./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec2_product39.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version aef121e0 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b58038df-04c4-4d71-a3b0-19fab2f8a621/bin/ukojak-LBtLqBUTdQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b58038df-04c4-4d71-a3b0-19fab2f8a621/bin/ukojak-LBtLqBUTdQ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b58038df-04c4-4d71-a3b0-19fab2f8a621/bin/ukojak-LBtLqBUTdQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b58038df-04c4-4d71-a3b0-19fab2f8a621/bin/ukojak-LBtLqBUTdQ/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec2_product39.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b58038df-04c4-4d71-a3b0-19fab2f8a621/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b58038df-04c4-4d71-a3b0-19fab2f8a621/bin/ukojak-LBtLqBUTdQ --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash faabc130c8aadbb7390121b68f1c41e161e50da9443e348cb1c3db1c45e9e0cb --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-23 01:32:22,461 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 01:32:22,464 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 01:32:22,504 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 01:32:22,504 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 01:32:22,506 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 01:32:22,507 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 01:32:22,509 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 01:32:22,511 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 01:32:22,512 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 01:32:22,514 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 01:32:22,515 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 01:32:22,516 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 01:32:22,517 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 01:32:22,518 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 01:32:22,520 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 01:32:22,521 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 01:32:22,522 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 01:32:22,525 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 01:32:22,527 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 01:32:22,529 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 01:32:22,531 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 01:32:22,532 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 01:32:22,533 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 01:32:22,537 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 01:32:22,537 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 01:32:22,538 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 01:32:22,539 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 01:32:22,539 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 01:32:22,540 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 01:32:22,541 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 01:32:22,543 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 01:32:22,544 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 01:32:22,548 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 01:32:22,549 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 01:32:22,550 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 01:32:22,551 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 01:32:22,552 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 01:32:22,553 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 01:32:22,554 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 01:32:22,555 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 01:32:22,556 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b58038df-04c4-4d71-a3b0-19fab2f8a621/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 01:32:22,589 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 01:32:22,590 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 01:32:22,590 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 01:32:22,591 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 01:32:22,591 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 01:32:22,592 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 01:32:22,592 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 01:32:22,592 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 01:32:22,592 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 01:32:22,592 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 01:32:22,593 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 01:32:22,593 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 01:32:22,593 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 01:32:22,593 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 01:32:22,594 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 01:32:22,594 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 01:32:22,594 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 01:32:22,594 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 01:32:22,594 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 01:32:22,595 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 01:32:22,595 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 01:32:22,595 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 01:32:22,595 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 01:32:22,596 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 01:32:22,596 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 01:32:22,596 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 01:32:22,596 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 01:32:22,597 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 01:32:22,597 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_b58038df-04c4-4d71-a3b0-19fab2f8a621/bin/ukojak-LBtLqBUTdQ/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b58038df-04c4-4d71-a3b0-19fab2f8a621/bin/ukojak-LBtLqBUTdQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> faabc130c8aadbb7390121b68f1c41e161e50da9443e348cb1c3db1c45e9e0cb [2021-11-23 01:32:22,847 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 01:32:22,868 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 01:32:22,871 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 01:32:22,872 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 01:32:22,873 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 01:32:22,874 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b58038df-04c4-4d71-a3b0-19fab2f8a621/bin/ukojak-LBtLqBUTdQ/../../sv-benchmarks/c/product-lines/minepump_spec2_product39.cil.c [2021-11-23 01:32:22,955 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b58038df-04c4-4d71-a3b0-19fab2f8a621/bin/ukojak-LBtLqBUTdQ/data/8acfb6f12/44acc25cdaf642a3af2c982771e7052b/FLAG4fc0a02ff [2021-11-23 01:32:23,475 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 01:32:23,476 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b58038df-04c4-4d71-a3b0-19fab2f8a621/sv-benchmarks/c/product-lines/minepump_spec2_product39.cil.c [2021-11-23 01:32:23,490 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b58038df-04c4-4d71-a3b0-19fab2f8a621/bin/ukojak-LBtLqBUTdQ/data/8acfb6f12/44acc25cdaf642a3af2c982771e7052b/FLAG4fc0a02ff [2021-11-23 01:32:23,817 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b58038df-04c4-4d71-a3b0-19fab2f8a621/bin/ukojak-LBtLqBUTdQ/data/8acfb6f12/44acc25cdaf642a3af2c982771e7052b [2021-11-23 01:32:23,820 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 01:32:23,821 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 01:32:23,844 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 01:32:23,844 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 01:32:23,847 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 01:32:23,850 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:32:23" (1/1) ... [2021-11-23 01:32:23,853 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@767d1252 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:32:23, skipping insertion in model container [2021-11-23 01:32:23,853 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:32:23" (1/1) ... [2021-11-23 01:32:23,860 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 01:32:23,922 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 01:32:24,121 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_b58038df-04c4-4d71-a3b0-19fab2f8a621/sv-benchmarks/c/product-lines/minepump_spec2_product39.cil.c[5087,5100] [2021-11-23 01:32:24,193 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 01:32:24,208 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 01:32:24,255 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_b58038df-04c4-4d71-a3b0-19fab2f8a621/sv-benchmarks/c/product-lines/minepump_spec2_product39.cil.c[5087,5100] [2021-11-23 01:32:24,313 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 01:32:24,332 INFO L208 MainTranslator]: Completed translation [2021-11-23 01:32:24,333 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:32:24 WrapperNode [2021-11-23 01:32:24,333 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 01:32:24,334 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 01:32:24,334 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 01:32:24,335 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 01:32:24,342 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:32:24" (1/1) ... [2021-11-23 01:32:24,357 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:32:24" (1/1) ... [2021-11-23 01:32:24,385 INFO L137 Inliner]: procedures = 55, calls = 156, calls flagged for inlining = 22, calls inlined = 19, statements flattened = 250 [2021-11-23 01:32:24,386 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 01:32:24,387 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 01:32:24,387 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 01:32:24,387 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 01:32:24,395 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:32:24" (1/1) ... [2021-11-23 01:32:24,396 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:32:24" (1/1) ... [2021-11-23 01:32:24,398 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:32:24" (1/1) ... [2021-11-23 01:32:24,399 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:32:24" (1/1) ... [2021-11-23 01:32:24,405 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:32:24" (1/1) ... [2021-11-23 01:32:24,410 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:32:24" (1/1) ... [2021-11-23 01:32:24,412 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:32:24" (1/1) ... [2021-11-23 01:32:24,415 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 01:32:24,416 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 01:32:24,416 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 01:32:24,417 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 01:32:24,418 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:32:24" (1/1) ... [2021-11-23 01:32:24,424 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 01:32:24,438 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b58038df-04c4-4d71-a3b0-19fab2f8a621/bin/ukojak-LBtLqBUTdQ/z3 [2021-11-23 01:32:24,459 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b58038df-04c4-4d71-a3b0-19fab2f8a621/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 01:32:24,478 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b58038df-04c4-4d71-a3b0-19fab2f8a621/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 01:32:24,510 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 01:32:24,510 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2021-11-23 01:32:24,510 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2021-11-23 01:32:24,513 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2021-11-23 01:32:24,513 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2021-11-23 01:32:24,513 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2021-11-23 01:32:24,514 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2021-11-23 01:32:24,514 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2021-11-23 01:32:24,514 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2021-11-23 01:32:24,515 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2021-11-23 01:32:24,515 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2021-11-23 01:32:24,515 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2021-11-23 01:32:24,515 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2021-11-23 01:32:24,515 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2021-11-23 01:32:24,516 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2021-11-23 01:32:24,521 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 01:32:24,521 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2021-11-23 01:32:24,521 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2021-11-23 01:32:24,521 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 01:32:24,522 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 01:32:24,616 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 01:32:24,618 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 01:32:24,970 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 01:32:25,083 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-23 01:32:25,088 INFO L301 CfgBuilder]: Removed 2 assume(true) statements. [2021-11-23 01:32:25,091 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:32:25 BoogieIcfgContainer [2021-11-23 01:32:25,091 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-23 01:32:25,092 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-23 01:32:25,092 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-23 01:32:25,102 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-23 01:32:25,103 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:32:25" (1/1) ... [2021-11-23 01:32:25,135 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 01:32:25,207 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:25,215 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 66 states and 89 transitions. [2021-11-23 01:32:25,215 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 89 transitions. [2021-11-23 01:32:25,221 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:32:25,221 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:25,222 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:25,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:25,399 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:32:25,438 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:25,440 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 66 states and 87 transitions. [2021-11-23 01:32:25,440 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 87 transitions. [2021-11-23 01:32:25,441 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-23 01:32:25,442 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:25,442 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:25,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:25,515 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:32:25,544 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:25,546 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 68 states and 90 transitions. [2021-11-23 01:32:25,546 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 90 transitions. [2021-11-23 01:32:25,547 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:32:25,547 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:25,548 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:25,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:25,636 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:32:25,720 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:25,723 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 78 states and 111 transitions. [2021-11-23 01:32:25,723 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 111 transitions. [2021-11-23 01:32:25,724 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-23 01:32:25,725 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:25,725 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:25,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:25,772 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:32:25,780 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:25,782 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 79 states and 112 transitions. [2021-11-23 01:32:25,782 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 112 transitions. [2021-11-23 01:32:25,784 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-23 01:32:25,784 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:25,784 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:25,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:25,861 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:32:25,878 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:25,880 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 80 states and 113 transitions. [2021-11-23 01:32:25,881 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 113 transitions. [2021-11-23 01:32:25,882 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-23 01:32:25,882 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:25,883 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:25,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:25,938 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:32:25,947 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:25,949 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 81 states and 114 transitions. [2021-11-23 01:32:25,949 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 114 transitions. [2021-11-23 01:32:25,951 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-23 01:32:25,951 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:25,951 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:25,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:26,026 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:32:26,423 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:26,429 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 150 states to 98 states and 150 transitions. [2021-11-23 01:32:26,429 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 150 transitions. [2021-11-23 01:32:26,439 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:32:26,440 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:26,440 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:26,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:26,507 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:32:26,518 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:26,519 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 151 states to 99 states and 151 transitions. [2021-11-23 01:32:26,519 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 151 transitions. [2021-11-23 01:32:26,521 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:32:26,521 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:26,521 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:26,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:26,573 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:32:27,393 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:27,398 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 194 states to 119 states and 194 transitions. [2021-11-23 01:32:27,398 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 194 transitions. [2021-11-23 01:32:27,400 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-11-23 01:32:27,400 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:27,401 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:27,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:27,455 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:32:27,627 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:27,628 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 202 states to 122 states and 202 transitions. [2021-11-23 01:32:27,628 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 202 transitions. [2021-11-23 01:32:27,630 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:32:27,630 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:27,630 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:27,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:27,682 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:32:28,190 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:28,192 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 221 states to 131 states and 221 transitions. [2021-11-23 01:32:28,192 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 221 transitions. [2021-11-23 01:32:28,194 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:32:28,194 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:28,194 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:28,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:28,219 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:32:28,354 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:28,355 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 229 states to 134 states and 229 transitions. [2021-11-23 01:32:28,355 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 229 transitions. [2021-11-23 01:32:28,357 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-23 01:32:28,357 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:28,357 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:28,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:28,379 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:32:28,392 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:28,394 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 232 states to 135 states and 232 transitions. [2021-11-23 01:32:28,394 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 232 transitions. [2021-11-23 01:32:28,395 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-23 01:32:28,395 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:28,395 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:28,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:28,422 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:32:28,494 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:28,497 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 233 states to 136 states and 233 transitions. [2021-11-23 01:32:28,497 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 233 transitions. [2021-11-23 01:32:28,500 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-23 01:32:28,500 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:28,501 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:28,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:28,555 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:32:28,920 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:28,921 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 243 states to 141 states and 243 transitions. [2021-11-23 01:32:28,922 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 243 transitions. [2021-11-23 01:32:28,922 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-23 01:32:28,922 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:28,923 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:28,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:28,972 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:32:29,010 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:29,011 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 255 states to 147 states and 255 transitions. [2021-11-23 01:32:29,011 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 255 transitions. [2021-11-23 01:32:29,012 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-23 01:32:29,012 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:29,013 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:29,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:29,132 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:32:29,502 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:29,503 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 274 states to 153 states and 272 transitions. [2021-11-23 01:32:29,503 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 272 transitions. [2021-11-23 01:32:29,504 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:32:29,504 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:29,505 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:29,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:29,532 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:32:29,701 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:29,704 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 288 states to 159 states and 285 transitions. [2021-11-23 01:32:29,704 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 285 transitions. [2021-11-23 01:32:29,705 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-23 01:32:29,706 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:29,706 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:29,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:29,729 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 01:32:29,764 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:29,767 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 298 states to 163 states and 295 transitions. [2021-11-23 01:32:29,770 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 295 transitions. [2021-11-23 01:32:29,772 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-11-23 01:32:29,772 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:29,772 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:29,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:29,820 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:32:30,442 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:30,444 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 319 states to 172 states and 316 transitions. [2021-11-23 01:32:30,444 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 316 transitions. [2021-11-23 01:32:30,446 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-23 01:32:30,446 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:30,446 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:30,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:30,483 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:32:30,499 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:30,501 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 320 states to 173 states and 317 transitions. [2021-11-23 01:32:30,501 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 317 transitions. [2021-11-23 01:32:30,502 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-23 01:32:30,502 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:30,503 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:30,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:30,792 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 8 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:32:31,523 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:31,524 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 328 states to 176 states and 325 transitions. [2021-11-23 01:32:31,525 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 325 transitions. [2021-11-23 01:32:31,526 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-23 01:32:31,526 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:31,526 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:31,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:31,554 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:32:31,748 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:31,750 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 340 states to 183 states and 337 transitions. [2021-11-23 01:32:31,750 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 337 transitions. [2021-11-23 01:32:31,751 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-11-23 01:32:31,751 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:31,751 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:31,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:31,774 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:32:32,520 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:32,522 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 356 states to 190 states and 353 transitions. [2021-11-23 01:32:32,522 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 353 transitions. [2021-11-23 01:32:32,523 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-11-23 01:32:32,523 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:32,524 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:32,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:32,575 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:32:32,596 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:32,602 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 357 states to 191 states and 354 transitions. [2021-11-23 01:32:32,602 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 354 transitions. [2021-11-23 01:32:32,604 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-11-23 01:32:32,604 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:32,605 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:32,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:32,659 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-23 01:32:32,670 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:32,672 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 357 states to 192 states and 354 transitions. [2021-11-23 01:32:32,672 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 354 transitions. [2021-11-23 01:32:32,674 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-23 01:32:32,674 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:32,674 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:32,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:32,697 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:32:32,715 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:32,717 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 358 states to 193 states and 355 transitions. [2021-11-23 01:32:32,717 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states and 355 transitions. [2021-11-23 01:32:32,718 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-11-23 01:32:32,718 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:32,719 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:32,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:32,747 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:32:32,762 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:32,764 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 359 states to 194 states and 356 transitions. [2021-11-23 01:32:32,764 INFO L276 IsEmpty]: Start isEmpty. Operand 194 states and 356 transitions. [2021-11-23 01:32:32,766 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-11-23 01:32:32,766 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:32,766 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:32,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:32,791 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 01:32:33,575 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:33,577 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 384 states to 204 states and 377 transitions. [2021-11-23 01:32:33,577 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states and 377 transitions. [2021-11-23 01:32:33,579 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-11-23 01:32:33,579 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:33,579 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:33,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:33,606 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 01:32:33,857 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:33,859 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 406 states to 211 states and 397 transitions. [2021-11-23 01:32:33,859 INFO L276 IsEmpty]: Start isEmpty. Operand 211 states and 397 transitions. [2021-11-23 01:32:33,861 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-11-23 01:32:33,861 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:33,861 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:33,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:33,892 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 01:32:33,904 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:33,906 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 406 states to 212 states and 397 transitions. [2021-11-23 01:32:33,906 INFO L276 IsEmpty]: Start isEmpty. Operand 212 states and 397 transitions. [2021-11-23 01:32:33,908 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-23 01:32:33,908 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:33,908 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:33,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:34,057 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 01:32:35,935 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:35,937 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 431 states to 222 states and 420 transitions. [2021-11-23 01:32:35,938 INFO L276 IsEmpty]: Start isEmpty. Operand 222 states and 420 transitions. [2021-11-23 01:32:35,939 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-23 01:32:35,939 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:35,940 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:35,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:35,966 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 01:32:35,981 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:35,983 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 432 states to 223 states and 421 transitions. [2021-11-23 01:32:35,984 INFO L276 IsEmpty]: Start isEmpty. Operand 223 states and 421 transitions. [2021-11-23 01:32:35,985 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-23 01:32:35,985 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:35,986 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:35,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:36,011 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 01:32:36,027 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:36,029 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 433 states to 224 states and 422 transitions. [2021-11-23 01:32:36,029 INFO L276 IsEmpty]: Start isEmpty. Operand 224 states and 422 transitions. [2021-11-23 01:32:36,031 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-23 01:32:36,031 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:36,032 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:36,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:36,057 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-11-23 01:32:38,023 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:38,029 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 480 states to 240 states and 464 transitions. [2021-11-23 01:32:38,029 INFO L276 IsEmpty]: Start isEmpty. Operand 240 states and 464 transitions. [2021-11-23 01:32:38,031 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:32:38,031 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:38,032 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:38,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:38,058 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-11-23 01:32:38,075 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:38,077 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 481 states to 241 states and 465 transitions. [2021-11-23 01:32:38,077 INFO L276 IsEmpty]: Start isEmpty. Operand 241 states and 465 transitions. [2021-11-23 01:32:38,079 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:32:38,080 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:38,080 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:38,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:38,105 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-11-23 01:32:38,559 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:38,562 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 491 states to 245 states and 475 transitions. [2021-11-23 01:32:38,562 INFO L276 IsEmpty]: Start isEmpty. Operand 245 states and 475 transitions. [2021-11-23 01:32:38,564 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-23 01:32:38,564 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:38,564 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:38,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:38,590 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-11-23 01:32:39,299 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:39,302 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 522 states to 253 states and 502 transitions. [2021-11-23 01:32:39,302 INFO L276 IsEmpty]: Start isEmpty. Operand 253 states and 502 transitions. [2021-11-23 01:32:39,304 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-11-23 01:32:39,304 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:39,305 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:39,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:39,520 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 01:32:41,347 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:41,350 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 544 states to 261 states and 522 transitions. [2021-11-23 01:32:41,350 INFO L276 IsEmpty]: Start isEmpty. Operand 261 states and 522 transitions. [2021-11-23 01:32:41,353 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-23 01:32:41,354 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:41,355 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:41,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:41,390 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:32:41,416 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:41,419 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 545 states to 262 states and 523 transitions. [2021-11-23 01:32:41,420 INFO L276 IsEmpty]: Start isEmpty. Operand 262 states and 523 transitions. [2021-11-23 01:32:41,422 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-11-23 01:32:41,423 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:41,423 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:41,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:41,447 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-23 01:32:42,513 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:42,516 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 561 states to 270 states and 539 transitions. [2021-11-23 01:32:42,516 INFO L276 IsEmpty]: Start isEmpty. Operand 270 states and 539 transitions. [2021-11-23 01:32:42,518 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-23 01:32:42,518 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:42,519 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:42,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:42,543 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-23 01:32:42,833 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:42,835 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 565 states to 272 states and 543 transitions. [2021-11-23 01:32:42,835 INFO L276 IsEmpty]: Start isEmpty. Operand 272 states and 543 transitions. [2021-11-23 01:32:42,837 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-23 01:32:42,837 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:42,838 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:42,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:42,858 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-23 01:32:42,869 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:42,871 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 567 states to 273 states and 545 transitions. [2021-11-23 01:32:42,877 INFO L276 IsEmpty]: Start isEmpty. Operand 273 states and 545 transitions. [2021-11-23 01:32:42,879 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-11-23 01:32:42,880 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:42,881 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:42,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:42,903 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-23 01:32:42,920 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:42,923 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 568 states to 274 states and 546 transitions. [2021-11-23 01:32:42,923 INFO L276 IsEmpty]: Start isEmpty. Operand 274 states and 546 transitions. [2021-11-23 01:32:42,931 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2021-11-23 01:32:42,931 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:42,932 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:42,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:42,958 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:32:43,203 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:43,206 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 577 states to 279 states and 555 transitions. [2021-11-23 01:32:43,206 INFO L276 IsEmpty]: Start isEmpty. Operand 279 states and 555 transitions. [2021-11-23 01:32:43,209 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2021-11-23 01:32:43,209 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:43,210 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:43,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:43,239 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 01:32:43,577 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:43,580 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 584 states to 284 states and 562 transitions. [2021-11-23 01:32:43,580 INFO L276 IsEmpty]: Start isEmpty. Operand 284 states and 562 transitions. [2021-11-23 01:32:43,583 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-11-23 01:32:43,583 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:43,584 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:43,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:43,612 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-23 01:32:43,928 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:43,931 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 604 states to 292 states and 582 transitions. [2021-11-23 01:32:43,931 INFO L276 IsEmpty]: Start isEmpty. Operand 292 states and 582 transitions. [2021-11-23 01:32:43,934 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2021-11-23 01:32:43,934 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:43,934 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:43,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:43,956 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2021-11-23 01:32:44,268 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:44,270 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 615 states to 297 states and 593 transitions. [2021-11-23 01:32:44,271 INFO L276 IsEmpty]: Start isEmpty. Operand 297 states and 593 transitions. [2021-11-23 01:32:44,273 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-11-23 01:32:44,273 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:44,274 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:44,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:44,307 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-11-23 01:32:44,331 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:44,334 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 616 states to 298 states and 594 transitions. [2021-11-23 01:32:44,334 INFO L276 IsEmpty]: Start isEmpty. Operand 298 states and 594 transitions. [2021-11-23 01:32:44,336 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-11-23 01:32:44,336 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:44,337 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:44,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:44,484 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 9 proven. 7 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 01:32:47,130 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:47,134 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 662 states to 316 states and 634 transitions. [2021-11-23 01:32:47,134 INFO L276 IsEmpty]: Start isEmpty. Operand 316 states and 634 transitions. [2021-11-23 01:32:47,136 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2021-11-23 01:32:47,137 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:47,137 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:47,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:47,172 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 7 proven. 7 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 01:32:49,706 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:49,709 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 699 states to 328 states and 666 transitions. [2021-11-23 01:32:49,709 INFO L276 IsEmpty]: Start isEmpty. Operand 328 states and 666 transitions. [2021-11-23 01:32:49,713 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2021-11-23 01:32:49,714 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:49,714 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:49,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:49,745 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 01:32:49,770 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:49,773 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 700 states to 329 states and 667 transitions. [2021-11-23 01:32:49,774 INFO L276 IsEmpty]: Start isEmpty. Operand 329 states and 667 transitions. [2021-11-23 01:32:49,777 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-11-23 01:32:49,777 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:49,777 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:49,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:49,857 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 01:32:49,881 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:49,884 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 701 states to 330 states and 668 transitions. [2021-11-23 01:32:49,885 INFO L276 IsEmpty]: Start isEmpty. Operand 330 states and 668 transitions. [2021-11-23 01:32:49,888 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-11-23 01:32:49,888 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:49,888 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:49,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:49,919 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:32:49,942 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:49,945 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 702 states to 331 states and 669 transitions. [2021-11-23 01:32:49,945 INFO L276 IsEmpty]: Start isEmpty. Operand 331 states and 669 transitions. [2021-11-23 01:32:49,948 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-11-23 01:32:49,948 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:49,948 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:49,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:49,972 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2021-11-23 01:32:49,987 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:49,990 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 702 states to 332 states and 669 transitions. [2021-11-23 01:32:49,990 INFO L276 IsEmpty]: Start isEmpty. Operand 332 states and 669 transitions. [2021-11-23 01:32:49,993 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2021-11-23 01:32:49,993 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:49,994 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:50,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:50,306 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 9 proven. 1 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:32:51,208 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:51,211 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 705 states to 335 states and 663 transitions. [2021-11-23 01:32:51,211 INFO L276 IsEmpty]: Start isEmpty. Operand 335 states and 663 transitions. [2021-11-23 01:32:51,214 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-11-23 01:32:51,214 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:51,214 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:51,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:51,256 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 01:32:52,478 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:52,481 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 732 states to 338 states and 667 transitions. [2021-11-23 01:32:52,481 INFO L276 IsEmpty]: Start isEmpty. Operand 338 states and 667 transitions. [2021-11-23 01:32:52,484 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-11-23 01:32:52,484 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:52,484 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:52,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:52,516 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 9 proven. 7 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 01:32:52,546 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:52,548 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 733 states to 339 states and 668 transitions. [2021-11-23 01:32:52,549 INFO L276 IsEmpty]: Start isEmpty. Operand 339 states and 668 transitions. [2021-11-23 01:32:52,551 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-11-23 01:32:52,551 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:52,551 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:52,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:53,431 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 01:32:59,902 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:59,905 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 803 states to 359 states and 713 transitions. [2021-11-23 01:32:59,905 INFO L276 IsEmpty]: Start isEmpty. Operand 359 states and 713 transitions. [2021-11-23 01:32:59,908 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-11-23 01:32:59,909 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:59,909 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:59,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:33:00,249 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 9 proven. 4 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2021-11-23 01:33:02,521 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:33:02,524 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 830 states to 369 states and 740 transitions. [2021-11-23 01:33:02,524 INFO L276 IsEmpty]: Start isEmpty. Operand 369 states and 740 transitions. [2021-11-23 01:33:02,527 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2021-11-23 01:33:02,527 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:33:02,527 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:33:02,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:33:02,557 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 6 proven. 7 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-11-23 01:33:02,812 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:33:02,815 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 840 states to 374 states and 750 transitions. [2021-11-23 01:33:02,815 INFO L276 IsEmpty]: Start isEmpty. Operand 374 states and 750 transitions. [2021-11-23 01:33:02,818 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2021-11-23 01:33:02,818 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:33:02,818 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:33:02,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:33:02,892 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 01:33:02,923 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:33:02,926 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 841 states to 375 states and 751 transitions. [2021-11-23 01:33:02,926 INFO L276 IsEmpty]: Start isEmpty. Operand 375 states and 751 transitions. [2021-11-23 01:33:02,929 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2021-11-23 01:33:02,929 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:33:02,929 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:33:02,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:33:03,154 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:33:04,873 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:33:04,876 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 848 states to 381 states and 758 transitions. [2021-11-23 01:33:04,876 INFO L276 IsEmpty]: Start isEmpty. Operand 381 states and 758 transitions. [2021-11-23 01:33:04,879 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2021-11-23 01:33:04,879 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:33:04,879 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:33:04,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:33:04,902 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 17 proven. 2 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 01:33:05,401 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:33:05,403 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 850 states to 382 states and 757 transitions. [2021-11-23 01:33:05,404 INFO L276 IsEmpty]: Start isEmpty. Operand 382 states and 757 transitions. [2021-11-23 01:33:05,406 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2021-11-23 01:33:05,406 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:33:05,407 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:33:05,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:33:05,443 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 9 proven. 4 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2021-11-23 01:33:05,464 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:33:05,467 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 851 states to 383 states and 758 transitions. [2021-11-23 01:33:05,467 INFO L276 IsEmpty]: Start isEmpty. Operand 383 states and 758 transitions. [2021-11-23 01:33:05,470 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2021-11-23 01:33:05,470 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:33:05,470 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:33:05,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:33:05,500 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 6 proven. 7 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-11-23 01:33:05,528 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:33:05,531 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 852 states to 384 states and 759 transitions. [2021-11-23 01:33:05,531 INFO L276 IsEmpty]: Start isEmpty. Operand 384 states and 759 transitions. [2021-11-23 01:33:05,533 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-11-23 01:33:05,533 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:33:05,534 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:33:05,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:33:05,555 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2021-11-23 01:33:05,576 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:33:05,579 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 853 states to 385 states and 760 transitions. [2021-11-23 01:33:05,579 INFO L276 IsEmpty]: Start isEmpty. Operand 385 states and 760 transitions. [2021-11-23 01:33:05,581 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-11-23 01:33:05,582 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:33:05,582 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:33:05,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:33:05,602 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2021-11-23 01:33:06,020 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:33:06,022 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 856 states to 386 states and 763 transitions. [2021-11-23 01:33:06,023 INFO L276 IsEmpty]: Start isEmpty. Operand 386 states and 763 transitions. [2021-11-23 01:33:06,025 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-11-23 01:33:06,025 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:33:06,025 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:33:06,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:33:06,117 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2021-11-23 01:33:06,162 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:33:06,165 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 858 states to 387 states and 764 transitions. [2021-11-23 01:33:06,165 INFO L276 IsEmpty]: Start isEmpty. Operand 387 states and 764 transitions. [2021-11-23 01:33:06,168 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2021-11-23 01:33:06,168 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:33:06,168 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:33:06,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:33:06,190 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2021-11-23 01:33:06,440 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:33:06,442 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 861 states to 389 states and 767 transitions. [2021-11-23 01:33:06,443 INFO L276 IsEmpty]: Start isEmpty. Operand 389 states and 767 transitions. [2021-11-23 01:33:06,445 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2021-11-23 01:33:06,445 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:33:06,445 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:33:06,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:33:06,464 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-23 01:33:06,482 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:33:06,484 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 863 states to 390 states and 769 transitions. [2021-11-23 01:33:06,485 INFO L276 IsEmpty]: Start isEmpty. Operand 390 states and 769 transitions. [2021-11-23 01:33:06,487 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-11-23 01:33:06,487 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:33:06,488 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:33:06,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:33:06,510 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2021-11-23 01:33:06,533 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:33:06,535 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 867 states to 393 states and 773 transitions. [2021-11-23 01:33:06,535 INFO L276 IsEmpty]: Start isEmpty. Operand 393 states and 773 transitions. [2021-11-23 01:33:06,537 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-11-23 01:33:06,537 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:33:06,538 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:33:06,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:33:06,559 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2021-11-23 01:33:06,578 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:33:06,579 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 867 states to 394 states and 773 transitions. [2021-11-23 01:33:06,580 INFO L276 IsEmpty]: Start isEmpty. Operand 394 states and 773 transitions. [2021-11-23 01:33:06,582 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-11-23 01:33:06,582 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:33:06,582 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:33:06,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:33:06,608 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-11-23 01:33:07,340 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:33:07,343 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 869 states to 395 states and 775 transitions. [2021-11-23 01:33:07,343 INFO L276 IsEmpty]: Start isEmpty. Operand 395 states and 775 transitions. [2021-11-23 01:33:07,345 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-11-23 01:33:07,346 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:33:07,346 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:33:07,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:33:07,375 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-11-23 01:33:08,636 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:33:08,638 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 874 states to 398 states and 780 transitions. [2021-11-23 01:33:08,638 INFO L276 IsEmpty]: Start isEmpty. Operand 398 states and 780 transitions. [2021-11-23 01:33:08,641 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-11-23 01:33:08,641 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:33:08,642 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:33:08,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:33:08,667 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2021-11-23 01:33:08,695 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:33:08,697 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 875 states to 399 states and 781 transitions. [2021-11-23 01:33:08,697 INFO L276 IsEmpty]: Start isEmpty. Operand 399 states and 781 transitions. [2021-11-23 01:33:08,700 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2021-11-23 01:33:08,700 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:33:08,700 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:33:08,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:33:08,726 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2021-11-23 01:33:09,139 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:33:09,141 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 886 states to 402 states and 790 transitions. [2021-11-23 01:33:09,141 INFO L276 IsEmpty]: Start isEmpty. Operand 402 states and 790 transitions. [2021-11-23 01:33:09,144 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2021-11-23 01:33:09,144 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:33:09,144 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:33:09,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:33:09,167 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2021-11-23 01:33:10,088 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:33:10,090 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 903 states to 410 states and 807 transitions. [2021-11-23 01:33:10,090 INFO L276 IsEmpty]: Start isEmpty. Operand 410 states and 807 transitions. [2021-11-23 01:33:10,093 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2021-11-23 01:33:10,094 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:33:10,094 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:33:10,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:33:10,121 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2021-11-23 01:33:10,149 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:33:10,151 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 908 states to 413 states and 812 transitions. [2021-11-23 01:33:10,151 INFO L276 IsEmpty]: Start isEmpty. Operand 413 states and 812 transitions. [2021-11-23 01:33:10,154 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2021-11-23 01:33:10,154 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:33:10,154 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:33:10,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:33:10,178 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2021-11-23 01:33:10,670 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:33:10,672 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 914 states to 416 states and 818 transitions. [2021-11-23 01:33:10,672 INFO L276 IsEmpty]: Start isEmpty. Operand 416 states and 818 transitions. [2021-11-23 01:33:10,675 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2021-11-23 01:33:10,675 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:33:10,675 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:33:10,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:33:10,780 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2021-11-23 01:33:10,816 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:33:10,818 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 915 states to 417 states and 819 transitions. [2021-11-23 01:33:10,819 INFO L276 IsEmpty]: Start isEmpty. Operand 417 states and 819 transitions. [2021-11-23 01:33:10,821 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2021-11-23 01:33:10,821 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:33:10,821 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:33:10,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:33:10,846 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2021-11-23 01:33:11,536 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:33:11,538 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 928 states to 423 states and 832 transitions. [2021-11-23 01:33:11,539 INFO L276 IsEmpty]: Start isEmpty. Operand 423 states and 832 transitions. [2021-11-23 01:33:11,541 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2021-11-23 01:33:11,541 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:33:11,541 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:33:11,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:33:12,011 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 24 proven. 2 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2021-11-23 01:33:13,548 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:33:13,550 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 932 states to 421 states and 828 transitions. [2021-11-23 01:33:13,550 INFO L276 IsEmpty]: Start isEmpty. Operand 421 states and 828 transitions. [2021-11-23 01:33:13,552 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2021-11-23 01:33:13,552 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:33:13,553 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:33:13,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:33:13,583 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 24 proven. 2 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2021-11-23 01:33:14,177 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:33:14,179 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 931 states to 421 states and 827 transitions. [2021-11-23 01:33:14,179 INFO L276 IsEmpty]: Start isEmpty. Operand 421 states and 827 transitions. [2021-11-23 01:33:14,180 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2021-11-23 01:33:14,180 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:33:14,181 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:33:14,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:33:14,207 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 41 trivial. 0 not checked. [2021-11-23 01:33:14,233 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:33:14,235 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 932 states to 422 states and 828 transitions. [2021-11-23 01:33:14,236 INFO L276 IsEmpty]: Start isEmpty. Operand 422 states and 828 transitions. [2021-11-23 01:33:14,238 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2021-11-23 01:33:14,238 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:33:14,238 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:33:14,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:33:14,280 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 17 proven. 15 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-23 01:33:14,325 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:33:14,327 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 934 states to 423 states and 830 transitions. [2021-11-23 01:33:14,328 INFO L276 IsEmpty]: Start isEmpty. Operand 423 states and 830 transitions. [2021-11-23 01:33:14,330 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2021-11-23 01:33:14,330 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:33:14,330 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:33:14,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:33:14,356 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2021-11-23 01:33:14,616 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:33:14,618 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 942 states to 427 states and 838 transitions. [2021-11-23 01:33:14,618 INFO L276 IsEmpty]: Start isEmpty. Operand 427 states and 838 transitions. [2021-11-23 01:33:14,624 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2021-11-23 01:33:14,624 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:33:14,624 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:33:14,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:33:14,665 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2021-11-23 01:33:16,236 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:33:16,238 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 957 states to 434 states and 853 transitions. [2021-11-23 01:33:16,238 INFO L276 IsEmpty]: Start isEmpty. Operand 434 states and 853 transitions. [2021-11-23 01:33:16,239 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2021-11-23 01:33:16,240 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:33:16,240 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:33:16,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:33:16,266 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2021-11-23 01:33:16,374 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:33:16,376 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 958 states to 435 states and 854 transitions. [2021-11-23 01:33:16,376 INFO L276 IsEmpty]: Start isEmpty. Operand 435 states and 854 transitions. [2021-11-23 01:33:16,378 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2021-11-23 01:33:16,378 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:33:16,378 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:33:16,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:33:16,408 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2021-11-23 01:33:16,438 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:33:16,440 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 959 states to 436 states and 855 transitions. [2021-11-23 01:33:16,440 INFO L276 IsEmpty]: Start isEmpty. Operand 436 states and 855 transitions. [2021-11-23 01:33:16,441 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2021-11-23 01:33:16,442 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:33:16,442 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:33:16,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:33:16,477 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2021-11-23 01:33:16,517 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:33:16,519 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 960 states to 437 states and 856 transitions. [2021-11-23 01:33:16,519 INFO L276 IsEmpty]: Start isEmpty. Operand 437 states and 856 transitions. [2021-11-23 01:33:16,520 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2021-11-23 01:33:16,521 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:33:16,521 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:33:16,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:33:16,545 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2021-11-23 01:33:16,588 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:33:16,590 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 961 states to 438 states and 857 transitions. [2021-11-23 01:33:16,590 INFO L276 IsEmpty]: Start isEmpty. Operand 438 states and 857 transitions. [2021-11-23 01:33:16,592 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2021-11-23 01:33:16,592 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:33:16,593 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:33:16,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:33:16,618 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2021-11-23 01:33:16,661 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:33:16,663 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 962 states to 439 states and 858 transitions. [2021-11-23 01:33:16,663 INFO L276 IsEmpty]: Start isEmpty. Operand 439 states and 858 transitions. [2021-11-23 01:33:16,665 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2021-11-23 01:33:16,665 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:33:16,665 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:33:16,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:33:16,735 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 35 proven. 13 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2021-11-23 01:33:22,404 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:33:22,406 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1017 states to 453 states and 906 transitions. [2021-11-23 01:33:22,407 INFO L276 IsEmpty]: Start isEmpty. Operand 453 states and 906 transitions. [2021-11-23 01:33:22,408 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2021-11-23 01:33:22,409 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:33:22,409 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:33:22,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:33:22,470 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 35 proven. 13 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2021-11-23 01:33:22,502 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:33:22,505 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1018 states to 454 states and 907 transitions. [2021-11-23 01:33:22,505 INFO L276 IsEmpty]: Start isEmpty. Operand 454 states and 907 transitions. [2021-11-23 01:33:22,507 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2021-11-23 01:33:22,507 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:33:22,507 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:33:22,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:33:22,566 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 41 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2021-11-23 01:33:24,007 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:33:24,009 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1027 states to 459 states and 915 transitions. [2021-11-23 01:33:24,009 INFO L276 IsEmpty]: Start isEmpty. Operand 459 states and 915 transitions. [2021-11-23 01:33:24,011 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2021-11-23 01:33:24,011 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:33:24,012 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:33:24,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:33:24,049 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 41 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2021-11-23 01:33:24,594 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:33:24,596 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1027 states to 460 states and 915 transitions. [2021-11-23 01:33:24,596 INFO L276 IsEmpty]: Start isEmpty. Operand 460 states and 915 transitions. [2021-11-23 01:33:24,598 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2021-11-23 01:33:24,599 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:33:24,599 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:33:24,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:33:24,627 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2021-11-23 01:33:25,527 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:33:25,530 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1041 states to 467 states and 929 transitions. [2021-11-23 01:33:25,531 INFO L276 IsEmpty]: Start isEmpty. Operand 467 states and 929 transitions. [2021-11-23 01:33:25,532 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2021-11-23 01:33:25,533 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:33:25,533 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:33:25,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:33:25,568 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 41 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2021-11-23 01:33:27,360 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:33:27,363 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1049 states to 472 states and 936 transitions. [2021-11-23 01:33:27,363 INFO L276 IsEmpty]: Start isEmpty. Operand 472 states and 936 transitions. [2021-11-23 01:33:27,365 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2021-11-23 01:33:27,365 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:33:27,365 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:33:27,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:33:27,400 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 41 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2021-11-23 01:33:28,029 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:33:28,031 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1049 states to 473 states and 933 transitions. [2021-11-23 01:33:28,031 INFO L276 IsEmpty]: Start isEmpty. Operand 473 states and 933 transitions. [2021-11-23 01:33:28,033 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2021-11-23 01:33:28,033 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:33:28,033 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:33:28,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:33:28,062 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 43 proven. 0 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2021-11-23 01:33:28,974 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:33:28,975 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1055 states to 475 states and 935 transitions. [2021-11-23 01:33:28,975 INFO L276 IsEmpty]: Start isEmpty. Operand 475 states and 935 transitions. [2021-11-23 01:33:28,977 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2021-11-23 01:33:28,977 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:33:28,977 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:33:28,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:33:29,007 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 43 proven. 0 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2021-11-23 01:33:29,857 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:33:29,859 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1063 states to 477 states and 940 transitions. [2021-11-23 01:33:29,859 INFO L276 IsEmpty]: Start isEmpty. Operand 477 states and 940 transitions. [2021-11-23 01:33:29,861 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2021-11-23 01:33:29,861 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:33:29,862 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:33:29,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:33:29,892 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 46 proven. 0 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2021-11-23 01:33:30,395 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:33:30,395 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1011 states to 241 states and 366 transitions. [2021-11-23 01:33:30,396 INFO L276 IsEmpty]: Start isEmpty. Operand 241 states and 366 transitions. [2021-11-23 01:33:30,396 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-11-23 01:33:30,397 WARN L419 CodeCheckObserver]: This Program is SAFE, Check terminated with 104 iterations. [2021-11-23 01:33:30,405 INFO L754 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2021-11-23 01:33:31,165 INFO L560 CodeCheckObserver]: Invariant with dag size 27 [2021-11-23 01:33:31,177 INFO L560 CodeCheckObserver]: Invariant with dag size 12 [2021-11-23 01:33:31,178 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-23 01:33:31,178 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-23 01:33:31,178 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-23 01:33:31,178 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-23 01:33:31,178 INFO L560 CodeCheckObserver]: Invariant with dag size 15 [2021-11-23 01:33:31,179 INFO L560 CodeCheckObserver]: Invariant with dag size 11 [2021-11-23 01:33:31,179 INFO L560 CodeCheckObserver]: Invariant with dag size 16 [2021-11-23 01:33:31,180 INFO L560 CodeCheckObserver]: Invariant with dag size 3 [2021-11-23 01:33:31,181 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-23 01:33:31,181 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-23 01:33:31,181 INFO L560 CodeCheckObserver]: Invariant with dag size 13 [2021-11-23 01:33:31,182 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-23 01:33:31,182 INFO L560 CodeCheckObserver]: Invariant with dag size 9 [2021-11-23 01:33:31,182 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-23 01:33:31,182 INFO L560 CodeCheckObserver]: Invariant with dag size 7 [2021-11-23 01:33:31,183 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 23.11 01:33:31 ImpRootNode [2021-11-23 01:33:31,183 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2021-11-23 01:33:31,184 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-11-23 01:33:31,184 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-11-23 01:33:31,184 INFO L275 PluginConnector]: Witness Printer initialized [2021-11-23 01:33:31,185 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:32:25" (3/4) ... [2021-11-23 01:33:31,188 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-11-23 01:33:31,193 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure deactivatePump [2021-11-23 01:33:31,193 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__base [2021-11-23 01:33:31,193 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2021-11-23 01:33:31,193 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2021-11-23 01:33:31,193 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2021-11-23 01:33:31,194 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneLevelCritical [2021-11-23 01:33:31,194 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__highWaterSensor [2021-11-23 01:33:31,194 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2021-11-23 01:33:31,206 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 72 nodes and edges [2021-11-23 01:33:31,208 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 25 nodes and edges [2021-11-23 01:33:31,209 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 13 nodes and edges [2021-11-23 01:33:31,209 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2021-11-23 01:33:31,210 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-11-23 01:33:31,211 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-11-23 01:33:31,211 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-11-23 01:33:31,247 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((!(methaneLevelCritical == 0) && !(methAndRunningLastTime == 0)) || (!(1 == systemActive) && !(0 == systemActive))) || (pumpRunning == \old(pumpRunning) && \old(waterLevel) == waterLevel)) || (!(pumpRunning == 0) && 1 == systemActive)) || (pumpRunning == \old(pumpRunning) && 0 == systemActive) [2021-11-23 01:33:31,249 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: pumpRunning == \old(pumpRunning) [2021-11-23 01:33:31,252 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: pumpRunning == \old(pumpRunning) && (!(waterLevel == 1) || (tmp <= 0 && 0 < tmp + 1)) [2021-11-23 01:33:31,325 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b58038df-04c4-4d71-a3b0-19fab2f8a621/bin/ukojak-LBtLqBUTdQ/witness.graphml [2021-11-23 01:33:31,325 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-11-23 01:33:31,326 INFO L158 Benchmark]: Toolchain (without parser) took 67504.75ms. Allocated memory was 94.4MB in the beginning and 545.3MB in the end (delta: 450.9MB). Free memory was 53.4MB in the beginning and 171.8MB in the end (delta: -118.4MB). Peak memory consumption was 333.4MB. Max. memory is 16.1GB. [2021-11-23 01:33:31,326 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 94.4MB. Free memory is still 70.9MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 01:33:31,327 INFO L158 Benchmark]: CACSL2BoogieTranslator took 489.99ms. Allocated memory is still 94.4MB. Free memory was 73.8MB in the beginning and 62.6MB in the end (delta: 11.2MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-11-23 01:33:31,328 INFO L158 Benchmark]: Boogie Procedure Inliner took 51.70ms. Allocated memory is still 94.4MB. Free memory was 62.6MB in the beginning and 60.2MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 01:33:31,329 INFO L158 Benchmark]: Boogie Preprocessor took 28.98ms. Allocated memory is still 94.4MB. Free memory was 60.2MB in the beginning and 58.4MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 01:33:31,329 INFO L158 Benchmark]: RCFGBuilder took 675.19ms. Allocated memory is still 94.4MB. Free memory was 58.4MB in the beginning and 37.4MB in the end (delta: 21.0MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2021-11-23 01:33:31,330 INFO L158 Benchmark]: CodeCheck took 66091.25ms. Allocated memory was 94.4MB in the beginning and 545.3MB in the end (delta: 450.9MB). Free memory was 37.4MB in the beginning and 178.1MB in the end (delta: -140.7MB). Peak memory consumption was 312.2MB. Max. memory is 16.1GB. [2021-11-23 01:33:31,330 INFO L158 Benchmark]: Witness Printer took 141.26ms. Allocated memory is still 545.3MB. Free memory was 178.1MB in the beginning and 171.8MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2021-11-23 01:33:31,333 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 9 procedures, 66 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 65.2s, OverallIterations: 104, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 84174 SdHoareTripleChecker+Valid, 166.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 49643 mSDsluCounter, 100362 SdHoareTripleChecker+Invalid, 140.3s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 86032 mSDsCounter, 36383 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 121107 IncrementalHoareTripleChecker+Invalid, 157490 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 36383 mSolverCounterUnsat, 18940 mSDtfsCounter, 121107 mSolverCounterSat, 2.6s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 72901 GetRequests, 72074 SyntacticMatches, 83 SemanticMatches, 744 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 271898 ImplicationChecksByTransitivity, 55.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.2s SsaConstructionTime, 1.0s SatisfiabilityAnalysisTime, 5.2s InterpolantComputationTime, 5880 NumberOfCodeBlocks, 5880 NumberOfCodeBlocksAsserted, 103 NumberOfCheckSat, 5777 ConstructedInterpolants, 0 QuantifiedInterpolants, 10769 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 103 InterpolantComputations, 88 PerfectInterpolantSequences, 2615/2707 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - PositiveResult [Line: 300]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 378]: Loop Invariant Derived loop invariant: ((((!(methaneLevelCritical == 0) && !(methAndRunningLastTime == 0)) || (!(1 == systemActive) && !(0 == systemActive))) || (pumpRunning == \old(pumpRunning) && \old(waterLevel) == waterLevel)) || (!(pumpRunning == 0) && 1 == systemActive)) || (pumpRunning == \old(pumpRunning) && 0 == systemActive) - InvariantResult [Line: 316]: Loop Invariant Derived loop invariant: ((!(splverifierCounter == 0) || pumpRunning == 0) || methaneLevelCritical == 0) || !(methAndRunningLastTime == 0) - InvariantResult [Line: 300]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 436]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 306]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 163]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 418]: Loop Invariant Derived loop invariant: pumpRunning == \old(pumpRunning) && (!(waterLevel == 1) || (tmp <= 0 && 0 < tmp + 1)) - InvariantResult [Line: 241]: Loop Invariant Derived loop invariant: ((pumpRunning == 0 && methaneLevelCritical == 0) && 1 == systemActive) && waterLevel == 1 - InvariantResult [Line: 482]: Loop Invariant Derived loop invariant: (((methAndRunningLastTime == 0 && !(methaneLevelCritical == 0)) || aux-isMethaneLevelCritical()-aux == methaneLevelCritical) || aux-isMethaneLevelCritical()-aux == 1) || (!(aux-isMethaneLevelCritical()-aux == 0) && !(methAndRunningLastTime == 0)) - InvariantResult [Line: 414]: Loop Invariant Derived loop invariant: pumpRunning == \old(pumpRunning) - InvariantResult [Line: 153]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 556]: Loop Invariant Derived loop invariant: (pumpRunning == 0 || (!(splverifierCounter == 0) && methaneLevelCritical == 0)) || (!(splverifierCounter == 0) && methAndRunningLastTime == 0) - InvariantResult [Line: 241]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 266]: Loop Invariant Derived loop invariant: (pumpRunning == 0 || methaneLevelCritical == 0) || !(methAndRunningLastTime == 0) - InvariantResult [Line: 315]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 274]: Loop Invariant Derived loop invariant: !(tmp == 0) || tmp == methaneLevelCritical * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32ms. Allocated memory is still 94.4MB. Free memory is still 70.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 489.99ms. Allocated memory is still 94.4MB. Free memory was 73.8MB in the beginning and 62.6MB in the end (delta: 11.2MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 51.70ms. Allocated memory is still 94.4MB. Free memory was 62.6MB in the beginning and 60.2MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 28.98ms. Allocated memory is still 94.4MB. Free memory was 60.2MB in the beginning and 58.4MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 675.19ms. Allocated memory is still 94.4MB. Free memory was 58.4MB in the beginning and 37.4MB in the end (delta: 21.0MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * CodeCheck took 66091.25ms. Allocated memory was 94.4MB in the beginning and 545.3MB in the end (delta: 450.9MB). Free memory was 37.4MB in the beginning and 178.1MB in the end (delta: -140.7MB). Peak memory consumption was 312.2MB. Max. memory is 16.1GB. * Witness Printer took 141.26ms. Allocated memory is still 545.3MB. Free memory was 178.1MB in the beginning and 171.8MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2021-11-23 01:33:31,398 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b58038df-04c4-4d71-a3b0-19fab2f8a621/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE