./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec1_product11.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_9a032b2c-76e9-4e70-8dc1-4fbe905310ce/bin/ukojak-Rh5K9KB4LI/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a032b2c-76e9-4e70-8dc1-4fbe905310ce/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_9a032b2c-76e9-4e70-8dc1-4fbe905310ce/bin/ukojak-Rh5K9KB4LI/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a032b2c-76e9-4e70-8dc1-4fbe905310ce/bin/ukojak-Rh5K9KB4LI/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec1_product11.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a032b2c-76e9-4e70-8dc1-4fbe905310ce/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_9a032b2c-76e9-4e70-8dc1-4fbe905310ce/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 9f744cc9100fe4c41c9cd8fddc1d55538ad14922708f8374e740fa1a934b47f6 ................................................................................................................................................................................................................................................................................................................................................................................................. 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 04:15:04,944 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-29 04:15:04,947 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-29 04:15:05,003 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-29 04:15:05,004 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-29 04:15:05,008 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-29 04:15:05,009 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-29 04:15:05,013 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-29 04:15:05,016 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-29 04:15:05,022 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-29 04:15:05,023 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-29 04:15:05,025 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-29 04:15:05,025 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-29 04:15:05,028 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-29 04:15:05,030 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-29 04:15:05,035 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-29 04:15:05,037 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-29 04:15:05,038 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-29 04:15:05,040 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-29 04:15:05,048 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-29 04:15:05,050 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-29 04:15:05,051 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-29 04:15:05,055 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-29 04:15:05,056 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-29 04:15:05,065 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-29 04:15:05,065 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-29 04:15:05,066 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-29 04:15:05,068 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-29 04:15:05,068 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-29 04:15:05,070 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-29 04:15:05,070 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-29 04:15:05,071 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-29 04:15:05,074 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-29 04:15:05,075 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-29 04:15:05,076 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-29 04:15:05,077 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-29 04:15:05,078 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-29 04:15:05,078 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-29 04:15:05,078 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-29 04:15:05,079 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-29 04:15:05,080 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-29 04:15:05,081 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a032b2c-76e9-4e70-8dc1-4fbe905310ce/bin/ukojak-Rh5K9KB4LI/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-10-29 04:15:05,121 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-29 04:15:05,122 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-29 04:15:05,123 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-29 04:15:05,123 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-10-29 04:15:05,124 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-29 04:15:05,124 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-29 04:15:05,125 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-29 04:15:05,125 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-29 04:15:05,131 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-29 04:15:05,131 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-29 04:15:05,132 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-29 04:15:05,133 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-29 04:15:05,133 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-29 04:15:05,133 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-29 04:15:05,133 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-29 04:15:05,134 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-29 04:15:05,134 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-29 04:15:05,134 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-29 04:15:05,134 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-10-29 04:15:05,135 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-10-29 04:15:05,135 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-29 04:15:05,135 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-10-29 04:15:05,135 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-29 04:15:05,136 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-29 04:15:05,136 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-29 04:15:05,136 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-10-29 04:15:05,136 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-29 04:15:05,137 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-29 04:15:05,137 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_9a032b2c-76e9-4e70-8dc1-4fbe905310ce/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a032b2c-76e9-4e70-8dc1-4fbe905310ce/bin/ukojak-Rh5K9KB4LI Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9f744cc9100fe4c41c9cd8fddc1d55538ad14922708f8374e740fa1a934b47f6 [2021-10-29 04:15:05,451 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-29 04:15:05,487 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-29 04:15:05,489 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-29 04:15:05,491 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-29 04:15:05,492 INFO L275 PluginConnector]: CDTParser initialized [2021-10-29 04:15:05,493 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a032b2c-76e9-4e70-8dc1-4fbe905310ce/bin/ukojak-Rh5K9KB4LI/../../sv-benchmarks/c/product-lines/minepump_spec1_product11.cil.c [2021-10-29 04:15:05,564 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a032b2c-76e9-4e70-8dc1-4fbe905310ce/bin/ukojak-Rh5K9KB4LI/data/5d733e059/4879fe122ea44473b568abe06ba13416/FLAGc8f383c04 [2021-10-29 04:15:06,097 INFO L306 CDTParser]: Found 1 translation units. [2021-10-29 04:15:06,098 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a032b2c-76e9-4e70-8dc1-4fbe905310ce/sv-benchmarks/c/product-lines/minepump_spec1_product11.cil.c [2021-10-29 04:15:06,110 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a032b2c-76e9-4e70-8dc1-4fbe905310ce/bin/ukojak-Rh5K9KB4LI/data/5d733e059/4879fe122ea44473b568abe06ba13416/FLAGc8f383c04 [2021-10-29 04:15:06,434 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a032b2c-76e9-4e70-8dc1-4fbe905310ce/bin/ukojak-Rh5K9KB4LI/data/5d733e059/4879fe122ea44473b568abe06ba13416 [2021-10-29 04:15:06,437 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-29 04:15:06,438 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-29 04:15:06,440 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-29 04:15:06,440 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-29 04:15:06,443 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-29 04:15:06,444 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 04:15:06" (1/1) ... [2021-10-29 04:15:06,445 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@fd5401e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:15:06, skipping insertion in model container [2021-10-29 04:15:06,445 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 04:15:06" (1/1) ... [2021-10-29 04:15:06,452 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-29 04:15:06,493 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-29 04:15:06,788 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_9a032b2c-76e9-4e70-8dc1-4fbe905310ce/sv-benchmarks/c/product-lines/minepump_spec1_product11.cil.c[6038,6051] [2021-10-29 04:15:06,887 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-29 04:15:06,897 INFO L203 MainTranslator]: Completed pre-run [2021-10-29 04:15:06,924 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_9a032b2c-76e9-4e70-8dc1-4fbe905310ce/sv-benchmarks/c/product-lines/minepump_spec1_product11.cil.c[6038,6051] [2021-10-29 04:15:06,961 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-29 04:15:06,986 INFO L208 MainTranslator]: Completed translation [2021-10-29 04:15:06,986 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:15:06 WrapperNode [2021-10-29 04:15:06,986 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-29 04:15:06,988 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-29 04:15:06,988 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-29 04:15:06,989 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-29 04:15:06,997 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:15:06" (1/1) ... [2021-10-29 04:15:07,027 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:15:06" (1/1) ... [2021-10-29 04:15:07,071 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-29 04:15:07,073 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-29 04:15:07,073 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-29 04:15:07,074 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-29 04:15:07,082 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:15:06" (1/1) ... [2021-10-29 04:15:07,082 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:15:06" (1/1) ... [2021-10-29 04:15:07,097 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:15:06" (1/1) ... [2021-10-29 04:15:07,101 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:15:06" (1/1) ... [2021-10-29 04:15:07,108 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:15:06" (1/1) ... [2021-10-29 04:15:07,126 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:15:06" (1/1) ... [2021-10-29 04:15:07,128 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:15:06" (1/1) ... [2021-10-29 04:15:07,133 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-29 04:15:07,136 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-29 04:15:07,136 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-29 04:15:07,137 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-29 04:15:07,138 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:15:06" (1/1) ... [2021-10-29 04:15:07,147 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-10-29 04:15:07,159 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a032b2c-76e9-4e70-8dc1-4fbe905310ce/bin/ukojak-Rh5K9KB4LI/z3 [2021-10-29 04:15:07,176 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a032b2c-76e9-4e70-8dc1-4fbe905310ce/bin/ukojak-Rh5K9KB4LI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-10-29 04:15:07,205 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a032b2c-76e9-4e70-8dc1-4fbe905310ce/bin/ukojak-Rh5K9KB4LI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-10-29 04:15:07,223 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-29 04:15:07,224 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2021-10-29 04:15:07,224 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2021-10-29 04:15:07,224 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2021-10-29 04:15:07,225 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2021-10-29 04:15:07,225 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2021-10-29 04:15:07,225 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2021-10-29 04:15:07,225 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2021-10-29 04:15:07,226 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2021-10-29 04:15:07,226 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-10-29 04:15:07,226 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2021-10-29 04:15:07,226 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2021-10-29 04:15:07,226 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-29 04:15:07,226 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-29 04:15:08,378 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-29 04:15:08,380 INFO L299 CfgBuilder]: Removed 32 assume(true) statements. [2021-10-29 04:15:08,382 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 04:15:08 BoogieIcfgContainer [2021-10-29 04:15:08,383 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-29 04:15:08,383 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-10-29 04:15:08,384 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-10-29 04:15:08,394 INFO L275 PluginConnector]: CodeCheck initialized [2021-10-29 04:15:08,394 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 04:15:08" (1/1) ... [2021-10-29 04:15:08,403 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-29 04:15:08,441 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:15:08,452 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 38 states and 48 transitions. [2021-10-29 04:15:08,452 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 48 transitions. [2021-10-29 04:15:08,459 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-10-29 04:15:08,460 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:15:08,460 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:15:08,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:15:08,793 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 04:15:08,808 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:15:08,811 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 38 states and 46 transitions. [2021-10-29 04:15:08,811 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 46 transitions. [2021-10-29 04:15:08,813 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-10-29 04:15:08,813 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:15:08,814 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:15:08,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:15:08,988 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 04:15:09,013 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:15:09,014 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 40 states and 49 transitions. [2021-10-29 04:15:09,015 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 49 transitions. [2021-10-29 04:15:09,016 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-10-29 04:15:09,016 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:15:09,017 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:15:09,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:15:09,152 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 04:15:09,428 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:15:09,431 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 51 states and 69 transitions. [2021-10-29 04:15:09,431 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 69 transitions. [2021-10-29 04:15:09,433 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-10-29 04:15:09,433 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:15:09,433 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:15:09,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:15:09,580 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 04:15:10,193 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:15:10,195 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 64 states and 94 transitions. [2021-10-29 04:15:10,195 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 94 transitions. [2021-10-29 04:15:10,197 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-10-29 04:15:10,197 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:15:10,197 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:15:10,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:15:10,262 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 04:15:10,276 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:15:10,283 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 65 states and 95 transitions. [2021-10-29 04:15:10,283 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 95 transitions. [2021-10-29 04:15:10,288 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-10-29 04:15:10,288 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:15:10,288 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:15:10,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:15:10,365 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 04:15:10,375 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:15:10,378 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 66 states and 96 transitions. [2021-10-29 04:15:10,378 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 96 transitions. [2021-10-29 04:15:10,381 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-10-29 04:15:10,381 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:15:10,382 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:15:10,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:15:10,436 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-10-29 04:15:10,599 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:15:10,600 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 71 states and 107 transitions. [2021-10-29 04:15:10,600 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 107 transitions. [2021-10-29 04:15:10,601 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-10-29 04:15:10,601 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:15:10,601 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:15:10,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:15:10,868 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-10-29 04:15:11,345 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:15:11,351 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 74 states and 113 transitions. [2021-10-29 04:15:11,351 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 113 transitions. [2021-10-29 04:15:11,352 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-10-29 04:15:11,353 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:15:11,353 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:15:11,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:15:11,409 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-10-29 04:15:11,425 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:15:11,427 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 75 states and 114 transitions. [2021-10-29 04:15:11,428 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 114 transitions. [2021-10-29 04:15:11,433 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-10-29 04:15:11,434 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:15:11,434 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:15:11,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:15:11,496 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-10-29 04:15:11,660 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:15:11,661 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 78 states and 121 transitions. [2021-10-29 04:15:11,661 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 121 transitions. [2021-10-29 04:15:11,662 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-10-29 04:15:11,662 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:15:11,663 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:15:11,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:15:11,746 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-10-29 04:15:11,784 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:15:11,786 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 126 states to 80 states and 124 transitions. [2021-10-29 04:15:11,786 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 124 transitions. [2021-10-29 04:15:11,788 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-10-29 04:15:11,788 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:15:11,789 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:15:11,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:15:11,922 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 11 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-10-29 04:15:12,188 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:15:12,189 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 83 states and 129 transitions. [2021-10-29 04:15:12,189 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 129 transitions. [2021-10-29 04:15:12,190 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-10-29 04:15:12,190 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:15:12,190 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:15:12,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:15:12,248 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 11 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-10-29 04:15:12,261 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:15:12,263 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 84 states and 130 transitions. [2021-10-29 04:15:12,264 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 130 transitions. [2021-10-29 04:15:12,266 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-10-29 04:15:12,266 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:15:12,274 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:15:12,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:15:12,339 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2021-10-29 04:15:12,353 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:15:12,355 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 87 states and 135 transitions. [2021-10-29 04:15:12,355 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 135 transitions. [2021-10-29 04:15:12,357 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-10-29 04:15:12,357 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:15:12,357 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:15:12,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:15:12,414 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2021-10-29 04:15:12,441 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:15:12,442 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 88 states and 136 transitions. [2021-10-29 04:15:12,442 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 136 transitions. [2021-10-29 04:15:12,443 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-10-29 04:15:12,443 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:15:12,443 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:15:12,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:15:12,484 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2021-10-29 04:15:12,499 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:15:12,499 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 137 states to 41 states and 50 transitions. [2021-10-29 04:15:12,499 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 50 transitions. [2021-10-29 04:15:12,500 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-10-29 04:15:12,500 WARN L424 CodeCheckObserver]: This Program is SAFE, Check terminated with 17 iterations. [2021-10-29 04:15:12,506 INFO L759 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2021-10-29 04:15:12,663 INFO L565 CodeCheckObserver]: Invariant with dag size 1 [2021-10-29 04:15:12,668 INFO L565 CodeCheckObserver]: Invariant with dag size 1 [2021-10-29 04:15:12,668 INFO L565 CodeCheckObserver]: Invariant with dag size 7 [2021-10-29 04:15:12,671 INFO L565 CodeCheckObserver]: Invariant with dag size 1 [2021-10-29 04:15:12,672 INFO L565 CodeCheckObserver]: Invariant with dag size 9 [2021-10-29 04:15:12,681 INFO L565 CodeCheckObserver]: Invariant with dag size 1 [2021-10-29 04:15:12,681 INFO L565 CodeCheckObserver]: Invariant with dag size 1 [2021-10-29 04:15:12,681 INFO L565 CodeCheckObserver]: Invariant with dag size 1 [2021-10-29 04:15:12,682 INFO L565 CodeCheckObserver]: Invariant with dag size 6 [2021-10-29 04:15:12,684 INFO L565 CodeCheckObserver]: Invariant with dag size 1 [2021-10-29 04:15:12,684 INFO L565 CodeCheckObserver]: Invariant with dag size 6 [2021-10-29 04:15:12,686 INFO L565 CodeCheckObserver]: Invariant with dag size 1 [2021-10-29 04:15:12,687 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 29.10 04:15:12 ImpRootNode [2021-10-29 04:15:12,687 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2021-10-29 04:15:12,687 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-29 04:15:12,687 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-29 04:15:12,688 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-29 04:15:12,688 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 04:15:08" (3/4) ... [2021-10-29 04:15:12,691 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-10-29 04:15:12,696 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2021-10-29 04:15:12,697 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneLevelCritical [2021-10-29 04:15:12,697 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2021-10-29 04:15:12,697 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2021-10-29 04:15:12,697 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2021-10-29 04:15:12,708 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 57 nodes and edges [2021-10-29 04:15:12,709 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 24 nodes and edges [2021-10-29 04:15:12,709 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 11 nodes and edges [2021-10-29 04:15:12,710 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2021-10-29 04:15:12,711 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-10-29 04:15:12,711 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-29 04:15:12,712 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-29 04:15:12,794 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a032b2c-76e9-4e70-8dc1-4fbe905310ce/bin/ukojak-Rh5K9KB4LI/witness.graphml [2021-10-29 04:15:12,795 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-29 04:15:12,796 INFO L168 Benchmark]: Toolchain (without parser) took 6357.49 ms. Allocated memory was 83.9 MB in the beginning and 134.2 MB in the end (delta: 50.3 MB). Free memory was 49.0 MB in the beginning and 82.8 MB in the end (delta: -33.8 MB). Peak memory consumption was 15.8 MB. Max. memory is 16.1 GB. [2021-10-29 04:15:12,797 INFO L168 Benchmark]: CDTParser took 0.25 ms. Allocated memory is still 83.9 MB. Free memory was 63.7 MB in the beginning and 63.7 MB in the end (delta: 29.8 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-29 04:15:12,798 INFO L168 Benchmark]: CACSL2BoogieTranslator took 547.06 ms. Allocated memory was 83.9 MB in the beginning and 100.7 MB in the end (delta: 16.8 MB). Free memory was 48.7 MB in the beginning and 70.1 MB in the end (delta: -21.4 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2021-10-29 04:15:12,798 INFO L168 Benchmark]: Boogie Procedure Inliner took 84.75 ms. Allocated memory is still 100.7 MB. Free memory was 70.1 MB in the beginning and 67.6 MB in the end (delta: 2.6 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-29 04:15:12,798 INFO L168 Benchmark]: Boogie Preprocessor took 61.75 ms. Allocated memory is still 100.7 MB. Free memory was 67.6 MB in the beginning and 65.9 MB in the end (delta: 1.6 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-29 04:15:12,799 INFO L168 Benchmark]: RCFGBuilder took 1247.08 ms. Allocated memory is still 100.7 MB. Free memory was 65.9 MB in the beginning and 54.0 MB in the end (delta: 11.9 MB). Peak memory consumption was 25.8 MB. Max. memory is 16.1 GB. [2021-10-29 04:15:12,799 INFO L168 Benchmark]: CodeCheck took 4303.37 ms. Allocated memory was 100.7 MB in the beginning and 134.2 MB in the end (delta: 33.6 MB). Free memory was 54.0 MB in the beginning and 87.0 MB in the end (delta: -33.0 MB). Peak memory consumption was 2.9 MB. Max. memory is 16.1 GB. [2021-10-29 04:15:12,800 INFO L168 Benchmark]: Witness Printer took 107.60 ms. Allocated memory is still 134.2 MB. Free memory was 87.0 MB in the beginning and 82.8 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2021-10-29 04:15:12,802 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 6 procedures, 38 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 4.0s, OverallIterations: 17, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 1292964 SDtfs, 506924 SDslu, 868892 SDs, 0 SdLazy, 1117852 SolverSat, 405428 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 4.7s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 4288 GetRequests, 4214 SyntacticMatches, 2 SemanticMatches, 72 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1467 ImplicationChecksByTransitivity, 1.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.5s SatisfiabilityAnalysisTime, 1.0s InterpolantComputationTime, 504 NumberOfCodeBlocks, 504 NumberOfCodeBlocksAsserted, 16 NumberOfCheckSat, 488 ConstructedInterpolants, 0 QuantifiedInterpolants, 909 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 16 InterpolantComputations, 13 PerfectInterpolantSequences, 174/177 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: 408]: 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: 200]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 383]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 502]: Loop Invariant Derived loop invariant: !(tmp == 0) || tmp == methaneLevelCritical - InvariantResult [Line: 140]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 347]: Loop Invariant Derived loop invariant: (pumpRunning == 0 || methaneLevelCritical == 0) || !(splverifierCounter == 0) - InvariantResult [Line: 346]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 52]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 140]: Loop Invariant Derived loop invariant: pumpRunning == 0 && methaneLevelCritical == 0 - InvariantResult [Line: 62]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 502]: Loop Invariant Derived loop invariant: pumpRunning == 0 || methaneLevelCritical == 0 - InvariantResult [Line: 367]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25 ms. Allocated memory is still 83.9 MB. Free memory was 63.7 MB in the beginning and 63.7 MB in the end (delta: 29.8 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 547.06 ms. Allocated memory was 83.9 MB in the beginning and 100.7 MB in the end (delta: 16.8 MB). Free memory was 48.7 MB in the beginning and 70.1 MB in the end (delta: -21.4 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 84.75 ms. Allocated memory is still 100.7 MB. Free memory was 70.1 MB in the beginning and 67.6 MB in the end (delta: 2.6 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 61.75 ms. Allocated memory is still 100.7 MB. Free memory was 67.6 MB in the beginning and 65.9 MB in the end (delta: 1.6 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 1247.08 ms. Allocated memory is still 100.7 MB. Free memory was 65.9 MB in the beginning and 54.0 MB in the end (delta: 11.9 MB). Peak memory consumption was 25.8 MB. Max. memory is 16.1 GB. * CodeCheck took 4303.37 ms. Allocated memory was 100.7 MB in the beginning and 134.2 MB in the end (delta: 33.6 MB). Free memory was 54.0 MB in the beginning and 87.0 MB in the end (delta: -33.0 MB). Peak memory consumption was 2.9 MB. Max. memory is 16.1 GB. * Witness Printer took 107.60 ms. Allocated memory is still 134.2 MB. Free memory was 87.0 MB in the beginning and 82.8 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. RESULT: Ultimate proved your program to be correct! [2021-10-29 04:15:12,853 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a032b2c-76e9-4e70-8dc1-4fbe905310ce/bin/ukojak-Rh5K9KB4LI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...