./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/loop-zilu/benchmark22_conjunctive.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 53f42b1a Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9258255-9604-4f05-91fa-46d638467dfb/bin/ukojak-vF6T2TMglN/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9258255-9604-4f05-91fa-46d638467dfb/bin/ukojak-vF6T2TMglN/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9258255-9604-4f05-91fa-46d638467dfb/bin/ukojak-vF6T2TMglN/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9258255-9604-4f05-91fa-46d638467dfb/bin/ukojak-vF6T2TMglN/config/KojakReach.xml -i ../../sv-benchmarks/c/loop-zilu/benchmark22_conjunctive.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9258255-9604-4f05-91fa-46d638467dfb/bin/ukojak-vF6T2TMglN/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9258255-9604-4f05-91fa-46d638467dfb/bin/ukojak-vF6T2TMglN --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 6ed0b12ce7ca8412687eea32cd5c4beaf5275fff5c5bfef18c07965c0f054672 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-53f42b1 [2021-11-21 04:23:27,276 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-21 04:23:27,279 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-21 04:23:27,327 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-21 04:23:27,328 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-21 04:23:27,329 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-21 04:23:27,331 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-21 04:23:27,333 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-21 04:23:27,336 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-21 04:23:27,337 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-21 04:23:27,338 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-21 04:23:27,342 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-21 04:23:27,342 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-21 04:23:27,347 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-21 04:23:27,349 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-21 04:23:27,353 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-21 04:23:27,357 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-21 04:23:27,358 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-21 04:23:27,360 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-21 04:23:27,363 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-21 04:23:27,365 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-21 04:23:27,366 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-21 04:23:27,368 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-21 04:23:27,369 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-21 04:23:27,372 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-21 04:23:27,373 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-21 04:23:27,373 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-21 04:23:27,374 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-21 04:23:27,375 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-21 04:23:27,376 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-21 04:23:27,376 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-21 04:23:27,377 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-21 04:23:27,378 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-21 04:23:27,379 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-21 04:23:27,381 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-21 04:23:27,381 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-21 04:23:27,382 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-21 04:23:27,382 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-21 04:23:27,383 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-21 04:23:27,384 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-21 04:23:27,385 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-21 04:23:27,387 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9258255-9604-4f05-91fa-46d638467dfb/bin/ukojak-vF6T2TMglN/config/svcomp-Overflow-32bit-Kojak_Default.epf [2021-11-21 04:23:27,423 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-21 04:23:27,423 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-21 04:23:27,424 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-21 04:23:27,425 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-21 04:23:27,425 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-21 04:23:27,425 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-21 04:23:27,426 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-21 04:23:27,426 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-21 04:23:27,426 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-21 04:23:27,427 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-21 04:23:27,427 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-21 04:23:27,427 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-21 04:23:27,427 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-21 04:23:27,428 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-21 04:23:27,428 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-21 04:23:27,428 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2021-11-21 04:23:27,428 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-21 04:23:27,429 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-21 04:23:27,429 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-21 04:23:27,429 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-21 04:23:27,429 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-21 04:23:27,430 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-21 04:23:27,430 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-21 04:23:27,430 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-21 04:23:27,430 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-21 04:23:27,431 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-21 04:23:27,431 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-21 04:23:27,431 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-21 04:23:27,431 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-21 04:23:27,432 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-21 04:23:27,432 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_c9258255-9604-4f05-91fa-46d638467dfb/bin/ukojak-vF6T2TMglN/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9258255-9604-4f05-91fa-46d638467dfb/bin/ukojak-vF6T2TMglN Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6ed0b12ce7ca8412687eea32cd5c4beaf5275fff5c5bfef18c07965c0f054672 [2021-11-21 04:23:27,657 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-21 04:23:27,677 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-21 04:23:27,679 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-21 04:23:27,680 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-21 04:23:27,681 INFO L275 PluginConnector]: CDTParser initialized [2021-11-21 04:23:27,682 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9258255-9604-4f05-91fa-46d638467dfb/bin/ukojak-vF6T2TMglN/../../sv-benchmarks/c/loop-zilu/benchmark22_conjunctive.i [2021-11-21 04:23:27,753 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9258255-9604-4f05-91fa-46d638467dfb/bin/ukojak-vF6T2TMglN/data/b6b583dd0/c6043fffe0814ec6902459bc11b20076/FLAG00897bf27 [2021-11-21 04:23:28,192 INFO L306 CDTParser]: Found 1 translation units. [2021-11-21 04:23:28,193 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9258255-9604-4f05-91fa-46d638467dfb/sv-benchmarks/c/loop-zilu/benchmark22_conjunctive.i [2021-11-21 04:23:28,198 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9258255-9604-4f05-91fa-46d638467dfb/bin/ukojak-vF6T2TMglN/data/b6b583dd0/c6043fffe0814ec6902459bc11b20076/FLAG00897bf27 [2021-11-21 04:23:28,579 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9258255-9604-4f05-91fa-46d638467dfb/bin/ukojak-vF6T2TMglN/data/b6b583dd0/c6043fffe0814ec6902459bc11b20076 [2021-11-21 04:23:28,581 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-21 04:23:28,582 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-21 04:23:28,584 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-21 04:23:28,584 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-21 04:23:28,587 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-21 04:23:28,588 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 04:23:28" (1/1) ... [2021-11-21 04:23:28,589 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3d2077de and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:23:28, skipping insertion in model container [2021-11-21 04:23:28,589 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 04:23:28" (1/1) ... [2021-11-21 04:23:28,596 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-21 04:23:28,609 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-21 04:23:28,784 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_c9258255-9604-4f05-91fa-46d638467dfb/sv-benchmarks/c/loop-zilu/benchmark22_conjunctive.i[873,886] [2021-11-21 04:23:28,791 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-21 04:23:28,798 INFO L203 MainTranslator]: Completed pre-run [2021-11-21 04:23:28,811 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_c9258255-9604-4f05-91fa-46d638467dfb/sv-benchmarks/c/loop-zilu/benchmark22_conjunctive.i[873,886] [2021-11-21 04:23:28,814 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-21 04:23:28,827 INFO L208 MainTranslator]: Completed translation [2021-11-21 04:23:28,827 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:23:28 WrapperNode [2021-11-21 04:23:28,827 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-21 04:23:28,829 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-21 04:23:28,829 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-21 04:23:28,829 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-21 04:23:28,836 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:23:28" (1/1) ... [2021-11-21 04:23:28,843 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:23:28" (1/1) ... [2021-11-21 04:23:28,860 INFO L137 Inliner]: procedures = 15, calls = 7, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 38 [2021-11-21 04:23:28,860 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-21 04:23:28,861 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-21 04:23:28,861 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-21 04:23:28,861 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-21 04:23:28,869 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:23:28" (1/1) ... [2021-11-21 04:23:28,869 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:23:28" (1/1) ... [2021-11-21 04:23:28,870 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:23:28" (1/1) ... [2021-11-21 04:23:28,871 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:23:28" (1/1) ... [2021-11-21 04:23:28,873 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:23:28" (1/1) ... [2021-11-21 04:23:28,876 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:23:28" (1/1) ... [2021-11-21 04:23:28,877 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:23:28" (1/1) ... [2021-11-21 04:23:28,879 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-21 04:23:28,880 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-21 04:23:28,880 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-21 04:23:28,880 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-21 04:23:28,881 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:23:28" (1/1) ... [2021-11-21 04:23:28,888 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-21 04:23:28,898 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9258255-9604-4f05-91fa-46d638467dfb/bin/ukojak-vF6T2TMglN/z3 [2021-11-21 04:23:28,911 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9258255-9604-4f05-91fa-46d638467dfb/bin/ukojak-vF6T2TMglN/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-21 04:23:28,923 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9258255-9604-4f05-91fa-46d638467dfb/bin/ukojak-vF6T2TMglN/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-21 04:23:28,960 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-21 04:23:28,961 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-21 04:23:28,961 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-21 04:23:28,962 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-21 04:23:29,012 INFO L236 CfgBuilder]: Building ICFG [2021-11-21 04:23:29,014 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-21 04:23:29,118 INFO L277 CfgBuilder]: Performing block encoding [2021-11-21 04:23:29,139 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-21 04:23:29,139 INFO L301 CfgBuilder]: Removed 1 assume(true) statements. [2021-11-21 04:23:29,142 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 04:23:29 BoogieIcfgContainer [2021-11-21 04:23:29,142 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-21 04:23:29,143 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-21 04:23:29,143 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-21 04:23:29,153 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-21 04:23:29,154 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 04:23:29" (1/1) ... [2021-11-21 04:23:29,163 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-21 04:23:29,211 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:23:29,217 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 13 states and 14 transitions. [2021-11-21 04:23:29,218 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 14 transitions. [2021-11-21 04:23:29,220 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-21 04:23:29,221 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:23:29,222 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:23:29,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:23:29,417 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 04:23:29,462 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:23:29,463 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 15 states and 18 transitions. [2021-11-21 04:23:29,463 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 18 transitions. [2021-11-21 04:23:29,463 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2021-11-21 04:23:29,463 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:23:29,464 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:23:29,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:23:29,498 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 04:23:29,564 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:23:29,565 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 18 states and 23 transitions. [2021-11-21 04:23:29,565 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 23 transitions. [2021-11-21 04:23:29,565 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2021-11-21 04:23:29,566 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:23:29,566 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:23:29,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:23:29,640 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 04:23:29,864 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:23:29,865 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 22 states and 30 transitions. [2021-11-21 04:23:29,865 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 30 transitions. [2021-11-21 04:23:29,868 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2021-11-21 04:23:29,868 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:23:29,868 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:23:29,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:23:29,971 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 04:23:30,242 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:23:30,243 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 27 states and 40 transitions. [2021-11-21 04:23:30,243 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 40 transitions. [2021-11-21 04:23:30,244 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2021-11-21 04:23:30,244 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:23:30,244 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:23:30,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:23:30,391 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 04:23:30,810 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:23:30,811 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 32 states and 50 transitions. [2021-11-21 04:23:30,811 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 50 transitions. [2021-11-21 04:23:30,812 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-11-21 04:23:30,812 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:23:30,812 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:23:30,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:23:30,915 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 04:23:31,232 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:23:31,233 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 34 states and 52 transitions. [2021-11-21 04:23:31,233 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 52 transitions. [2021-11-21 04:23:31,234 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-11-21 04:23:31,234 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:23:31,234 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:23:31,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:23:31,315 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 04:23:31,746 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:23:31,747 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 39 states and 62 transitions. [2021-11-21 04:23:31,747 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 62 transitions. [2021-11-21 04:23:31,747 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-11-21 04:23:31,748 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:23:31,748 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:23:31,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:23:31,817 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 04:23:31,977 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:23:31,978 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 41 states and 64 transitions. [2021-11-21 04:23:31,978 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 64 transitions. [2021-11-21 04:23:31,979 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-21 04:23:31,979 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:23:31,979 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:23:31,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:23:32,216 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 04:23:32,891 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:23:32,891 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 46 states and 76 transitions. [2021-11-21 04:23:32,892 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 76 transitions. [2021-11-21 04:23:32,892 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-21 04:23:32,893 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:23:32,893 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:23:32,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:23:33,152 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 04:23:33,680 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:23:33,681 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 48 states and 78 transitions. [2021-11-21 04:23:33,681 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 78 transitions. [2021-11-21 04:23:33,683 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 04:23:33,684 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:23:33,684 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:23:33,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:23:33,804 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 04:23:34,425 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:23:34,426 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 53 states and 90 transitions. [2021-11-21 04:23:34,426 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 90 transitions. [2021-11-21 04:23:34,427 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-21 04:23:34,427 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:23:34,427 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:23:34,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:23:34,564 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 04:23:34,958 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:23:34,959 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 56 states and 93 transitions. [2021-11-21 04:23:34,959 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 93 transitions. [2021-11-21 04:23:34,960 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-11-21 04:23:34,960 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:23:34,961 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:23:34,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:23:35,321 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 04:23:36,250 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:23:36,251 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 61 states and 107 transitions. [2021-11-21 04:23:36,251 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 107 transitions. [2021-11-21 04:23:36,252 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-21 04:23:36,252 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:23:36,252 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:23:36,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:23:36,665 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 04:23:37,678 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:23:37,683 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 66 states and 112 transitions. [2021-11-21 04:23:37,684 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 112 transitions. [2021-11-21 04:23:37,684 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-21 04:23:37,685 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:23:37,685 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:23:37,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:23:37,805 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 27 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 04:23:38,693 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:23:38,694 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 126 states to 71 states and 126 transitions. [2021-11-21 04:23:38,694 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 126 transitions. [2021-11-21 04:23:38,695 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-21 04:23:38,695 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:23:38,695 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:23:38,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:23:38,869 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 04:23:39,299 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:23:39,299 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 74 states and 129 transitions. [2021-11-21 04:23:39,301 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 129 transitions. [2021-11-21 04:23:39,302 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-21 04:23:39,302 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:23:39,302 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:23:39,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:23:39,928 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 0 proven. 38 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 04:23:41,291 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:23:41,292 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145 states to 79 states and 145 transitions. [2021-11-21 04:23:41,292 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 145 transitions. [2021-11-21 04:23:41,293 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 04:23:41,293 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:23:41,293 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:23:41,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:23:41,925 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 0 proven. 42 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 04:23:43,367 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:23:43,368 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 151 states to 84 states and 151 transitions. [2021-11-21 04:23:43,368 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 151 transitions. [2021-11-21 04:23:43,368 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-21 04:23:43,369 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:23:43,370 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:23:43,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:23:43,560 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 0 proven. 46 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 04:23:44,650 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:23:44,651 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 168 states to 89 states and 168 transitions. [2021-11-21 04:23:44,651 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 168 transitions. [2021-11-21 04:23:44,652 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-21 04:23:44,652 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:23:44,652 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:23:44,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:23:44,916 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 50 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 04:23:45,423 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:23:45,424 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 171 states to 92 states and 171 transitions. [2021-11-21 04:23:45,424 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 171 transitions. [2021-11-21 04:23:45,425 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-21 04:23:45,425 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:23:45,425 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:23:45,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:23:46,298 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 0 proven. 60 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 04:23:48,158 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:23:48,159 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 189 states to 97 states and 189 transitions. [2021-11-21 04:23:48,159 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 189 transitions. [2021-11-21 04:23:48,160 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-21 04:23:48,160 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:23:48,160 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:23:48,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:23:49,298 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 0 proven. 65 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 04:23:51,192 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:23:51,192 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 195 states to 102 states and 195 transitions. [2021-11-21 04:23:51,192 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 195 transitions. [2021-11-21 04:23:51,193 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-21 04:23:51,193 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:23:51,193 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:23:51,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:23:51,386 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 0 proven. 70 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 04:23:52,571 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:23:52,572 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 214 states to 107 states and 214 transitions. [2021-11-21 04:23:52,572 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 214 transitions. [2021-11-21 04:23:52,572 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-21 04:23:52,572 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:23:52,573 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:23:52,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:23:53,032 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 75 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 04:23:53,630 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:23:53,631 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 217 states to 110 states and 217 transitions. [2021-11-21 04:23:53,631 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 217 transitions. [2021-11-21 04:23:53,632 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-21 04:23:53,632 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:23:53,632 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:23:53,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:23:55,036 INFO L134 CoverageAnalysis]: Checked inductivity of 87 backedges. 0 proven. 87 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 04:23:57,451 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:23:57,451 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 237 states to 115 states and 237 transitions. [2021-11-21 04:23:57,451 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 237 transitions. [2021-11-21 04:23:57,452 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-11-21 04:23:57,452 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:23:57,452 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:23:57,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:23:58,852 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 0 proven. 93 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 04:24:01,358 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:24:01,358 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 243 states to 120 states and 243 transitions. [2021-11-21 04:24:01,359 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 243 transitions. [2021-11-21 04:24:01,359 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-21 04:24:01,359 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:24:01,359 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:24:01,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:24:01,586 INFO L134 CoverageAnalysis]: Checked inductivity of 99 backedges. 0 proven. 99 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 04:24:02,952 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:24:02,953 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 264 states to 125 states and 264 transitions. [2021-11-21 04:24:02,953 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 264 transitions. [2021-11-21 04:24:02,954 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-11-21 04:24:02,954 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:24:02,954 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:24:02,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:24:03,687 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 105 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 04:24:04,508 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:24:04,509 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 267 states to 128 states and 267 transitions. [2021-11-21 04:24:04,509 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 267 transitions. [2021-11-21 04:24:04,510 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-11-21 04:24:04,510 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:24:04,510 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:24:04,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:24:06,364 INFO L134 CoverageAnalysis]: Checked inductivity of 119 backedges. 0 proven. 119 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 04:24:09,659 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:24:09,660 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 289 states to 133 states and 289 transitions. [2021-11-21 04:24:09,660 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 289 transitions. [2021-11-21 04:24:09,660 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-21 04:24:09,661 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:24:09,661 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:24:09,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:24:11,521 INFO L134 CoverageAnalysis]: Checked inductivity of 126 backedges. 0 proven. 126 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 04:24:14,751 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:24:14,752 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 295 states to 138 states and 295 transitions. [2021-11-21 04:24:14,752 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 295 transitions. [2021-11-21 04:24:14,753 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-21 04:24:14,753 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:24:14,753 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:24:14,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:24:15,015 INFO L134 CoverageAnalysis]: Checked inductivity of 133 backedges. 0 proven. 133 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 04:24:16,627 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:24:16,627 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 318 states to 143 states and 318 transitions. [2021-11-21 04:24:16,628 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 318 transitions. [2021-11-21 04:24:16,628 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-21 04:24:16,628 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:24:16,629 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:24:16,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:24:17,355 INFO L134 CoverageAnalysis]: Checked inductivity of 140 backedges. 140 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 04:24:18,275 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:24:18,276 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 321 states to 146 states and 321 transitions. [2021-11-21 04:24:18,276 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 321 transitions. [2021-11-21 04:24:18,276 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-11-21 04:24:18,276 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:24:18,277 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:24:18,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:24:20,657 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 0 proven. 156 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 04:24:24,518 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:24:24,519 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 345 states to 151 states and 345 transitions. [2021-11-21 04:24:24,519 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 345 transitions. [2021-11-21 04:24:24,520 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-11-21 04:24:24,520 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:24:24,520 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:24:24,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:24:26,945 INFO L134 CoverageAnalysis]: Checked inductivity of 164 backedges. 0 proven. 164 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 04:24:30,914 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:24:30,915 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 351 states to 156 states and 351 transitions. [2021-11-21 04:24:30,915 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 351 transitions. [2021-11-21 04:24:30,915 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-11-21 04:24:30,916 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:24:30,916 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:24:30,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:24:31,264 INFO L134 CoverageAnalysis]: Checked inductivity of 172 backedges. 0 proven. 172 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 04:24:33,162 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:24:33,163 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 376 states to 161 states and 376 transitions. [2021-11-21 04:24:33,163 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 376 transitions. [2021-11-21 04:24:33,164 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-21 04:24:33,164 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:24:33,164 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:24:33,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:24:34,121 INFO L134 CoverageAnalysis]: Checked inductivity of 180 backedges. 180 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 04:24:35,164 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:24:35,165 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 379 states to 164 states and 379 transitions. [2021-11-21 04:24:35,165 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 379 transitions. [2021-11-21 04:24:35,166 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-21 04:24:35,166 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:24:35,166 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:24:35,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:24:38,057 INFO L134 CoverageAnalysis]: Checked inductivity of 198 backedges. 0 proven. 198 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 04:24:42,727 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:24:42,727 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 405 states to 169 states and 405 transitions. [2021-11-21 04:24:42,728 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 405 transitions. [2021-11-21 04:24:42,728 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-21 04:24:42,728 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:24:42,729 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:24:42,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:24:45,856 INFO L134 CoverageAnalysis]: Checked inductivity of 207 backedges. 0 proven. 207 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 04:24:50,728 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:24:50,729 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 411 states to 174 states and 411 transitions. [2021-11-21 04:24:50,730 INFO L276 IsEmpty]: Start isEmpty. Operand 174 states and 411 transitions. [2021-11-21 04:24:50,730 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-21 04:24:50,730 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:24:50,731 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:24:50,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:24:51,152 INFO L134 CoverageAnalysis]: Checked inductivity of 216 backedges. 0 proven. 216 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 04:24:53,247 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:24:53,247 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 438 states to 179 states and 438 transitions. [2021-11-21 04:24:53,247 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 438 transitions. [2021-11-21 04:24:53,248 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-21 04:24:53,248 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:24:53,249 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:24:53,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:24:54,462 INFO L134 CoverageAnalysis]: Checked inductivity of 225 backedges. 225 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 04:24:55,570 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:24:55,570 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 441 states to 182 states and 441 transitions. [2021-11-21 04:24:55,570 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 441 transitions. [2021-11-21 04:24:55,571 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-11-21 04:24:55,571 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:24:55,571 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:24:55,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:24:59,256 INFO L134 CoverageAnalysis]: Checked inductivity of 245 backedges. 0 proven. 245 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 04:25:04,734 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:25:04,735 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 469 states to 187 states and 469 transitions. [2021-11-21 04:25:04,735 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 469 transitions. [2021-11-21 04:25:04,736 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-11-21 04:25:04,736 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:25:04,736 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:25:04,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:25:08,826 INFO L134 CoverageAnalysis]: Checked inductivity of 255 backedges. 0 proven. 255 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 04:25:14,581 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:25:14,582 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 475 states to 192 states and 475 transitions. [2021-11-21 04:25:14,582 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 475 transitions. [2021-11-21 04:25:14,583 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2021-11-21 04:25:14,583 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:25:14,583 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:25:14,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:25:15,037 INFO L134 CoverageAnalysis]: Checked inductivity of 265 backedges. 0 proven. 265 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 04:25:17,426 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:25:17,426 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 504 states to 197 states and 504 transitions. [2021-11-21 04:25:17,427 INFO L276 IsEmpty]: Start isEmpty. Operand 197 states and 504 transitions. [2021-11-21 04:25:17,427 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2021-11-21 04:25:17,427 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:25:17,427 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:25:17,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:25:18,928 INFO L134 CoverageAnalysis]: Checked inductivity of 275 backedges. 275 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 04:25:20,056 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:25:20,057 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 507 states to 200 states and 507 transitions. [2021-11-21 04:25:20,057 INFO L276 IsEmpty]: Start isEmpty. Operand 200 states and 507 transitions. [2021-11-21 04:25:20,057 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2021-11-21 04:25:20,057 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:25:20,058 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:25:20,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:25:24,544 INFO L134 CoverageAnalysis]: Checked inductivity of 297 backedges. 0 proven. 297 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 04:25:31,085 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:25:31,086 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 537 states to 205 states and 537 transitions. [2021-11-21 04:25:31,086 INFO L276 IsEmpty]: Start isEmpty. Operand 205 states and 537 transitions. [2021-11-21 04:25:31,086 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-11-21 04:25:31,087 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:25:31,087 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:25:31,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:25:35,940 INFO L134 CoverageAnalysis]: Checked inductivity of 308 backedges. 0 proven. 308 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 04:25:42,683 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:25:42,684 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 543 states to 210 states and 543 transitions. [2021-11-21 04:25:42,684 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states and 543 transitions. [2021-11-21 04:25:42,685 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2021-11-21 04:25:42,685 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:25:42,685 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:25:42,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:25:43,180 INFO L134 CoverageAnalysis]: Checked inductivity of 319 backedges. 0 proven. 319 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 04:25:45,933 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:25:45,933 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 574 states to 215 states and 574 transitions. [2021-11-21 04:25:45,934 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states and 574 transitions. [2021-11-21 04:25:45,934 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-11-21 04:25:45,934 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:25:45,935 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:25:45,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:25:48,159 INFO L134 CoverageAnalysis]: Checked inductivity of 330 backedges. 330 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 04:25:49,400 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:25:49,401 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 577 states to 218 states and 577 transitions. [2021-11-21 04:25:49,401 INFO L276 IsEmpty]: Start isEmpty. Operand 218 states and 577 transitions. [2021-11-21 04:25:49,401 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-11-21 04:25:49,401 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:25:49,401 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:25:49,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:25:54,941 INFO L134 CoverageAnalysis]: Checked inductivity of 354 backedges. 0 proven. 354 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 04:26:02,905 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:26:02,906 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 609 states to 223 states and 609 transitions. [2021-11-21 04:26:02,906 INFO L276 IsEmpty]: Start isEmpty. Operand 223 states and 609 transitions. [2021-11-21 04:26:02,907 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-11-21 04:26:02,907 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:26:02,907 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:26:02,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:26:08,581 INFO L134 CoverageAnalysis]: Checked inductivity of 366 backedges. 0 proven. 366 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 04:26:16,427 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:26:16,428 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 615 states to 228 states and 615 transitions. [2021-11-21 04:26:16,428 INFO L276 IsEmpty]: Start isEmpty. Operand 228 states and 615 transitions. [2021-11-21 04:26:16,428 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2021-11-21 04:26:16,428 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:26:16,428 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:26:16,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:26:17,075 INFO L134 CoverageAnalysis]: Checked inductivity of 378 backedges. 0 proven. 378 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 04:26:19,908 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:26:19,909 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 648 states to 233 states and 648 transitions. [2021-11-21 04:26:19,909 INFO L276 IsEmpty]: Start isEmpty. Operand 233 states and 648 transitions. [2021-11-21 04:26:19,910 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2021-11-21 04:26:19,910 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:26:19,910 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:26:19,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:26:22,163 INFO L134 CoverageAnalysis]: Checked inductivity of 390 backedges. 390 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 04:26:23,685 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:26:23,685 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 651 states to 236 states and 651 transitions. [2021-11-21 04:26:23,686 INFO L276 IsEmpty]: Start isEmpty. Operand 236 states and 651 transitions. [2021-11-21 04:26:23,686 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2021-11-21 04:26:23,686 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:26:23,687 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:26:23,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:26:30,220 INFO L134 CoverageAnalysis]: Checked inductivity of 416 backedges. 0 proven. 416 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 04:26:39,366 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:26:39,369 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 685 states to 241 states and 685 transitions. [2021-11-21 04:26:39,370 INFO L276 IsEmpty]: Start isEmpty. Operand 241 states and 685 transitions. [2021-11-21 04:26:39,370 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2021-11-21 04:26:39,371 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:26:39,371 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:26:39,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:26:46,368 INFO L134 CoverageAnalysis]: Checked inductivity of 429 backedges. 0 proven. 429 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 04:26:55,964 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:26:55,965 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 691 states to 246 states and 691 transitions. [2021-11-21 04:26:55,965 INFO L276 IsEmpty]: Start isEmpty. Operand 246 states and 691 transitions. [2021-11-21 04:26:55,966 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2021-11-21 04:26:55,966 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:26:55,966 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:26:55,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:26:56,472 INFO L134 CoverageAnalysis]: Checked inductivity of 442 backedges. 0 proven. 442 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 04:26:59,568 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:26:59,569 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 726 states to 251 states and 726 transitions. [2021-11-21 04:26:59,569 INFO L276 IsEmpty]: Start isEmpty. Operand 251 states and 726 transitions. [2021-11-21 04:26:59,569 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2021-11-21 04:26:59,569 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:26:59,570 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:26:59,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:27:02,378 INFO L134 CoverageAnalysis]: Checked inductivity of 455 backedges. 455 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 04:27:03,936 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:27:03,936 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 729 states to 254 states and 729 transitions. [2021-11-21 04:27:03,937 INFO L276 IsEmpty]: Start isEmpty. Operand 254 states and 729 transitions. [2021-11-21 04:27:03,937 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2021-11-21 04:27:03,937 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:27:03,938 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:27:03,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:27:11,735 INFO L134 CoverageAnalysis]: Checked inductivity of 483 backedges. 0 proven. 483 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 04:27:22,613 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:27:22,613 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 765 states to 259 states and 765 transitions. [2021-11-21 04:27:22,614 INFO L276 IsEmpty]: Start isEmpty. Operand 259 states and 765 transitions. [2021-11-21 04:27:22,614 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2021-11-21 04:27:22,614 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:27:22,614 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:27:22,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:27:30,607 INFO L134 CoverageAnalysis]: Checked inductivity of 497 backedges. 0 proven. 497 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 04:27:41,575 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:27:41,578 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 771 states to 264 states and 771 transitions. [2021-11-21 04:27:41,578 INFO L276 IsEmpty]: Start isEmpty. Operand 264 states and 771 transitions. [2021-11-21 04:27:41,578 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2021-11-21 04:27:41,579 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:27:41,579 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:27:41,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:27:42,099 INFO L134 CoverageAnalysis]: Checked inductivity of 511 backedges. 0 proven. 511 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 04:27:45,604 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:27:45,604 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 808 states to 269 states and 808 transitions. [2021-11-21 04:27:45,604 INFO L276 IsEmpty]: Start isEmpty. Operand 269 states and 808 transitions. [2021-11-21 04:27:45,605 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2021-11-21 04:27:45,605 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:27:45,605 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:27:45,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:27:48,679 INFO L134 CoverageAnalysis]: Checked inductivity of 525 backedges. 525 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 04:27:50,458 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:27:50,458 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 811 states to 272 states and 811 transitions. [2021-11-21 04:27:50,458 INFO L276 IsEmpty]: Start isEmpty. Operand 272 states and 811 transitions. [2021-11-21 04:27:50,459 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2021-11-21 04:27:50,459 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:27:50,459 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:27:50,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:27:59,274 INFO L134 CoverageAnalysis]: Checked inductivity of 555 backedges. 0 proven. 555 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 04:28:11,185 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:28:11,185 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 849 states to 277 states and 849 transitions. [2021-11-21 04:28:11,185 INFO L276 IsEmpty]: Start isEmpty. Operand 277 states and 849 transitions. [2021-11-21 04:28:11,186 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2021-11-21 04:28:11,186 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:28:11,186 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:28:11,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:28:20,427 INFO L134 CoverageAnalysis]: Checked inductivity of 570 backedges. 0 proven. 570 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 04:28:32,800 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:28:32,800 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 855 states to 282 states and 855 transitions. [2021-11-21 04:28:32,800 INFO L276 IsEmpty]: Start isEmpty. Operand 282 states and 855 transitions. [2021-11-21 04:28:32,801 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2021-11-21 04:28:32,801 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:28:32,801 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:28:32,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:28:33,349 INFO L134 CoverageAnalysis]: Checked inductivity of 585 backedges. 0 proven. 585 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 04:28:37,181 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:28:37,182 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 894 states to 287 states and 894 transitions. [2021-11-21 04:28:37,182 INFO L276 IsEmpty]: Start isEmpty. Operand 287 states and 894 transitions. [2021-11-21 04:28:37,183 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2021-11-21 04:28:37,183 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:28:37,183 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:28:37,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:28:40,753 INFO L134 CoverageAnalysis]: Checked inductivity of 600 backedges. 600 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 04:28:42,625 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:28:42,626 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 897 states to 290 states and 897 transitions. [2021-11-21 04:28:42,626 INFO L276 IsEmpty]: Start isEmpty. Operand 290 states and 897 transitions. [2021-11-21 04:28:42,627 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2021-11-21 04:28:42,627 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:28:42,627 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:28:42,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:28:53,112 INFO L134 CoverageAnalysis]: Checked inductivity of 632 backedges. 0 proven. 632 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 04:29:06,783 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:29:06,783 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 937 states to 295 states and 937 transitions. [2021-11-21 04:29:06,783 INFO L276 IsEmpty]: Start isEmpty. Operand 295 states and 937 transitions. [2021-11-21 04:29:06,784 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2021-11-21 04:29:06,784 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:29:06,785 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:29:06,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:29:17,798 INFO L134 CoverageAnalysis]: Checked inductivity of 648 backedges. 0 proven. 648 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 04:29:31,845 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:29:31,846 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 943 states to 300 states and 943 transitions. [2021-11-21 04:29:31,846 INFO L276 IsEmpty]: Start isEmpty. Operand 300 states and 943 transitions. [2021-11-21 04:29:31,847 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2021-11-21 04:29:31,847 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:29:31,847 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:29:31,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:29:32,606 INFO L134 CoverageAnalysis]: Checked inductivity of 664 backedges. 0 proven. 664 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 04:29:36,610 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:29:36,611 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 984 states to 305 states and 984 transitions. [2021-11-21 04:29:36,611 INFO L276 IsEmpty]: Start isEmpty. Operand 305 states and 984 transitions. [2021-11-21 04:29:36,611 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2021-11-21 04:29:36,611 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:29:36,612 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:29:36,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:29:40,733 INFO L134 CoverageAnalysis]: Checked inductivity of 680 backedges. 680 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 04:29:42,786 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:29:42,787 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 987 states to 308 states and 987 transitions. [2021-11-21 04:29:42,787 INFO L276 IsEmpty]: Start isEmpty. Operand 308 states and 987 transitions. [2021-11-21 04:29:42,787 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2021-11-21 04:29:42,787 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:29:42,787 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:29:42,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:29:54,519 INFO L134 CoverageAnalysis]: Checked inductivity of 714 backedges. 0 proven. 714 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 04:30:10,648 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:30:10,648 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1029 states to 313 states and 1029 transitions. [2021-11-21 04:30:10,648 INFO L276 IsEmpty]: Start isEmpty. Operand 313 states and 1029 transitions. [2021-11-21 04:30:10,649 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2021-11-21 04:30:10,649 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:30:10,649 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:30:10,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:30:23,845 INFO L134 CoverageAnalysis]: Checked inductivity of 731 backedges. 0 proven. 731 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 04:30:40,508 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:30:40,509 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1035 states to 318 states and 1035 transitions. [2021-11-21 04:30:40,509 INFO L276 IsEmpty]: Start isEmpty. Operand 318 states and 1035 transitions. [2021-11-21 04:30:40,510 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2021-11-21 04:30:40,510 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:30:40,510 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:30:40,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:30:41,207 INFO L134 CoverageAnalysis]: Checked inductivity of 748 backedges. 0 proven. 748 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 04:30:45,674 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:30:45,675 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1078 states to 323 states and 1078 transitions. [2021-11-21 04:30:45,675 INFO L276 IsEmpty]: Start isEmpty. Operand 323 states and 1078 transitions. [2021-11-21 04:30:45,676 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2021-11-21 04:30:45,676 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:30:45,676 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:30:45,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:30:50,867 INFO L134 CoverageAnalysis]: Checked inductivity of 765 backedges. 765 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 04:30:53,262 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:30:53,263 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1081 states to 326 states and 1081 transitions. [2021-11-21 04:30:53,263 INFO L276 IsEmpty]: Start isEmpty. Operand 326 states and 1081 transitions. [2021-11-21 04:30:53,263 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2021-11-21 04:30:53,263 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:30:53,264 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:30:53,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:31:07,104 INFO L134 CoverageAnalysis]: Checked inductivity of 801 backedges. 0 proven. 801 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 04:31:24,861 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:31:24,862 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1125 states to 331 states and 1125 transitions. [2021-11-21 04:31:24,862 INFO L276 IsEmpty]: Start isEmpty. Operand 331 states and 1125 transitions. [2021-11-21 04:31:24,862 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2021-11-21 04:31:24,862 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:31:24,863 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:31:24,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:31:39,413 INFO L134 CoverageAnalysis]: Checked inductivity of 819 backedges. 0 proven. 819 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 04:31:57,720 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:31:57,720 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1131 states to 336 states and 1131 transitions. [2021-11-21 04:31:57,720 INFO L276 IsEmpty]: Start isEmpty. Operand 336 states and 1131 transitions. [2021-11-21 04:31:57,721 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2021-11-21 04:31:57,721 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:31:57,721 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:31:57,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:31:58,479 INFO L134 CoverageAnalysis]: Checked inductivity of 837 backedges. 0 proven. 837 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 04:32:03,478 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:32:03,478 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1176 states to 341 states and 1176 transitions. [2021-11-21 04:32:03,479 INFO L276 IsEmpty]: Start isEmpty. Operand 341 states and 1176 transitions. [2021-11-21 04:32:03,479 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2021-11-21 04:32:03,479 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:32:03,479 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:32:03,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:32:09,080 INFO L134 CoverageAnalysis]: Checked inductivity of 855 backedges. 855 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 04:32:11,430 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:32:11,431 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1179 states to 344 states and 1179 transitions. [2021-11-21 04:32:11,431 INFO L276 IsEmpty]: Start isEmpty. Operand 344 states and 1179 transitions. [2021-11-21 04:32:11,431 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2021-11-21 04:32:11,431 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:32:11,431 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:32:11,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:32:27,000 INFO L134 CoverageAnalysis]: Checked inductivity of 893 backedges. 0 proven. 893 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 04:32:47,096 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:32:47,097 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1225 states to 349 states and 1225 transitions. [2021-11-21 04:32:47,097 INFO L276 IsEmpty]: Start isEmpty. Operand 349 states and 1225 transitions. [2021-11-21 04:32:47,097 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2021-11-21 04:32:47,097 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:32:47,097 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:32:47,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:33:03,322 INFO L134 CoverageAnalysis]: Checked inductivity of 912 backedges. 0 proven. 912 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 04:33:24,401 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:33:24,402 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1231 states to 354 states and 1231 transitions. [2021-11-21 04:33:24,402 INFO L276 IsEmpty]: Start isEmpty. Operand 354 states and 1231 transitions. [2021-11-21 04:33:24,402 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2021-11-21 04:33:24,402 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:33:24,403 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:33:24,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:33:25,136 INFO L134 CoverageAnalysis]: Checked inductivity of 931 backedges. 0 proven. 931 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 04:33:30,396 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:33:30,397 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1278 states to 359 states and 1278 transitions. [2021-11-21 04:33:30,397 INFO L276 IsEmpty]: Start isEmpty. Operand 359 states and 1278 transitions. [2021-11-21 04:33:30,397 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2021-11-21 04:33:30,397 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:33:30,398 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:33:30,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:33:36,799 INFO L134 CoverageAnalysis]: Checked inductivity of 950 backedges. 950 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 04:33:39,337 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:33:39,338 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1281 states to 362 states and 1281 transitions. [2021-11-21 04:33:39,338 INFO L276 IsEmpty]: Start isEmpty. Operand 362 states and 1281 transitions. [2021-11-21 04:33:39,338 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2021-11-21 04:33:39,339 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:33:39,339 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:33:39,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:33:57,102 INFO L134 CoverageAnalysis]: Checked inductivity of 990 backedges. 0 proven. 990 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.