./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec1_product32.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version b2eff8ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32878b42-945f-4c77-81ab-5d3b0d26ba79/bin/ukojak-Rh5K9KB4LI/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32878b42-945f-4c77-81ab-5d3b0d26ba79/bin/ukojak-Rh5K9KB4LI/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32878b42-945f-4c77-81ab-5d3b0d26ba79/bin/ukojak-Rh5K9KB4LI/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32878b42-945f-4c77-81ab-5d3b0d26ba79/bin/ukojak-Rh5K9KB4LI/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec1_product32.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32878b42-945f-4c77-81ab-5d3b0d26ba79/bin/ukojak-Rh5K9KB4LI/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32878b42-945f-4c77-81ab-5d3b0d26ba79/bin/ukojak-Rh5K9KB4LI --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 6e9710f2ba77d873d862776625519cdc19b31c828c43680541828315968db1a8 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.1-dev-b2eff8b [2021-10-29 04:17:51,406 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-29 04:17:51,408 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-29 04:17:51,442 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-29 04:17:51,443 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-29 04:17:51,444 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-29 04:17:51,446 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-29 04:17:51,449 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-29 04:17:51,451 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-29 04:17:51,453 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-29 04:17:51,454 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-29 04:17:51,456 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-29 04:17:51,456 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-29 04:17:51,458 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-29 04:17:51,460 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-29 04:17:51,462 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-29 04:17:51,463 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-29 04:17:51,464 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-29 04:17:51,467 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-29 04:17:51,469 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-29 04:17:51,471 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-29 04:17:51,473 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-29 04:17:51,475 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-29 04:17:51,476 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-29 04:17:51,480 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-29 04:17:51,480 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-29 04:17:51,481 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-29 04:17:51,482 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-29 04:17:51,483 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-29 04:17:51,484 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-29 04:17:51,484 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-29 04:17:51,485 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-29 04:17:51,486 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-29 04:17:51,487 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-29 04:17:51,489 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-29 04:17:51,489 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-29 04:17:51,490 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-29 04:17:51,491 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-29 04:17:51,491 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-29 04:17:51,492 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-29 04:17:51,493 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-29 04:17:51,496 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32878b42-945f-4c77-81ab-5d3b0d26ba79/bin/ukojak-Rh5K9KB4LI/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-10-29 04:17:51,542 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-29 04:17:51,543 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-29 04:17:51,544 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-29 04:17:51,544 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-10-29 04:17:51,545 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-29 04:17:51,546 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-29 04:17:51,546 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-29 04:17:51,547 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-29 04:17:51,551 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-29 04:17:51,558 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-29 04:17:51,559 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-29 04:17:51,559 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-29 04:17:51,560 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-29 04:17:51,560 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-29 04:17:51,560 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-29 04:17:51,560 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-29 04:17:51,560 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-29 04:17:51,561 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-29 04:17:51,561 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-10-29 04:17:51,561 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-10-29 04:17:51,561 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-29 04:17:51,562 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-10-29 04:17:51,562 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-29 04:17:51,562 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-29 04:17:51,563 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-29 04:17:51,563 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-10-29 04:17:51,563 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-29 04:17:51,563 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-29 04:17:51,564 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_32878b42-945f-4c77-81ab-5d3b0d26ba79/bin/ukojak-Rh5K9KB4LI/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32878b42-945f-4c77-81ab-5d3b0d26ba79/bin/ukojak-Rh5K9KB4LI Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6e9710f2ba77d873d862776625519cdc19b31c828c43680541828315968db1a8 [2021-10-29 04:17:51,943 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-29 04:17:51,980 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-29 04:17:51,983 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-29 04:17:51,985 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-29 04:17:51,987 INFO L275 PluginConnector]: CDTParser initialized [2021-10-29 04:17:51,988 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32878b42-945f-4c77-81ab-5d3b0d26ba79/bin/ukojak-Rh5K9KB4LI/../../sv-benchmarks/c/product-lines/minepump_spec1_product32.cil.c [2021-10-29 04:17:52,078 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32878b42-945f-4c77-81ab-5d3b0d26ba79/bin/ukojak-Rh5K9KB4LI/data/0a83c1797/479a858471fb456eadac41ea0c6d56a3/FLAG4d6814205 [2021-10-29 04:17:52,831 INFO L306 CDTParser]: Found 1 translation units. [2021-10-29 04:17:52,832 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32878b42-945f-4c77-81ab-5d3b0d26ba79/sv-benchmarks/c/product-lines/minepump_spec1_product32.cil.c [2021-10-29 04:17:52,846 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32878b42-945f-4c77-81ab-5d3b0d26ba79/bin/ukojak-Rh5K9KB4LI/data/0a83c1797/479a858471fb456eadac41ea0c6d56a3/FLAG4d6814205 [2021-10-29 04:17:53,078 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32878b42-945f-4c77-81ab-5d3b0d26ba79/bin/ukojak-Rh5K9KB4LI/data/0a83c1797/479a858471fb456eadac41ea0c6d56a3 [2021-10-29 04:17:53,083 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-29 04:17:53,086 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-29 04:17:53,092 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-29 04:17:53,092 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-29 04:17:53,095 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-29 04:17:53,096 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 04:17:53" (1/1) ... [2021-10-29 04:17:53,098 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5bccf5f1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:17:53, skipping insertion in model container [2021-10-29 04:17:53,098 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 04:17:53" (1/1) ... [2021-10-29 04:17:53,106 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-29 04:17:53,175 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-29 04:17:53,520 WARN L228 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_32878b42-945f-4c77-81ab-5d3b0d26ba79/sv-benchmarks/c/product-lines/minepump_spec1_product32.cil.c[17338,17351] [2021-10-29 04:17:53,544 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-29 04:17:53,561 INFO L203 MainTranslator]: Completed pre-run [2021-10-29 04:17:53,703 WARN L228 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_32878b42-945f-4c77-81ab-5d3b0d26ba79/sv-benchmarks/c/product-lines/minepump_spec1_product32.cil.c[17338,17351] [2021-10-29 04:17:53,713 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-29 04:17:53,742 INFO L208 MainTranslator]: Completed translation [2021-10-29 04:17:53,743 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:17:53 WrapperNode [2021-10-29 04:17:53,743 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-29 04:17:53,745 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-29 04:17:53,745 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-29 04:17:53,747 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-29 04:17:53,755 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:17:53" (1/1) ... [2021-10-29 04:17:53,786 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:17:53" (1/1) ... [2021-10-29 04:17:53,845 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-29 04:17:53,847 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-29 04:17:53,847 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-29 04:17:53,847 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-29 04:17:53,857 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:17:53" (1/1) ... [2021-10-29 04:17:53,857 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:17:53" (1/1) ... [2021-10-29 04:17:53,874 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:17:53" (1/1) ... [2021-10-29 04:17:53,876 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:17:53" (1/1) ... [2021-10-29 04:17:53,884 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:17:53" (1/1) ... [2021-10-29 04:17:53,905 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:17:53" (1/1) ... [2021-10-29 04:17:53,907 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:17:53" (1/1) ... [2021-10-29 04:17:53,917 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-29 04:17:53,919 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-29 04:17:53,919 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-29 04:17:53,919 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-29 04:17:53,920 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:17:53" (1/1) ... [2021-10-29 04:17:53,929 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-10-29 04:17:53,945 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32878b42-945f-4c77-81ab-5d3b0d26ba79/bin/ukojak-Rh5K9KB4LI/z3 [2021-10-29 04:17:53,962 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32878b42-945f-4c77-81ab-5d3b0d26ba79/bin/ukojak-Rh5K9KB4LI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-10-29 04:17:53,980 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32878b42-945f-4c77-81ab-5d3b0d26ba79/bin/ukojak-Rh5K9KB4LI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-10-29 04:17:54,025 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-29 04:17:54,026 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2021-10-29 04:17:54,026 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2021-10-29 04:17:54,026 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2021-10-29 04:17:54,027 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2021-10-29 04:17:54,027 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2021-10-29 04:17:54,028 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2021-10-29 04:17:54,028 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2021-10-29 04:17:54,028 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2021-10-29 04:17:54,028 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2021-10-29 04:17:54,028 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2021-10-29 04:17:54,029 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2021-10-29 04:17:54,029 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2021-10-29 04:17:54,029 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2021-10-29 04:17:54,029 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2021-10-29 04:17:54,029 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2021-10-29 04:17:54,030 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2021-10-29 04:17:54,030 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-10-29 04:17:54,030 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2021-10-29 04:17:54,030 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2021-10-29 04:17:54,030 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-29 04:17:54,031 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-29 04:17:55,581 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-29 04:17:55,581 INFO L299 CfgBuilder]: Removed 36 assume(true) statements. [2021-10-29 04:17:55,584 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 04:17:55 BoogieIcfgContainer [2021-10-29 04:17:55,585 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-29 04:17:55,585 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-10-29 04:17:55,586 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-10-29 04:17:55,597 INFO L275 PluginConnector]: CodeCheck initialized [2021-10-29 04:17:55,598 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 04:17:55" (1/1) ... [2021-10-29 04:17:55,608 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-29 04:17:55,642 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:17:55,653 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 68 states and 91 transitions. [2021-10-29 04:17:55,654 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 91 transitions. [2021-10-29 04:17:55,660 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-10-29 04:17:55,661 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:17:55,662 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:17:55,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:17:55,909 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:17:55,923 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:17:55,925 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 68 states and 89 transitions. [2021-10-29 04:17:55,925 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 89 transitions. [2021-10-29 04:17:55,927 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-10-29 04:17:55,928 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:17:55,928 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:17:55,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:17:56,093 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:17:56,124 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:17:56,126 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 70 states and 92 transitions. [2021-10-29 04:17:56,126 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 92 transitions. [2021-10-29 04:17:56,127 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-10-29 04:17:56,128 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:17:56,129 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:17:56,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:17:56,246 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:17:56,372 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:17:56,374 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 73 states and 98 transitions. [2021-10-29 04:17:56,375 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 98 transitions. [2021-10-29 04:17:56,376 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-10-29 04:17:56,376 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:17:56,376 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:17:56,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:17:56,455 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:17:56,738 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:17:56,740 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 81 states and 112 transitions. [2021-10-29 04:17:56,740 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 112 transitions. [2021-10-29 04:17:56,741 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-10-29 04:17:56,741 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:17:56,742 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:17:56,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:17:56,859 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:17:56,871 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:17:56,881 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 82 states and 113 transitions. [2021-10-29 04:17:56,882 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 113 transitions. [2021-10-29 04:17:56,884 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-10-29 04:17:56,884 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:17:56,884 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:17:56,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:17:57,014 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:17:57,029 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:17:57,031 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 83 states and 114 transitions. [2021-10-29 04:17:57,031 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 114 transitions. [2021-10-29 04:17:57,033 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-10-29 04:17:57,033 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:17:57,034 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:17:57,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:17:57,254 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:17:57,882 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:17:57,885 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 150 states to 100 states and 150 transitions. [2021-10-29 04:17:57,885 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 150 transitions. [2021-10-29 04:17:57,888 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-10-29 04:17:57,888 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:17:57,889 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:17:57,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:17:57,998 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:17:58,010 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:17:58,013 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 151 states to 101 states and 151 transitions. [2021-10-29 04:17:58,013 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 151 transitions. [2021-10-29 04:17:58,015 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-10-29 04:17:58,015 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:17:58,016 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:17:58,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:17:58,122 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:17:59,456 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:17:59,457 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 190 states to 120 states and 188 transitions. [2021-10-29 04:17:59,458 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 188 transitions. [2021-10-29 04:17:59,460 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-10-29 04:17:59,460 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:17:59,460 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:17:59,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:17:59,539 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:17:59,585 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:17:59,588 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 200 states to 125 states and 198 transitions. [2021-10-29 04:17:59,588 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 198 transitions. [2021-10-29 04:17:59,599 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-10-29 04:17:59,600 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:17:59,600 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:17:59,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:17:59,747 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:17:59,883 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:17:59,886 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 219 states to 131 states and 213 transitions. [2021-10-29 04:17:59,887 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 213 transitions. [2021-10-29 04:17:59,888 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-10-29 04:17:59,890 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:17:59,890 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:17:59,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:17:59,935 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:18:00,075 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:18:00,077 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 225 states to 135 states and 219 transitions. [2021-10-29 04:18:00,077 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 219 transitions. [2021-10-29 04:18:00,079 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-10-29 04:18:00,079 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:18:00,079 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:18:00,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:18:00,114 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:18:00,125 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:18:00,127 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 226 states to 136 states and 220 transitions. [2021-10-29 04:18:00,127 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 220 transitions. [2021-10-29 04:18:00,128 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-10-29 04:18:00,128 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:18:00,129 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:18:00,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:18:00,220 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:18:00,470 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:18:00,472 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 234 states to 138 states and 225 transitions. [2021-10-29 04:18:00,472 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 225 transitions. [2021-10-29 04:18:00,473 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-10-29 04:18:00,474 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:18:00,474 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:18:00,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:18:00,518 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:18:00,532 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:18:00,533 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 235 states to 136 states and 219 transitions. [2021-10-29 04:18:00,533 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 219 transitions. [2021-10-29 04:18:00,535 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-10-29 04:18:00,535 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:18:00,535 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:18:00,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:18:00,572 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-10-29 04:18:00,606 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:18:00,607 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 244 states to 140 states and 228 transitions. [2021-10-29 04:18:00,608 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 228 transitions. [2021-10-29 04:18:00,609 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-10-29 04:18:00,609 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:18:00,610 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:18:00,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:18:00,654 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-10-29 04:18:01,228 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:18:01,229 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 262 states to 149 states and 246 transitions. [2021-10-29 04:18:01,229 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 246 transitions. [2021-10-29 04:18:01,229 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-10-29 04:18:01,230 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:18:01,230 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:18:01,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:18:01,264 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-10-29 04:18:01,281 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:18:01,283 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 263 states to 150 states and 247 transitions. [2021-10-29 04:18:01,283 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 247 transitions. [2021-10-29 04:18:01,284 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-10-29 04:18:01,284 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:18:01,285 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:18:01,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:18:01,627 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 8 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-10-29 04:18:02,422 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:18:02,424 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 269 states to 153 states and 253 transitions. [2021-10-29 04:18:02,424 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 253 transitions. [2021-10-29 04:18:02,425 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-10-29 04:18:02,425 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:18:02,426 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:18:02,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:18:02,460 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-10-29 04:18:03,030 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:18:03,032 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 284 states to 160 states and 268 transitions. [2021-10-29 04:18:03,032 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 268 transitions. [2021-10-29 04:18:03,034 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-10-29 04:18:03,034 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:18:03,034 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:18:03,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:18:03,087 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-10-29 04:18:03,109 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:18:03,111 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 286 states to 161 states and 270 transitions. [2021-10-29 04:18:03,111 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 270 transitions. [2021-10-29 04:18:03,113 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-10-29 04:18:03,113 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:18:03,113 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:18:03,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:18:03,155 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-10-29 04:18:03,291 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:18:03,292 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 298 states to 169 states and 282 transitions. [2021-10-29 04:18:03,293 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 282 transitions. [2021-10-29 04:18:03,294 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-10-29 04:18:03,294 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:18:03,295 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:18:03,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:18:03,330 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-10-29 04:18:03,352 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:18:03,354 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 300 states to 170 states and 284 transitions. [2021-10-29 04:18:03,354 INFO L276 IsEmpty]: Start isEmpty. Operand 170 states and 284 transitions. [2021-10-29 04:18:03,355 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-10-29 04:18:03,355 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:18:03,356 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:18:03,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:18:03,408 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-10-29 04:18:03,425 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:18:03,427 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 301 states to 171 states and 285 transitions. [2021-10-29 04:18:03,427 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 285 transitions. [2021-10-29 04:18:03,430 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-10-29 04:18:03,430 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:18:03,431 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:18:03,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:18:03,514 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-10-29 04:18:05,260 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:18:05,264 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 345 states to 188 states and 323 transitions. [2021-10-29 04:18:05,265 INFO L276 IsEmpty]: Start isEmpty. Operand 188 states and 323 transitions. [2021-10-29 04:18:05,267 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-10-29 04:18:05,267 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:18:05,267 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:18:05,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:18:05,351 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-10-29 04:18:06,777 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:18:06,779 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 375 states to 198 states and 345 transitions. [2021-10-29 04:18:06,780 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states and 345 transitions. [2021-10-29 04:18:06,782 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-10-29 04:18:06,782 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:18:06,782 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:18:06,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:18:06,843 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-10-29 04:18:06,862 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:18:06,864 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 376 states to 199 states and 346 transitions. [2021-10-29 04:18:06,865 INFO L276 IsEmpty]: Start isEmpty. Operand 199 states and 346 transitions. [2021-10-29 04:18:06,866 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-10-29 04:18:06,869 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:18:06,870 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:18:06,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:18:06,923 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-10-29 04:18:06,948 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:18:06,951 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 379 states to 202 states and 349 transitions. [2021-10-29 04:18:06,951 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 349 transitions. [2021-10-29 04:18:06,955 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-10-29 04:18:06,956 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:18:06,964 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:18:06,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:18:07,020 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-10-29 04:18:07,040 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:18:07,042 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 380 states to 203 states and 350 transitions. [2021-10-29 04:18:07,043 INFO L276 IsEmpty]: Start isEmpty. Operand 203 states and 350 transitions. [2021-10-29 04:18:07,044 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-10-29 04:18:07,045 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:18:07,045 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:18:07,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:18:07,098 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-10-29 04:18:07,674 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:18:07,677 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 382 states to 203 states and 348 transitions. [2021-10-29 04:18:07,677 INFO L276 IsEmpty]: Start isEmpty. Operand 203 states and 348 transitions. [2021-10-29 04:18:07,679 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2021-10-29 04:18:07,679 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:18:07,679 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:18:07,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:18:07,738 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-10-29 04:18:08,162 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:18:08,165 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 391 states to 208 states and 353 transitions. [2021-10-29 04:18:08,166 INFO L276 IsEmpty]: Start isEmpty. Operand 208 states and 353 transitions. [2021-10-29 04:18:08,168 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-10-29 04:18:08,169 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:18:08,169 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:18:08,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:18:08,216 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-10-29 04:18:08,964 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:18:08,966 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 407 states to 214 states and 363 transitions. [2021-10-29 04:18:08,966 INFO L276 IsEmpty]: Start isEmpty. Operand 214 states and 363 transitions. [2021-10-29 04:18:08,968 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2021-10-29 04:18:08,968 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:18:08,969 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:18:08,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:18:09,004 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2021-10-29 04:18:09,156 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:18:09,158 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 416 states to 220 states and 372 transitions. [2021-10-29 04:18:09,158 INFO L276 IsEmpty]: Start isEmpty. Operand 220 states and 372 transitions. [2021-10-29 04:18:09,160 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-10-29 04:18:09,160 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:18:09,160 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:18:09,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:18:09,203 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-10-29 04:18:09,224 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:18:09,226 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 417 states to 221 states and 373 transitions. [2021-10-29 04:18:09,227 INFO L276 IsEmpty]: Start isEmpty. Operand 221 states and 373 transitions. [2021-10-29 04:18:09,228 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-10-29 04:18:09,228 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:18:09,229 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:18:09,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:18:09,266 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2021-10-29 04:18:09,285 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:18:09,287 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 418 states to 222 states and 374 transitions. [2021-10-29 04:18:09,287 INFO L276 IsEmpty]: Start isEmpty. Operand 222 states and 374 transitions. [2021-10-29 04:18:09,289 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-10-29 04:18:09,289 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:18:09,290 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:18:09,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:18:09,365 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2021-10-29 04:18:09,664 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:18:09,666 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 421 states to 223 states and 377 transitions. [2021-10-29 04:18:09,666 INFO L276 IsEmpty]: Start isEmpty. Operand 223 states and 377 transitions. [2021-10-29 04:18:09,668 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2021-10-29 04:18:09,668 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:18:09,668 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:18:09,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:18:09,706 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2021-10-29 04:18:09,738 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:18:09,740 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 424 states to 226 states and 380 transitions. [2021-10-29 04:18:09,740 INFO L276 IsEmpty]: Start isEmpty. Operand 226 states and 380 transitions. [2021-10-29 04:18:09,741 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-10-29 04:18:09,742 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:18:09,742 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:18:09,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:18:09,792 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2021-10-29 04:18:09,811 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:18:09,813 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 428 states to 229 states and 384 transitions. [2021-10-29 04:18:09,814 INFO L276 IsEmpty]: Start isEmpty. Operand 229 states and 384 transitions. [2021-10-29 04:18:09,815 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-10-29 04:18:09,816 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:18:09,816 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:18:09,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:18:09,880 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2021-10-29 04:18:09,898 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:18:09,900 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 429 states to 230 states and 385 transitions. [2021-10-29 04:18:09,900 INFO L276 IsEmpty]: Start isEmpty. Operand 230 states and 385 transitions. [2021-10-29 04:18:09,902 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2021-10-29 04:18:09,902 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:18:09,903 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:18:09,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:18:09,944 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2021-10-29 04:18:09,964 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:18:09,966 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 434 states to 233 states and 390 transitions. [2021-10-29 04:18:09,966 INFO L276 IsEmpty]: Start isEmpty. Operand 233 states and 390 transitions. [2021-10-29 04:18:09,968 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2021-10-29 04:18:09,968 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:18:09,969 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:18:09,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:18:10,026 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2021-10-29 04:18:10,052 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:18:10,054 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 435 states to 234 states and 391 transitions. [2021-10-29 04:18:10,054 INFO L276 IsEmpty]: Start isEmpty. Operand 234 states and 391 transitions. [2021-10-29 04:18:10,056 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2021-10-29 04:18:10,056 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:18:10,056 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:18:10,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:18:10,110 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2021-10-29 04:18:10,129 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:18:10,131 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 436 states to 100 states and 133 transitions. [2021-10-29 04:18:10,131 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 133 transitions. [2021-10-29 04:18:10,131 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-10-29 04:18:10,132 WARN L424 CodeCheckObserver]: This Program is SAFE, Check terminated with 43 iterations. [2021-10-29 04:18:10,143 INFO L759 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2021-10-29 04:18:10,442 INFO L565 CodeCheckObserver]: Invariant with dag size 7 [2021-10-29 04:18:10,453 INFO L565 CodeCheckObserver]: Invariant with dag size 1 [2021-10-29 04:18:10,453 INFO L565 CodeCheckObserver]: Invariant with dag size 3 [2021-10-29 04:18:10,454 INFO L565 CodeCheckObserver]: Invariant with dag size 1 [2021-10-29 04:18:10,454 INFO L565 CodeCheckObserver]: Invariant with dag size 1 [2021-10-29 04:18:10,457 INFO L565 CodeCheckObserver]: Invariant with dag size 15 [2021-10-29 04:18:10,461 INFO L565 CodeCheckObserver]: Invariant with dag size 1 [2021-10-29 04:18:10,461 INFO L565 CodeCheckObserver]: Invariant with dag size 11 [2021-10-29 04:18:10,462 INFO L565 CodeCheckObserver]: Invariant with dag size 1 [2021-10-29 04:18:10,462 INFO L565 CodeCheckObserver]: Invariant with dag size 1 [2021-10-29 04:18:10,462 INFO L565 CodeCheckObserver]: Invariant with dag size 1 [2021-10-29 04:18:10,462 INFO L565 CodeCheckObserver]: Invariant with dag size 1 [2021-10-29 04:18:10,463 INFO L565 CodeCheckObserver]: Invariant with dag size 1 [2021-10-29 04:18:10,463 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 29.10 04:18:10 ImpRootNode [2021-10-29 04:18:10,464 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2021-10-29 04:18:10,465 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-29 04:18:10,465 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-29 04:18:10,465 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-29 04:18:10,466 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 04:17:55" (3/4) ... [2021-10-29 04:18:10,469 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-10-29 04:18:10,476 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure deactivatePump [2021-10-29 04:18:10,477 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__base [2021-10-29 04:18:10,477 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2021-10-29 04:18:10,477 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2021-10-29 04:18:10,477 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2021-10-29 04:18:10,477 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneLevelCritical [2021-10-29 04:18:10,478 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2021-10-29 04:18:10,478 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__methaneQuery [2021-10-29 04:18:10,478 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneAlarm [2021-10-29 04:18:10,494 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 60 nodes and edges [2021-10-29 04:18:10,495 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 22 nodes and edges [2021-10-29 04:18:10,496 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 11 nodes and edges [2021-10-29 04:18:10,497 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2021-10-29 04:18:10,498 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-10-29 04:18:10,498 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-29 04:18:10,499 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-29 04:18:10,530 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (pumpRunning == \old(pumpRunning) || (!(pumpRunning == 0) && !(methaneLevelCritical == 0))) || (!(pumpRunning == 0) && !(0 == systemActive)) [2021-10-29 04:18:10,532 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: pumpRunning == \old(pumpRunning) [2021-10-29 04:18:10,608 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32878b42-945f-4c77-81ab-5d3b0d26ba79/bin/ukojak-Rh5K9KB4LI/witness.graphml [2021-10-29 04:18:10,609 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-29 04:18:10,611 INFO L168 Benchmark]: Toolchain (without parser) took 17523.65 ms. Allocated memory was 113.2 MB in the beginning and 163.6 MB in the end (delta: 50.3 MB). Free memory was 83.2 MB in the beginning and 86.5 MB in the end (delta: -3.3 MB). Peak memory consumption was 47.3 MB. Max. memory is 16.1 GB. [2021-10-29 04:18:10,611 INFO L168 Benchmark]: CDTParser took 0.35 ms. Allocated memory is still 79.7 MB. Free memory is still 37.6 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-29 04:18:10,612 INFO L168 Benchmark]: CACSL2BoogieTranslator took 652.37 ms. Allocated memory is still 113.2 MB. Free memory was 83.2 MB in the beginning and 81.5 MB in the end (delta: 1.7 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2021-10-29 04:18:10,613 INFO L168 Benchmark]: Boogie Procedure Inliner took 100.73 ms. Allocated memory is still 113.2 MB. Free memory was 81.5 MB in the beginning and 79.1 MB in the end (delta: 2.4 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-29 04:18:10,614 INFO L168 Benchmark]: Boogie Preprocessor took 71.15 ms. Allocated memory is still 113.2 MB. Free memory was 79.1 MB in the beginning and 77.2 MB in the end (delta: 1.9 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-29 04:18:10,614 INFO L168 Benchmark]: RCFGBuilder took 1666.19 ms. Allocated memory is still 113.2 MB. Free memory was 77.0 MB in the beginning and 69.3 MB in the end (delta: 7.7 MB). Peak memory consumption was 36.5 MB. Max. memory is 16.1 GB. [2021-10-29 04:18:10,615 INFO L168 Benchmark]: CodeCheck took 14879.01 ms. Allocated memory was 113.2 MB in the beginning and 163.6 MB in the end (delta: 50.3 MB). Free memory was 69.3 MB in the beginning and 91.7 MB in the end (delta: -22.4 MB). Peak memory consumption was 26.4 MB. Max. memory is 16.1 GB. [2021-10-29 04:18:10,615 INFO L168 Benchmark]: Witness Printer took 143.96 ms. Allocated memory is still 163.6 MB. Free memory was 91.7 MB in the beginning and 86.5 MB in the end (delta: 5.2 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. [2021-10-29 04:18:10,618 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 10 procedures, 68 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 14.5s, OverallIterations: 43, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: -1405700572 SDtfs, -1382913364 SDslu, -878379556 SDs, 0 SdLazy, 1930646876 SolverSat, -502390348 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 33.2s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 17909 GetRequests, 17682 SyntacticMatches, 1 SemanticMatches, 226 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 20765 ImplicationChecksByTransitivity, 9.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.1s SsaConstructionTime, 0.8s SatisfiabilityAnalysisTime, 2.1s InterpolantComputationTime, 1810 NumberOfCodeBlocks, 1810 NumberOfCodeBlocksAsserted, 42 NumberOfCheckSat, 1768 ConstructedInterpolants, 0 QuantifiedInterpolants, 3567 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 42 InterpolantComputations, 37 PerfectInterpolantSequences, 620/647 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: 876]: 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: 560]: Loop Invariant Derived loop invariant: !(tmp == 0) || tmp == methaneLevelCritical - InvariantResult [Line: 963]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 693]: Loop Invariant Derived loop invariant: pumpRunning == \old(pumpRunning) - InvariantResult [Line: 560]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 882]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 660]: Loop Invariant Derived loop invariant: (pumpRunning == \old(pumpRunning) || (!(pumpRunning == 0) && !(methaneLevelCritical == 0))) || (!(pumpRunning == 0) && !(0 == systemActive)) - InvariantResult [Line: 668]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 963]: Loop Invariant Derived loop invariant: ((pumpRunning == 0 && methaneLevelCritical == 0) && tmp == 1) && tmp == systemActive - InvariantResult [Line: 892]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 592]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 591]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35 ms. Allocated memory is still 79.7 MB. Free memory is still 37.6 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 652.37 ms. Allocated memory is still 113.2 MB. Free memory was 83.2 MB in the beginning and 81.5 MB in the end (delta: 1.7 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 100.73 ms. Allocated memory is still 113.2 MB. Free memory was 81.5 MB in the beginning and 79.1 MB in the end (delta: 2.4 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 71.15 ms. Allocated memory is still 113.2 MB. Free memory was 79.1 MB in the beginning and 77.2 MB in the end (delta: 1.9 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 1666.19 ms. Allocated memory is still 113.2 MB. Free memory was 77.0 MB in the beginning and 69.3 MB in the end (delta: 7.7 MB). Peak memory consumption was 36.5 MB. Max. memory is 16.1 GB. * CodeCheck took 14879.01 ms. Allocated memory was 113.2 MB in the beginning and 163.6 MB in the end (delta: 50.3 MB). Free memory was 69.3 MB in the beginning and 91.7 MB in the end (delta: -22.4 MB). Peak memory consumption was 26.4 MB. Max. memory is 16.1 GB. * Witness Printer took 143.96 ms. Allocated memory is still 163.6 MB. Free memory was 91.7 MB in the beginning and 86.5 MB in the end (delta: 5.2 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. RESULT: Ultimate proved your program to be correct! [2021-10-29 04:18:10,683 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32878b42-945f-4c77-81ab-5d3b0d26ba79/bin/ukojak-Rh5K9KB4LI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...