./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec3_product06.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_73076670-403e-48a0-9968-b7d50fdf0d71/bin/ukojak-Rh5K9KB4LI/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_73076670-403e-48a0-9968-b7d50fdf0d71/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_73076670-403e-48a0-9968-b7d50fdf0d71/bin/ukojak-Rh5K9KB4LI/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_73076670-403e-48a0-9968-b7d50fdf0d71/bin/ukojak-Rh5K9KB4LI/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec3_product06.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_73076670-403e-48a0-9968-b7d50fdf0d71/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_73076670-403e-48a0-9968-b7d50fdf0d71/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 af4f743cc6be4267a21638b2aaf4488875c5d1d37960e5576634d1fd02e8bed4 ............................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE --- Real Ultimate output --- This is Ultimate 0.2.1-dev-b2eff8b [2021-10-29 04:26:22,090 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-29 04:26:22,093 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-29 04:26:22,163 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-29 04:26:22,164 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-29 04:26:22,168 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-29 04:26:22,170 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-29 04:26:22,174 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-29 04:26:22,177 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-29 04:26:22,183 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-29 04:26:22,184 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-29 04:26:22,186 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-29 04:26:22,187 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-29 04:26:22,190 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-29 04:26:22,192 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-29 04:26:22,201 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-29 04:26:22,202 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-29 04:26:22,203 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-29 04:26:22,208 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-29 04:26:22,215 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-29 04:26:22,217 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-29 04:26:22,219 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-29 04:26:22,223 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-29 04:26:22,224 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-29 04:26:22,235 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-29 04:26:22,236 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-29 04:26:22,236 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-29 04:26:22,239 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-29 04:26:22,240 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-29 04:26:22,241 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-29 04:26:22,242 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-29 04:26:22,243 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-29 04:26:22,245 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-29 04:26:22,246 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-29 04:26:22,248 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-29 04:26:22,248 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-29 04:26:22,249 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-29 04:26:22,249 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-29 04:26:22,250 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-29 04:26:22,251 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-29 04:26:22,252 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-29 04:26:22,253 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_73076670-403e-48a0-9968-b7d50fdf0d71/bin/ukojak-Rh5K9KB4LI/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-10-29 04:26:22,300 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-29 04:26:22,301 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-29 04:26:22,302 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-29 04:26:22,302 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-10-29 04:26:22,303 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-29 04:26:22,303 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-29 04:26:22,304 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-29 04:26:22,304 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-29 04:26:22,310 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-29 04:26:22,311 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-29 04:26:22,312 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-29 04:26:22,312 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-29 04:26:22,312 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-29 04:26:22,313 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-29 04:26:22,313 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-29 04:26:22,313 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-29 04:26:22,313 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-29 04:26:22,314 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-29 04:26:22,314 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-10-29 04:26:22,314 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-10-29 04:26:22,314 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-29 04:26:22,315 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-10-29 04:26:22,315 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-29 04:26:22,315 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-29 04:26:22,315 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-29 04:26:22,316 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-10-29 04:26:22,316 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-29 04:26:22,316 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-29 04:26:22,316 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_73076670-403e-48a0-9968-b7d50fdf0d71/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_73076670-403e-48a0-9968-b7d50fdf0d71/bin/ukojak-Rh5K9KB4LI Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> af4f743cc6be4267a21638b2aaf4488875c5d1d37960e5576634d1fd02e8bed4 [2021-10-29 04:26:22,642 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-29 04:26:22,679 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-29 04:26:22,681 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-29 04:26:22,683 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-29 04:26:22,684 INFO L275 PluginConnector]: CDTParser initialized [2021-10-29 04:26:22,685 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_73076670-403e-48a0-9968-b7d50fdf0d71/bin/ukojak-Rh5K9KB4LI/../../sv-benchmarks/c/product-lines/minepump_spec3_product06.cil.c [2021-10-29 04:26:22,764 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_73076670-403e-48a0-9968-b7d50fdf0d71/bin/ukojak-Rh5K9KB4LI/data/ad011619b/75488d2e903d46f0bb8cb56565c916fa/FLAG01cee49f9 [2021-10-29 04:26:23,397 INFO L306 CDTParser]: Found 1 translation units. [2021-10-29 04:26:23,398 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_73076670-403e-48a0-9968-b7d50fdf0d71/sv-benchmarks/c/product-lines/minepump_spec3_product06.cil.c [2021-10-29 04:26:23,410 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_73076670-403e-48a0-9968-b7d50fdf0d71/bin/ukojak-Rh5K9KB4LI/data/ad011619b/75488d2e903d46f0bb8cb56565c916fa/FLAG01cee49f9 [2021-10-29 04:26:23,690 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_73076670-403e-48a0-9968-b7d50fdf0d71/bin/ukojak-Rh5K9KB4LI/data/ad011619b/75488d2e903d46f0bb8cb56565c916fa [2021-10-29 04:26:23,692 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-29 04:26:23,693 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-29 04:26:23,696 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-29 04:26:23,696 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-29 04:26:23,699 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-29 04:26:23,700 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 04:26:23" (1/1) ... [2021-10-29 04:26:23,701 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@158cfb0f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:26:23, skipping insertion in model container [2021-10-29 04:26:23,702 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 04:26:23" (1/1) ... [2021-10-29 04:26:23,710 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-29 04:26:23,779 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-29 04:26:23,962 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_73076670-403e-48a0-9968-b7d50fdf0d71/sv-benchmarks/c/product-lines/minepump_spec3_product06.cil.c[1605,1618] [2021-10-29 04:26:24,117 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-29 04:26:24,127 INFO L203 MainTranslator]: Completed pre-run [2021-10-29 04:26:24,141 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_73076670-403e-48a0-9968-b7d50fdf0d71/sv-benchmarks/c/product-lines/minepump_spec3_product06.cil.c[1605,1618] [2021-10-29 04:26:24,196 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-29 04:26:24,224 INFO L208 MainTranslator]: Completed translation [2021-10-29 04:26:24,234 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:26:24 WrapperNode [2021-10-29 04:26:24,235 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-29 04:26:24,236 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-29 04:26:24,236 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-29 04:26:24,236 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-29 04:26:24,244 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:26:24" (1/1) ... [2021-10-29 04:26:24,261 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:26:24" (1/1) ... [2021-10-29 04:26:24,293 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-29 04:26:24,294 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-29 04:26:24,294 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-29 04:26:24,294 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-29 04:26:24,303 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:26:24" (1/1) ... [2021-10-29 04:26:24,303 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:26:24" (1/1) ... [2021-10-29 04:26:24,307 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:26:24" (1/1) ... [2021-10-29 04:26:24,307 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:26:24" (1/1) ... [2021-10-29 04:26:24,317 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:26:24" (1/1) ... [2021-10-29 04:26:24,323 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:26:24" (1/1) ... [2021-10-29 04:26:24,325 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:26:24" (1/1) ... [2021-10-29 04:26:24,329 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-29 04:26:24,330 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-29 04:26:24,330 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-29 04:26:24,330 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-29 04:26:24,331 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:26:24" (1/1) ... [2021-10-29 04:26:24,338 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-10-29 04:26:24,352 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_73076670-403e-48a0-9968-b7d50fdf0d71/bin/ukojak-Rh5K9KB4LI/z3 [2021-10-29 04:26:24,374 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_73076670-403e-48a0-9968-b7d50fdf0d71/bin/ukojak-Rh5K9KB4LI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-10-29 04:26:24,376 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_73076670-403e-48a0-9968-b7d50fdf0d71/bin/ukojak-Rh5K9KB4LI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-10-29 04:26:24,413 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-29 04:26:24,413 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2021-10-29 04:26:24,413 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2021-10-29 04:26:24,413 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2021-10-29 04:26:24,413 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2021-10-29 04:26:24,414 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2021-10-29 04:26:24,414 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2021-10-29 04:26:24,414 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2021-10-29 04:26:24,414 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2021-10-29 04:26:24,414 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2021-10-29 04:26:24,414 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2021-10-29 04:26:24,414 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-10-29 04:26:24,414 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2021-10-29 04:26:24,415 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2021-10-29 04:26:24,415 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-29 04:26:24,415 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-29 04:26:25,695 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-29 04:26:25,695 INFO L299 CfgBuilder]: Removed 36 assume(true) statements. [2021-10-29 04:26:25,698 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 04:26:25 BoogieIcfgContainer [2021-10-29 04:26:25,698 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-29 04:26:25,699 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-10-29 04:26:25,699 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-10-29 04:26:25,710 INFO L275 PluginConnector]: CodeCheck initialized [2021-10-29 04:26:25,710 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 04:26:25" (1/1) ... [2021-10-29 04:26:25,719 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-29 04:26:25,748 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:26:25,757 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 49 states and 65 transitions. [2021-10-29 04:26:25,758 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 65 transitions. [2021-10-29 04:26:25,763 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-10-29 04:26:25,763 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:26:25,764 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:26:25,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:26:26,057 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 04:26:26,069 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:26:26,071 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 49 states and 63 transitions. [2021-10-29 04:26:26,071 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 63 transitions. [2021-10-29 04:26:26,072 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-10-29 04:26:26,072 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:26:26,073 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:26:26,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:26:26,195 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 04:26:26,213 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:26:26,214 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 51 states and 66 transitions. [2021-10-29 04:26:26,215 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 66 transitions. [2021-10-29 04:26:26,216 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-10-29 04:26:26,216 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:26:26,216 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:26:26,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:26:26,349 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 04:26:26,595 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:26:26,603 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 65 states and 98 transitions. [2021-10-29 04:26:26,603 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 98 transitions. [2021-10-29 04:26:26,609 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-10-29 04:26:26,609 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:26:26,609 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:26:26,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:26:26,766 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 04:26:27,455 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:26:27,456 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 75 states and 125 transitions. [2021-10-29 04:26:27,457 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 125 transitions. [2021-10-29 04:26:27,459 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-10-29 04:26:27,459 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:26:27,459 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:26:27,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:26:27,750 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 04:26:29,252 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:26:29,255 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 167 states to 89 states and 167 transitions. [2021-10-29 04:26:29,255 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 167 transitions. [2021-10-29 04:26:29,258 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-10-29 04:26:29,258 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:26:29,258 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:26:29,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:26:29,352 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 04:26:29,670 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:26:29,673 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 180 states to 93 states and 180 transitions. [2021-10-29 04:26:29,674 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 180 transitions. [2021-10-29 04:26:29,676 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-10-29 04:26:29,676 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:26:29,677 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:26:29,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:26:29,760 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-10-29 04:26:30,414 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:26:30,416 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 197 states to 98 states and 197 transitions. [2021-10-29 04:26:30,416 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 197 transitions. [2021-10-29 04:26:30,418 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-10-29 04:26:30,418 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:26:30,419 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:26:30,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:26:30,472 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 04:26:30,494 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:26:30,496 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 200 states to 100 states and 200 transitions. [2021-10-29 04:26:30,496 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 200 transitions. [2021-10-29 04:26:30,498 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-10-29 04:26:30,499 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:26:30,499 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:26:30,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:26:30,553 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-10-29 04:26:30,638 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:26:30,640 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 202 states to 102 states and 202 transitions. [2021-10-29 04:26:30,640 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 202 transitions. [2021-10-29 04:26:30,642 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-10-29 04:26:30,642 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:26:30,642 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:26:30,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-29 04:26:30,714 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-29 04:26:30,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-29 04:26:31,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-29 04:26:31,026 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-29 04:26:31,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-29 04:26:31,259 WARN L480 CodeCheckObserver]: This program is UNSAFE, Check terminated with 10 iterations. [2021-10-29 04:26:31,450 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 29.10 04:26:31 ImpRootNode [2021-10-29 04:26:31,450 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2021-10-29 04:26:31,456 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-29 04:26:31,456 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-29 04:26:31,456 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-29 04:26:31,457 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 04:26:25" (3/4) ... [2021-10-29 04:26:31,459 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2021-10-29 04:26:31,579 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_73076670-403e-48a0-9968-b7d50fdf0d71/bin/ukojak-Rh5K9KB4LI/witness.graphml [2021-10-29 04:26:31,579 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-29 04:26:31,581 INFO L168 Benchmark]: Toolchain (without parser) took 7886.75 ms. Allocated memory was 98.6 MB in the beginning and 163.6 MB in the end (delta: 65.0 MB). Free memory was 68.3 MB in the beginning and 72.1 MB in the end (delta: -3.8 MB). Peak memory consumption was 60.8 MB. Max. memory is 16.1 GB. [2021-10-29 04:26:31,581 INFO L168 Benchmark]: CDTParser took 0.27 ms. Allocated memory is still 98.6 MB. Free memory is still 55.5 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-29 04:26:31,582 INFO L168 Benchmark]: CACSL2BoogieTranslator took 539.23 ms. Allocated memory is still 98.6 MB. Free memory was 68.1 MB in the beginning and 68.3 MB in the end (delta: -223.3 kB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2021-10-29 04:26:31,584 INFO L168 Benchmark]: Boogie Procedure Inliner took 57.35 ms. Allocated memory is still 98.6 MB. Free memory was 68.3 MB in the beginning and 66.0 MB in the end (delta: 2.3 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2021-10-29 04:26:31,587 INFO L168 Benchmark]: Boogie Preprocessor took 35.21 ms. Allocated memory is still 98.6 MB. Free memory was 66.0 MB in the beginning and 64.2 MB in the end (delta: 1.7 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-29 04:26:31,588 INFO L168 Benchmark]: RCFGBuilder took 1368.52 ms. Allocated memory was 98.6 MB in the beginning and 127.9 MB in the end (delta: 29.4 MB). Free memory was 63.9 MB in the beginning and 79.0 MB in the end (delta: -15.2 MB). Peak memory consumption was 21.6 MB. Max. memory is 16.1 GB. [2021-10-29 04:26:31,590 INFO L168 Benchmark]: CodeCheck took 5756.13 ms. Allocated memory was 127.9 MB in the beginning and 163.6 MB in the end (delta: 35.7 MB). Free memory was 79.0 MB in the beginning and 83.6 MB in the end (delta: -4.6 MB). Peak memory consumption was 31.7 MB. Max. memory is 16.1 GB. [2021-10-29 04:26:31,590 INFO L168 Benchmark]: Witness Printer took 123.91 ms. Allocated memory is still 163.6 MB. Free memory was 83.6 MB in the beginning and 72.1 MB in the end (delta: 11.5 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2021-10-29 04:26:31,598 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 7 procedures, 49 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 5.5s, OverallIterations: 10, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 13888 SDtfs, 4496 SDslu, 10728 SDs, 0 SdLazy, 9914 SolverSat, 3058 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 3.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 2008 GetRequests, 1887 SyntacticMatches, 9 SemanticMatches, 112 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4365 ImplicationChecksByTransitivity, 3.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.5s SatisfiabilityAnalysisTime, 0.8s InterpolantComputationTime, 234 NumberOfCodeBlocks, 234 NumberOfCodeBlocksAsserted, 10 NumberOfCheckSat, 198 ConstructedInterpolants, 0 QuantifiedInterpolants, 508 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 9 InterpolantComputations, 9 PerfectInterpolantSequences, 4/4 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 - CounterExampleResult [Line: 54]: a call to reach_error is reachable a call to reach_error is reachable We found a FailurePath: [L106] int pumpRunning = 0; [L107] int systemActive = 1; [L319] int waterLevel = 1; [L320] int methaneLevelCritical = 0; [L399] int cleanupTimeShifts = 4; [L664] static struct __ACC__ERR *head = (struct __ACC__ERR *)0; [L472] int retValue_acc ; [L473] int tmp ; [L88] int retValue_acc ; [L91] retValue_acc = 1 [L92] return (retValue_acc); [L479] tmp = valid_product() [L481] COND TRUE \read(tmp) [L252] int splverifierCounter ; [L253] int tmp ; [L254] int tmp___0 ; [L255] int tmp___1 ; [L256] int tmp___2 ; [L259] splverifierCounter = 0 VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L261] COND TRUE 1 VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L263] COND TRUE splverifierCounter < 4 [L269] tmp = __VERIFIER_nondet_int() [L271] COND TRUE \read(tmp) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L273] CALL waterRise() VAL [\old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L337] COND TRUE waterLevel < 2 [L338] waterLevel = waterLevel + 1 [L273] RET waterRise() VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L279] tmp___0 = __VERIFIER_nondet_int() [L281] COND FALSE !(\read(tmp___0)) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L289] tmp___2 = __VERIFIER_nondet_int() [L291] COND FALSE !(\read(tmp___2)) [L297] tmp___1 = __VERIFIER_nondet_int() [L299] COND FALSE !(\read(tmp___1)) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L306] CALL timeShift() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L114] COND FALSE !(\read(pumpRunning)) VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L121] COND TRUE \read(systemActive) [L143] int tmp ; VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L146] COND FALSE !(\read(pumpRunning)) VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L161] FCALL processEnvironment__wrappee__base() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L862] int tmp ; [L863] int tmp___0 ; [L864] int tmp___1 ; VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L868] CALL, EXPR isMethaneLevelCritical() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L358] int retValue_acc ; [L361] retValue_acc = methaneLevelCritical [L362] return (retValue_acc); [L868] RET, EXPR isMethaneLevelCritical() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L868] tmp = isMethaneLevelCritical() [L870] COND FALSE !(\read(tmp)) [L390] int retValue_acc ; [L393] retValue_acc = waterLevel [L394] return (retValue_acc); [L874] tmp___0 = getWaterLevel() [L876] COND TRUE tmp___0 == 2 [L195] int retValue_acc ; [L198] retValue_acc = pumpRunning [L199] return (retValue_acc); [L878] tmp___1 = isPumpRunning() [L880] COND FALSE !(\read(tmp___1)) VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L54] reach_error() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27 ms. Allocated memory is still 98.6 MB. Free memory is still 55.5 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 539.23 ms. Allocated memory is still 98.6 MB. Free memory was 68.1 MB in the beginning and 68.3 MB in the end (delta: -223.3 kB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 57.35 ms. Allocated memory is still 98.6 MB. Free memory was 68.3 MB in the beginning and 66.0 MB in the end (delta: 2.3 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 35.21 ms. Allocated memory is still 98.6 MB. Free memory was 66.0 MB in the beginning and 64.2 MB in the end (delta: 1.7 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 1368.52 ms. Allocated memory was 98.6 MB in the beginning and 127.9 MB in the end (delta: 29.4 MB). Free memory was 63.9 MB in the beginning and 79.0 MB in the end (delta: -15.2 MB). Peak memory consumption was 21.6 MB. Max. memory is 16.1 GB. * CodeCheck took 5756.13 ms. Allocated memory was 127.9 MB in the beginning and 163.6 MB in the end (delta: 35.7 MB). Free memory was 79.0 MB in the beginning and 83.6 MB in the end (delta: -4.6 MB). Peak memory consumption was 31.7 MB. Max. memory is 16.1 GB. * Witness Printer took 123.91 ms. Allocated memory is still 163.6 MB. Free memory was 83.6 MB in the beginning and 72.1 MB in the end (delta: 11.5 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. RESULT: Ultimate proved your program to be incorrect! [2021-10-29 04:26:31,646 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_73076670-403e-48a0-9968-b7d50fdf0d71/bin/ukojak-Rh5K9KB4LI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...