38:23,706 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:38:23,706 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:38:23,707 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:38:23,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:38:24,831 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 6 proven. 19 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2021-11-23 00:38:26,584 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:38:26,585 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 412 states to 154 states and 412 transitions. [2021-11-23 00:38:26,585 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 412 transitions. [2021-11-23 00:38:26,585 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:38:26,585 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:38:26,586 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:38:26,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:38:27,813 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 6 proven. 19 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2021-11-23 00:38:30,338 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:38:30,339 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 415 states to 155 states and 415 transitions. [2021-11-23 00:38:30,339 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 415 transitions. [2021-11-23 00:38:30,339 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:38:30,339 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:38:30,339 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:38:30,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:38:31,483 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 6 proven. 15 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2021-11-23 00:38:32,973 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:38:32,974 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 416 states to 156 states and 416 transitions. [2021-11-23 00:38:32,974 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 416 transitions. [2021-11-23 00:38:32,974 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:38:32,974 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:38:32,974 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:38:32,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:38:34,233 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 6 proven. 19 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2021-11-23 00:38:35,620 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:38:35,621 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 418 states to 157 states and 418 transitions. [2021-11-23 00:38:35,621 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 418 transitions. [2021-11-23 00:38:35,621 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:38:35,621 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:38:35,621 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:38:35,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:38:36,755 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 6 proven. 19 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2021-11-23 00:38:38,775 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:38:38,776 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 423 states to 159 states and 423 transitions. [2021-11-23 00:38:38,776 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 423 transitions. [2021-11-23 00:38:38,777 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:38:38,777 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:38:38,777 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:38:38,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:38:39,893 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 6 proven. 19 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2021-11-23 00:38:41,688 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:38:41,689 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 427 states to 161 states and 427 transitions. [2021-11-23 00:38:41,689 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 427 transitions. [2021-11-23 00:38:41,689 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:38:41,689 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:38:41,690 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:38:41,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:38:42,962 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 6 proven. 19 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2021-11-23 00:38:44,265 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:38:44,266 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 427 states to 162 states and 427 transitions. [2021-11-23 00:38:44,266 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 427 transitions. [2021-11-23 00:38:44,267 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:38:44,267 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:38:44,267 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:38:44,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:38:45,393 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 6 proven. 19 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2021-11-23 00:38:46,275 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:38:46,276 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 427 states to 163 states and 427 transitions. [2021-11-23 00:38:46,276 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 427 transitions. [2021-11-23 00:38:46,277 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-23 00:38:46,277 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:38:46,277 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:38:46,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:38:59,345 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 0 proven. 60 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:39:27,253 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:39:27,254 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 449 states to 172 states and 449 transitions. [2021-11-23 00:39:27,254 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 449 transitions. [2021-11-23 00:39:27,255 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-23 00:39:27,255 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:39:27,255 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:39:27,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:39:29,086 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 0 proven. 60 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:39:37,635 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:39:37,635 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 461 states to 177 states and 461 transitions. [2021-11-23 00:39:37,635 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 461 transitions. [2021-11-23 00:39:37,636 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-23 00:39:37,636 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:39:37,636 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:39:37,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:39:39,307 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 0 proven. 60 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:39:44,097 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:39:44,097 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 467 states to 180 states and 467 transitions. [2021-11-23 00:39:44,097 INFO L276 IsEmpty]: Start isEmpty. Operand 180 states and 467 transitions. [2021-11-23 00:39:44,098 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-23 00:39:44,098 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:39:44,098 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:39:44,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:39:45,741 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 0 proven. 60 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:39:54,903 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:39:54,903 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 494 states to 186 states and 494 transitions. [2021-11-23 00:39:54,903 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 494 transitions. [2021-11-23 00:39:54,904 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-23 00:39:54,904 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:39:54,904 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:39:54,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:39:56,258 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 6 proven. 19 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2021-11-23 00:39:57,685 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:39:57,685 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 495 states to 187 states and 495 transitions. [2021-11-23 00:39:57,685 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 495 transitions. [2021-11-23 00:39:57,686 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-23 00:39:57,686 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:39:57,686 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:39:57,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:40:00,798 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 42 proven. 34 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-23 00:40:04,638 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:40:04,639 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 497 states to 188 states and 497 transitions. [2021-11-23 00:40:04,639 INFO L276 IsEmpty]: Start isEmpty. Operand 188 states and 497 transitions. [2021-11-23 00:40:04,640 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-23 00:40:04,640 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:40:04,640 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:40:04,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:40:06,367 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 16 proven. 20 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2021-11-23 00:40:30,496 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:40:30,497 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 525 states to 202 states and 525 transitions. [2021-11-23 00:40:30,497 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 525 transitions. [2021-11-23 00:40:30,501 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-23 00:40:30,502 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:40:30,502 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:40:30,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:40:32,656 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 10 proven. 26 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2021-11-23 00:40:38,854 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:40:38,854 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 529 states to 205 states and 529 transitions. [2021-11-23 00:40:38,854 INFO L276 IsEmpty]: Start isEmpty. Operand 205 states and 529 transitions. [2021-11-23 00:40:38,855 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-23 00:40:38,855 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:40:38,855 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:40:38,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:40:40,628 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 10 proven. 26 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2021-11-23 00:40:45,850 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:40:45,851 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 536 states to 207 states and 536 transitions. [2021-11-23 00:40:45,851 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states and 536 transitions. [2021-11-23 00:40:45,852 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-23 00:40:45,852 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:40:45,852 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:40:45,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:40:47,490 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 10 proven. 26 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2021-11-23 00:40:49,537 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:40:49,538 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 541 states to 208 states and 541 transitions. [2021-11-23 00:40:49,538 INFO L276 IsEmpty]: Start isEmpty. Operand 208 states and 541 transitions. [2021-11-23 00:40:49,539 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-23 00:40:49,539 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:40:49,539 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:40:49,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:40:51,275 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 10 proven. 26 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2021-11-23 00:40:53,176 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:40:53,176 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 544 states to 209 states and 544 transitions. [2021-11-23 00:40:53,177 INFO L276 IsEmpty]: Start isEmpty. Operand 209 states and 544 transitions. [2021-11-23 00:40:53,177 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-23 00:40:53,177 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:40:53,178 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:40:53,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:40:55,011 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 10 proven. 26 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2021-11-23 00:41:01,548 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:41:01,549 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 549 states to 213 states and 549 transitions. [2021-11-23 00:41:01,549 INFO L276 IsEmpty]: Start isEmpty. Operand 213 states and 549 transitions. [2021-11-23 00:41:01,550 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-23 00:41:01,550 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:41:01,550 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:41:01,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:41:03,427 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 10 proven. 26 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2021-11-23 00:41:05,299 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:41:05,299 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 550 states to 214 states and 550 transitions. [2021-11-23 00:41:05,299 INFO L276 IsEmpty]: Start isEmpty. Operand 214 states and 550 transitions. [2021-11-23 00:41:05,300 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-23 00:41:05,300 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:41:05,300 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:41:05,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:41:07,039 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 10 proven. 26 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2021-11-23 00:41:18,052 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:41:18,053 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 570 states to 221 states and 570 transitions. [2021-11-23 00:41:18,053 INFO L276 IsEmpty]: Start isEmpty. Operand 221 states and 570 transitions. [2021-11-23 00:41:18,053 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-23 00:41:18,053 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:41:18,054 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:41:18,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:41:19,906 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 10 proven. 26 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2021-11-23 00:41:26,167 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:41:26,168 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 580 states to 225 states and 580 transitions. [2021-11-23 00:41:26,168 INFO L276 IsEmpty]: Start isEmpty. Operand 225 states and 580 transitions. [2021-11-23 00:41:26,168 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-23 00:41:26,168 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:41:26,169 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:41:26,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:41:27,902 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 10 proven. 26 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2021-11-23 00:41:29,930 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:41:29,933 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 583 states to 226 states and 583 transitions. [2021-11-23 00:41:29,933 INFO L276 IsEmpty]: Start isEmpty. Operand 226 states and 583 transitions. [2021-11-23 00:41:29,934 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-23 00:41:29,934 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:41:29,934 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:41:29,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:41:31,699 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 10 proven. 26 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2021-11-23 00:41:38,014 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:41:38,015 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 598 states to 230 states and 598 transitions. [2021-11-23 00:41:38,015 INFO L276 IsEmpty]: Start isEmpty. Operand 230 states and 598 transitions. [2021-11-23 00:41:38,015 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-23 00:41:38,015 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:41:38,016 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:41:38,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:41:39,871 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 10 proven. 26 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2021-11-23 00:41:43,675 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:41:43,675 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 608 states to 233 states and 608 transitions. [2021-11-23 00:41:43,676 INFO L276 IsEmpty]: Start isEmpty. Operand 233 states and 608 transitions. [2021-11-23 00:41:43,676 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-23 00:41:43,676 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:41:43,676 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:41:43,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:41:45,392 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 10 proven. 26 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2021-11-23 00:41:47,252 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:41:47,252 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 612 states to 234 states and 612 transitions. [2021-11-23 00:41:47,252 INFO L276 IsEmpty]: Start isEmpty. Operand 234 states and 612 transitions. [2021-11-23 00:41:47,253 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-23 00:41:47,253 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:41:47,253 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:41:47,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:41:48,922 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 10 proven. 26 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2021-11-23 00:41:52,637 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:41:52,638 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 617 states to 236 states and 617 transitions. [2021-11-23 00:41:52,638 INFO L276 IsEmpty]: Start isEmpty. Operand 236 states and 617 transitions. [2021-11-23 00:41:52,638 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-23 00:41:52,638 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:41:52,639 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:41:52,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:41:54,304 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 10 proven. 26 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2021-11-23 00:41:59,143 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:41:59,143 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 626 states to 239 states and 626 transitions. [2021-11-23 00:41:59,143 INFO L276 IsEmpty]: Start isEmpty. Operand 239 states and 626 transitions. [2021-11-23 00:41:59,144 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-23 00:41:59,144 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:41:59,144 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:41:59,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:42:00,816 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 10 proven. 26 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2021-11-23 00:42:02,731 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:42:02,731 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 626 states to 240 states and 626 transitions. [2021-11-23 00:42:02,731 INFO L276 IsEmpty]: Start isEmpty. Operand 240 states and 626 transitions. [2021-11-23 00:42:02,732 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-23 00:42:02,732 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:42:02,732 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:42:02,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:42:04,477 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 10 proven. 26 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2021-11-23 00:42:08,321 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:42:08,322 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 629 states to 242 states and 629 transitions. [2021-11-23 00:42:08,322 INFO L276 IsEmpty]: Start isEmpty. Operand 242 states and 629 transitions. [2021-11-23 00:42:08,323 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 00:42:08,323 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:42:08,323 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:42:08,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:42:34,050 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 12 proven. 72 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:43:38,477 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:43:38,477 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 683 states to 259 states and 683 transitions. [2021-11-23 00:43:38,477 INFO L276 IsEmpty]: Start isEmpty. Operand 259 states and 683 transitions. [2021-11-23 00:43:38,478 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 00:43:38,478 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:43:38,478 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:43:38,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:43:40,852 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 12 proven. 72 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:43:56,237 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:43:56,237 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 698 states to 265 states and 698 transitions. [2021-11-23 00:43:56,237 INFO L276 IsEmpty]: Start isEmpty. Operand 265 states and 698 transitions. [2021-11-23 00:43:56,238 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 00:43:56,238 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:43:56,238 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:43:56,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:43:59,050 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 12 proven. 72 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:44:13,916 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:44:13,917 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 717 states to 272 states and 717 transitions. [2021-11-23 00:44:13,917 INFO L276 IsEmpty]: Start isEmpty. Operand 272 states and 717 transitions. [2021-11-23 00:44:13,917 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 00:44:13,917 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:44:13,918 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:44:13,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:44:16,649 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 12 proven. 72 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:44:28,767 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:44:28,768 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 731 states to 277 states and 731 transitions. [2021-11-23 00:44:28,768 INFO L276 IsEmpty]: Start isEmpty. Operand 277 states and 731 transitions. [2021-11-23 00:44:28,768 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 00:44:28,768 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:44:28,768 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:44:28,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:44:31,665 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 12 proven. 72 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:44:40,861 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:44:40,862 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 739 states to 281 states and 739 transitions. [2021-11-23 00:44:40,862 INFO L276 IsEmpty]: Start isEmpty. Operand 281 states and 739 transitions. [2021-11-23 00:44:40,862 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 00:44:40,862 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:44:40,862 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:44:40,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:44:43,548 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 12 proven. 72 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:44:55,019 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:44:55,019 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 766 states to 286 states and 766 transitions. [2021-11-23 00:44:55,019 INFO L276 IsEmpty]: Start isEmpty. Operand 286 states and 766 transitions. [2021-11-23 00:44:55,020 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 00:44:55,020 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:44:55,020 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:44:55,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:44:57,644 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 12 proven. 72 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:45:03,913 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:45:03,913 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 780 states to 289 states and 780 transitions. [2021-11-23 00:45:03,913 INFO L276 IsEmpty]: Start isEmpty. Operand 289 states and 780 transitions. [2021-11-23 00:45:03,914 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 00:45:03,914 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:45:03,914 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:45:03,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:45:06,780 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 12 proven. 72 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:45:12,183 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:45:12,184 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 795 states to 292 states and 795 transitions. [2021-11-23 00:45:12,184 INFO L276 IsEmpty]: Start isEmpty. Operand 292 states and 795 transitions. [2021-11-23 00:45:12,185 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 00:45:12,185 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:45:12,185 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:45:12,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:45:14,897 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 12 proven. 72 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:45:17,298 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:45:17,299 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 801 states to 293 states and 801 transitions. [2021-11-23 00:45:17,299 INFO L276 IsEmpty]: Start isEmpty. Operand 293 states and 801 transitions. [2021-11-23 00:45:17,299 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 00:45:17,299 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:45:17,299 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:45:17,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:45:20,057 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 12 proven. 72 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:45:22,118 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:45:22,119 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 804 states to 294 states and 804 transitions. [2021-11-23 00:45:22,119 INFO L276 IsEmpty]: Start isEmpty. Operand 294 states and 804 transitions. [2021-11-23 00:45:22,119 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-11-23 00:45:22,119 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:45:22,119 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:45:22,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:45:24,803 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 22 proven. 27 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2021-11-23 00:45:52,480 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:45:52,480 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 819 states to 305 states and 819 transitions. [2021-11-23 00:45:52,480 INFO L276 IsEmpty]: Start isEmpty. Operand 305 states and 819 transitions. [2021-11-23 00:45:52,481 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-11-23 00:45:52,481 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:45:52,481 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:45:52,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:45:54,176 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 15 proven. 34 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2021-11-23 00:46:09,746 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:46:09,747 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 824 states to 310 states and 824 transitions. [2021-11-23 00:46:09,747 INFO L276 IsEmpty]: Start isEmpty. Operand 310 states and 824 transitions. [2021-11-23 00:46:09,747 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-11-23 00:46:09,747 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:46:09,748 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:46:09,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:46:15,304 INFO L134 CoverageAnalysis]: Checked inductivity of 103 backedges. 51 proven. 42 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-23 00:46:35,014 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:46:35,014 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 647 states to 252 states and 647 transitions. [2021-11-23 00:46:35,014 INFO L276 IsEmpty]: Start isEmpty. Operand 252 states and 647 transitions. [2021-11-23 00:46:35,015 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-23 00:46:35,015 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:46:35,015 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:46:35,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:46:36,679 INFO L134 CoverageAnalysis]: Checked inductivity of 98 backedges. 15 proven. 34 refuted. 0 times theorem prover too weak. 49 trivial. 0 not checked. [2021-11-23 00:46:42,580 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:46:42,581 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 650 states to 254 states and 650 transitions. [2021-11-23 00:46:42,581 INFO L276 IsEmpty]: Start isEmpty. Operand 254 states and 650 transitions. [2021-11-23 00:46:42,581 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-23 00:46:42,581 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:46:42,582 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:46:42,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:46:44,231 INFO L134 CoverageAnalysis]: Checked inductivity of 98 backedges. 15 proven. 34 refuted. 0 times theorem prover too weak. 49 trivial. 0 not checked. [2021-11-23 00:46:47,254 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:46:47,255 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 656 states to 255 states and 656 transitions. [2021-11-23 00:46:47,255 INFO L276 IsEmpty]: Start isEmpty. Operand 255 states and 656 transitions. [2021-11-23 00:46:47,256 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-23 00:46:47,256 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:46:47,256 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:46:47,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:46:49,003 INFO L134 CoverageAnalysis]: Checked inductivity of 98 backedges. 15 proven. 34 refuted. 0 times theorem prover too weak. 49 trivial. 0 not checked. [2021-11-23 00:46:51,322 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:46:51,323 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 656 states to 256 states and 656 transitions. [2021-11-23 00:46:51,323 INFO L276 IsEmpty]: Start isEmpty. Operand 256 states and 656 transitions. [2021-11-23 00:46:51,324 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-23 00:46:51,324 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:46:51,324 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:46:51,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:46:53,087 INFO L134 CoverageAnalysis]: Checked inductivity of 98 backedges. 15 proven. 34 refuted. 0 times theorem prover too weak. 49 trivial. 0 not checked. [2021-11-23 00:46:55,752 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:46:55,753 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 660 states to 257 states and 660 transitions. [2021-11-23 00:46:55,753 INFO L276 IsEmpty]: Start isEmpty. Operand 257 states and 660 transitions. [2021-11-23 00:46:55,753 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-23 00:46:55,753 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:46:55,754 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:46:55,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:46:57,407 INFO L134 CoverageAnalysis]: Checked inductivity of 98 backedges. 15 proven. 34 refuted. 0 times theorem prover too weak. 49 trivial. 0 not checked. [2021-11-23 00:47:08,473 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:47:08,473 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 662 states to 258 states and 662 transitions. [2021-11-23 00:47:08,473 INFO L276 IsEmpty]: Start isEmpty. Operand 258 states and 662 transitions. [2021-11-23 00:47:08,474 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-23 00:47:08,474 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:47:08,474 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:47:08,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:47:10,166 INFO L134 CoverageAnalysis]: Checked inductivity of 98 backedges. 15 proven. 34 refuted. 0 times theorem prover too weak. 49 trivial. 0 not checked. [2021-11-23 00:47:12,841 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:47:12,842 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 655 states to 254 states and 655 transitions. [2021-11-23 00:47:12,842 INFO L276 IsEmpty]: Start isEmpty. Operand 254 states and 655 transitions. [2021-11-23 00:47:12,842 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-11-23 00:47:12,842 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:47:12,842 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:47:12,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:47:14,489 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 15 proven. 34 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2021-11-23 00:47:21,719 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:47:21,719 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 663 states to 257 states and 663 transitions. [2021-11-23 00:47:21,719 INFO L276 IsEmpty]: Start isEmpty. Operand 257 states and 663 transitions. [2021-11-23 00:47:21,719 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-11-23 00:47:21,719 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:47:21,720 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:47:21,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:47:23,553 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 15 proven. 34 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2021-11-23 00:47:25,431 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:47:25,431 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 666 states to 258 states and 666 transitions. [2021-11-23 00:47:25,431 INFO L276 IsEmpty]: Start isEmpty. Operand 258 states and 666 transitions. [2021-11-23 00:47:25,432 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-11-23 00:47:25,432 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:47:25,432 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:47:25,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:47:27,101 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 15 proven. 34 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked.