./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec1_product01.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version aef121e0 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f3f1c43-61df-4b78-891f-79ba34fe26ad/bin/ukojak-LBtLqBUTdQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f3f1c43-61df-4b78-891f-79ba34fe26ad/bin/ukojak-LBtLqBUTdQ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f3f1c43-61df-4b78-891f-79ba34fe26ad/bin/ukojak-LBtLqBUTdQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f3f1c43-61df-4b78-891f-79ba34fe26ad/bin/ukojak-LBtLqBUTdQ/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec1_product01.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f3f1c43-61df-4b78-891f-79ba34fe26ad/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f3f1c43-61df-4b78-891f-79ba34fe26ad/bin/ukojak-LBtLqBUTdQ --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 99b1c4ff00a6d3ebd68813fe778a41b4773908627841ec70b8d8c02c48a5a463 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-23 00:37:47,123 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 00:37:47,127 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 00:37:47,181 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 00:37:47,182 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 00:37:47,186 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 00:37:47,188 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 00:37:47,192 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 00:37:47,195 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 00:37:47,202 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 00:37:47,204 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 00:37:47,205 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 00:37:47,206 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 00:37:47,208 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 00:37:47,211 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 00:37:47,216 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 00:37:47,218 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 00:37:47,219 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 00:37:47,222 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 00:37:47,230 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 00:37:47,232 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 00:37:47,233 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 00:37:47,236 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 00:37:47,237 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 00:37:47,246 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 00:37:47,246 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 00:37:47,247 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 00:37:47,249 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 00:37:47,249 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 00:37:47,251 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 00:37:47,251 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 00:37:47,252 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 00:37:47,254 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 00:37:47,255 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 00:37:47,256 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 00:37:47,257 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 00:37:47,257 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 00:37:47,258 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 00:37:47,258 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 00:37:47,259 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 00:37:47,259 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 00:37:47,260 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f3f1c43-61df-4b78-891f-79ba34fe26ad/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 00:37:47,302 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 00:37:47,302 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 00:37:47,303 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 00:37:47,304 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 00:37:47,304 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 00:37:47,305 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 00:37:47,305 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 00:37:47,305 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 00:37:47,311 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 00:37:47,312 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 00:37:47,313 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 00:37:47,313 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 00:37:47,313 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 00:37:47,313 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 00:37:47,314 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 00:37:47,314 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 00:37:47,314 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 00:37:47,314 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 00:37:47,314 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 00:37:47,315 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 00:37:47,315 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 00:37:47,315 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 00:37:47,315 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 00:37:47,315 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 00:37:47,316 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 00:37:47,316 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 00:37:47,316 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 00:37:47,316 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 00:37:47,316 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_7f3f1c43-61df-4b78-891f-79ba34fe26ad/bin/ukojak-LBtLqBUTdQ/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f3f1c43-61df-4b78-891f-79ba34fe26ad/bin/ukojak-LBtLqBUTdQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 99b1c4ff00a6d3ebd68813fe778a41b4773908627841ec70b8d8c02c48a5a463 [2021-11-23 00:37:47,637 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 00:37:47,657 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 00:37:47,660 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 00:37:47,661 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 00:37:47,662 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 00:37:47,663 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f3f1c43-61df-4b78-891f-79ba34fe26ad/bin/ukojak-LBtLqBUTdQ/../../sv-benchmarks/c/product-lines/minepump_spec1_product01.cil.c [2021-11-23 00:37:47,719 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f3f1c43-61df-4b78-891f-79ba34fe26ad/bin/ukojak-LBtLqBUTdQ/data/ce2098f1a/bbc1faed425a43099942b1fa8d5156af/FLAG84302638f [2021-11-23 00:37:48,377 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 00:37:48,378 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f3f1c43-61df-4b78-891f-79ba34fe26ad/sv-benchmarks/c/product-lines/minepump_spec1_product01.cil.c [2021-11-23 00:37:48,391 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f3f1c43-61df-4b78-891f-79ba34fe26ad/bin/ukojak-LBtLqBUTdQ/data/ce2098f1a/bbc1faed425a43099942b1fa8d5156af/FLAG84302638f [2021-11-23 00:37:48,629 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f3f1c43-61df-4b78-891f-79ba34fe26ad/bin/ukojak-LBtLqBUTdQ/data/ce2098f1a/bbc1faed425a43099942b1fa8d5156af [2021-11-23 00:37:48,631 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 00:37:48,634 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 00:37:48,638 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 00:37:48,638 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 00:37:48,641 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 00:37:48,642 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 12:37:48" (1/1) ... [2021-11-23 00:37:48,644 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5b7ddefd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:37:48, skipping insertion in model container [2021-11-23 00:37:48,645 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 12:37:48" (1/1) ... [2021-11-23 00:37:48,652 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 00:37:48,720 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 00:37:49,062 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f3f1c43-61df-4b78-891f-79ba34fe26ad/sv-benchmarks/c/product-lines/minepump_spec1_product01.cil.c[7046,7059] [2021-11-23 00:37:49,130 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 00:37:49,139 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 00:37:49,174 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f3f1c43-61df-4b78-891f-79ba34fe26ad/sv-benchmarks/c/product-lines/minepump_spec1_product01.cil.c[7046,7059] [2021-11-23 00:37:49,222 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 00:37:49,240 INFO L208 MainTranslator]: Completed translation [2021-11-23 00:37:49,240 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:37:49 WrapperNode [2021-11-23 00:37:49,240 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 00:37:49,241 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 00:37:49,242 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 00:37:49,242 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 00:37:49,249 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:37:49" (1/1) ... [2021-11-23 00:37:49,265 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:37:49" (1/1) ... [2021-11-23 00:37:49,290 INFO L137 Inliner]: procedures = 49, calls = 144, calls flagged for inlining = 16, calls inlined = 13, statements flattened = 180 [2021-11-23 00:37:49,290 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 00:37:49,291 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 00:37:49,291 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 00:37:49,291 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 00:37:49,300 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:37:49" (1/1) ... [2021-11-23 00:37:49,300 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:37:49" (1/1) ... [2021-11-23 00:37:49,318 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:37:49" (1/1) ... [2021-11-23 00:37:49,319 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:37:49" (1/1) ... [2021-11-23 00:37:49,325 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:37:49" (1/1) ... [2021-11-23 00:37:49,329 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:37:49" (1/1) ... [2021-11-23 00:37:49,342 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:37:49" (1/1) ... [2021-11-23 00:37:49,345 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 00:37:49,346 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 00:37:49,346 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 00:37:49,346 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 00:37:49,347 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:37:49" (1/1) ... [2021-11-23 00:37:49,363 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 00:37:49,375 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f3f1c43-61df-4b78-891f-79ba34fe26ad/bin/ukojak-LBtLqBUTdQ/z3 [2021-11-23 00:37:49,391 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f3f1c43-61df-4b78-891f-79ba34fe26ad/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 00:37:49,394 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f3f1c43-61df-4b78-891f-79ba34fe26ad/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 00:37:49,431 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 00:37:49,431 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2021-11-23 00:37:49,432 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2021-11-23 00:37:49,434 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2021-11-23 00:37:49,435 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2021-11-23 00:37:49,435 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2021-11-23 00:37:49,435 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2021-11-23 00:37:49,435 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2021-11-23 00:37:49,435 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2021-11-23 00:37:49,435 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 00:37:49,436 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2021-11-23 00:37:49,436 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2021-11-23 00:37:49,436 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 00:37:49,436 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 00:37:49,547 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 00:37:49,557 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 00:37:49,917 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 00:37:50,020 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-23 00:37:50,023 INFO L301 CfgBuilder]: Removed 2 assume(true) statements. [2021-11-23 00:37:50,027 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 12:37:50 BoogieIcfgContainer [2021-11-23 00:37:50,027 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-23 00:37:50,029 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-23 00:37:50,029 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-23 00:37:50,039 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-23 00:37:50,039 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 12:37:50" (1/1) ... [2021-11-23 00:37:50,050 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 00:37:50,121 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:37:50,130 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 39 states and 49 transitions. [2021-11-23 00:37:50,131 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 49 transitions. [2021-11-23 00:37:50,137 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 00:37:50,137 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:37:50,138 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:37:50,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:37:50,337 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:37:50,378 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:37:50,381 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 39 states and 47 transitions. [2021-11-23 00:37:50,382 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 47 transitions. [2021-11-23 00:37:50,383 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 00:37:50,383 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:37:50,384 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:37:50,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:37:50,513 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:37:50,544 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:37:50,546 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 41 states and 50 transitions. [2021-11-23 00:37:50,546 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 50 transitions. [2021-11-23 00:37:50,548 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 00:37:50,548 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:37:50,549 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:37:50,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:37:50,738 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:37:50,955 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:37:50,958 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 52 states and 70 transitions. [2021-11-23 00:37:50,958 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 70 transitions. [2021-11-23 00:37:50,959 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-23 00:37:50,960 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:37:50,960 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:37:51,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:37:51,049 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:37:51,073 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:37:51,075 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 53 states and 71 transitions. [2021-11-23 00:37:51,076 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 71 transitions. [2021-11-23 00:37:51,078 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-23 00:37:51,079 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:37:51,079 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:37:51,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:37:51,222 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:37:51,751 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:37:51,753 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 66 states and 95 transitions. [2021-11-23 00:37:51,753 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 95 transitions. [2021-11-23 00:37:51,755 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 00:37:51,755 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:37:51,756 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:37:51,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:37:51,848 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:37:51,864 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:37:51,869 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 67 states and 96 transitions. [2021-11-23 00:37:51,870 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 96 transitions. [2021-11-23 00:37:51,876 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-23 00:37:51,876 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:37:51,877 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:37:51,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:37:51,942 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 00:37:52,057 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:37:52,063 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 72 states and 107 transitions. [2021-11-23 00:37:52,063 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 107 transitions. [2021-11-23 00:37:52,067 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-11-23 00:37:52,067 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:37:52,068 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:37:52,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:37:52,120 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 00:37:52,139 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:37:52,145 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 73 states and 108 transitions. [2021-11-23 00:37:52,145 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 108 transitions. [2021-11-23 00:37:52,151 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-11-23 00:37:52,151 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:37:52,152 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:37:52,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:37:52,348 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 00:37:52,935 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:37:52,936 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 76 states and 113 transitions. [2021-11-23 00:37:52,936 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 113 transitions. [2021-11-23 00:37:52,937 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-23 00:37:52,937 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:37:52,938 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:37:52,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:37:52,971 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 00:37:53,135 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:37:53,137 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 121 states to 79 states and 119 transitions. [2021-11-23 00:37:53,137 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 119 transitions. [2021-11-23 00:37:53,138 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-11-23 00:37:53,138 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:37:53,138 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:37:53,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:37:53,179 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 00:37:53,203 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:37:53,204 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 81 states and 121 transitions. [2021-11-23 00:37:53,204 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 121 transitions. [2021-11-23 00:37:53,205 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-23 00:37:53,205 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:37:53,206 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:37:53,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:37:53,249 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 00:37:53,325 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:37:53,326 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 84 states and 126 transitions. [2021-11-23 00:37:53,326 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 126 transitions. [2021-11-23 00:37:53,327 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-11-23 00:37:53,327 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:37:53,327 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:37:53,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:37:53,372 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 00:37:53,385 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:37:53,386 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 85 states and 127 transitions. [2021-11-23 00:37:53,386 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 127 transitions. [2021-11-23 00:37:53,387 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-23 00:37:53,387 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:37:53,387 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:37:53,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:37:53,450 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2021-11-23 00:37:53,465 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:37:53,467 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 88 states and 132 transitions. [2021-11-23 00:37:53,468 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 132 transitions. [2021-11-23 00:37:53,469 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-23 00:37:53,469 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:37:53,470 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:37:53,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:37:53,530 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2021-11-23 00:37:53,549 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:37:53,550 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 137 states to 89 states and 133 transitions. [2021-11-23 00:37:53,550 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 133 transitions. [2021-11-23 00:37:53,551 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-23 00:37:53,551 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:37:53,551 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:37:53,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:37:53,613 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2021-11-23 00:37:53,628 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:37:53,629 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 39 states and 48 transitions. [2021-11-23 00:37:53,629 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 48 transitions. [2021-11-23 00:37:53,630 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-11-23 00:37:53,630 WARN L419 CodeCheckObserver]: This Program is SAFE, Check terminated with 17 iterations. [2021-11-23 00:37:53,640 INFO L754 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2021-11-23 00:37:53,720 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-23 00:37:53,724 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-23 00:37:53,724 INFO L560 CodeCheckObserver]: Invariant with dag size 7 [2021-11-23 00:37:53,728 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-23 00:37:53,728 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-23 00:37:53,728 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-23 00:37:53,728 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-23 00:37:53,728 INFO L560 CodeCheckObserver]: Invariant with dag size 9 [2021-11-23 00:37:53,729 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-23 00:37:53,729 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-23 00:37:53,729 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-23 00:37:53,729 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-23 00:37:53,730 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 23.11 12:37:53 ImpRootNode [2021-11-23 00:37:53,730 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2021-11-23 00:37:53,731 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-11-23 00:37:53,731 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-11-23 00:37:53,731 INFO L275 PluginConnector]: Witness Printer initialized [2021-11-23 00:37:53,731 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 12:37:50" (3/4) ... [2021-11-23 00:37:53,734 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-11-23 00:37:53,740 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2021-11-23 00:37:53,740 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneLevelCritical [2021-11-23 00:37:53,740 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2021-11-23 00:37:53,740 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2021-11-23 00:37:53,740 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2021-11-23 00:37:53,750 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 66 nodes and edges [2021-11-23 00:37:53,751 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 26 nodes and edges [2021-11-23 00:37:53,753 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 12 nodes and edges [2021-11-23 00:37:53,753 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2021-11-23 00:37:53,753 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-11-23 00:37:53,754 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-11-23 00:37:53,754 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-11-23 00:37:53,840 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f3f1c43-61df-4b78-891f-79ba34fe26ad/bin/ukojak-LBtLqBUTdQ/witness.graphml [2021-11-23 00:37:53,841 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-11-23 00:37:53,842 INFO L158 Benchmark]: Toolchain (without parser) took 5207.80ms. Allocated memory was 100.7MB in the beginning and 121.6MB in the end (delta: 21.0MB). Free memory was 62.2MB in the beginning and 70.8MB in the end (delta: -8.7MB). Peak memory consumption was 12.9MB. Max. memory is 16.1GB. [2021-11-23 00:37:53,843 INFO L158 Benchmark]: CDTParser took 0.28ms. Allocated memory is still 100.7MB. Free memory was 79.2MB in the beginning and 79.2MB in the end (delta: 38.9kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 00:37:53,843 INFO L158 Benchmark]: CACSL2BoogieTranslator took 602.88ms. Allocated memory is still 100.7MB. Free memory was 62.0MB in the beginning and 66.5MB in the end (delta: -4.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-11-23 00:37:53,843 INFO L158 Benchmark]: Boogie Procedure Inliner took 48.73ms. Allocated memory is still 100.7MB. Free memory was 66.5MB in the beginning and 64.4MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 00:37:53,844 INFO L158 Benchmark]: Boogie Preprocessor took 54.33ms. Allocated memory is still 100.7MB. Free memory was 64.4MB in the beginning and 62.9MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 00:37:53,844 INFO L158 Benchmark]: RCFGBuilder took 681.85ms. Allocated memory is still 100.7MB. Free memory was 62.6MB in the beginning and 45.4MB in the end (delta: 17.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2021-11-23 00:37:53,844 INFO L158 Benchmark]: CodeCheck took 3701.22ms. Allocated memory was 100.7MB in the beginning and 121.6MB in the end (delta: 21.0MB). Free memory was 45.4MB in the beginning and 76.1MB in the end (delta: -30.7MB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 00:37:53,844 INFO L158 Benchmark]: Witness Printer took 111.08ms. Allocated memory is still 121.6MB. Free memory was 76.1MB in the beginning and 70.8MB in the end (delta: 5.2MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2021-11-23 00:37:53,846 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, 39 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 3.6s, 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: 0 mSolverCounterUnknown, 2085 SdHoareTripleChecker+Valid, 4.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 851 mSDsluCounter, 2085 SdHoareTripleChecker+Invalid, 3.3s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 1497 mSDsCounter, 754 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 2281 IncrementalHoareTripleChecker+Invalid, 3035 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 754 mSolverCounterUnsat, 800 mSDtfsCounter, 2281 mSolverCounterSat, 0.3s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 4259 GetRequests, 4185 SyntacticMatches, 4 SemanticMatches, 70 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1388 ImplicationChecksByTransitivity, 1.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.1s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 0.9s InterpolantComputationTime, 504 NumberOfCodeBlocks, 504 NumberOfCodeBlocksAsserted, 16 NumberOfCheckSat, 488 ConstructedInterpolants, 0 QuantifiedInterpolants, 969 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 16 InterpolantComputations, 15 PerfectInterpolantSequences, 176/177 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: 480]: 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: 394]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 280]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 458]: Loop Invariant Derived loop invariant: !(tmp == 0) || tmp == methaneLevelCritical - InvariantResult [Line: 480]: 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: 1 - InvariantResult [Line: 140]: Loop Invariant Derived loop invariant: (pumpRunning == 0 && methaneLevelCritical == 0) && tmp == 1 - InvariantResult [Line: 384]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 450]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 62]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 393]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28ms. Allocated memory is still 100.7MB. Free memory was 79.2MB in the beginning and 79.2MB in the end (delta: 38.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 602.88ms. Allocated memory is still 100.7MB. Free memory was 62.0MB in the beginning and 66.5MB in the end (delta: -4.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 48.73ms. Allocated memory is still 100.7MB. Free memory was 66.5MB in the beginning and 64.4MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 54.33ms. Allocated memory is still 100.7MB. Free memory was 64.4MB in the beginning and 62.9MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 681.85ms. Allocated memory is still 100.7MB. Free memory was 62.6MB in the beginning and 45.4MB in the end (delta: 17.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 3701.22ms. Allocated memory was 100.7MB in the beginning and 121.6MB in the end (delta: 21.0MB). Free memory was 45.4MB in the beginning and 76.1MB in the end (delta: -30.7MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 111.08ms. Allocated memory is still 121.6MB. Free memory was 76.1MB in the beginning and 70.8MB in the end (delta: 5.2MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2021-11-23 00:37:53,889 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f3f1c43-61df-4b78-891f-79ba34fe26ad/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE