./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec1_product50.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_e7d32f0b-9eeb-44bc-b96c-f7052a023b48/bin/ukojak-Rh5K9KB4LI/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7d32f0b-9eeb-44bc-b96c-f7052a023b48/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_e7d32f0b-9eeb-44bc-b96c-f7052a023b48/bin/ukojak-Rh5K9KB4LI/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7d32f0b-9eeb-44bc-b96c-f7052a023b48/bin/ukojak-Rh5K9KB4LI/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec1_product50.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7d32f0b-9eeb-44bc-b96c-f7052a023b48/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_e7d32f0b-9eeb-44bc-b96c-f7052a023b48/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 7291fd5b9449f17989061ec30bdd7b74e8732c40c8095270267a47672f4a66be ..................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 03:20:02,393 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-29 03:20:02,396 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-29 03:20:02,429 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-29 03:20:02,429 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-29 03:20:02,431 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-29 03:20:02,432 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-29 03:20:02,435 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-29 03:20:02,437 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-29 03:20:02,439 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-29 03:20:02,440 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-29 03:20:02,441 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-29 03:20:02,442 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-29 03:20:02,443 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-29 03:20:02,445 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-29 03:20:02,447 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-29 03:20:02,448 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-29 03:20:02,449 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-29 03:20:02,451 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-29 03:20:02,454 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-29 03:20:02,456 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-29 03:20:02,457 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-29 03:20:02,459 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-29 03:20:02,460 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-29 03:20:02,464 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-29 03:20:02,464 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-29 03:20:02,464 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-29 03:20:02,466 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-29 03:20:02,466 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-29 03:20:02,467 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-29 03:20:02,468 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-29 03:20:02,469 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-29 03:20:02,470 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-29 03:20:02,471 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-29 03:20:02,472 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-29 03:20:02,473 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-29 03:20:02,474 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-29 03:20:02,474 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-29 03:20:02,474 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-29 03:20:02,476 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-29 03:20:02,476 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-29 03:20:02,478 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7d32f0b-9eeb-44bc-b96c-f7052a023b48/bin/ukojak-Rh5K9KB4LI/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-10-29 03:20:02,501 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-29 03:20:02,502 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-29 03:20:02,503 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-29 03:20:02,503 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-10-29 03:20:02,504 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-29 03:20:02,504 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-29 03:20:02,504 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-29 03:20:02,505 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-29 03:20:02,505 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-29 03:20:02,505 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-29 03:20:02,505 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-29 03:20:02,506 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-29 03:20:02,506 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-29 03:20:02,506 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-29 03:20:02,507 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-29 03:20:02,507 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-29 03:20:02,507 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-29 03:20:02,507 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-29 03:20:02,508 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-10-29 03:20:02,508 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-10-29 03:20:02,508 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-29 03:20:02,508 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-10-29 03:20:02,509 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-29 03:20:02,509 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-29 03:20:02,509 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-29 03:20:02,510 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-10-29 03:20:02,510 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-29 03:20:02,510 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-29 03:20:02,511 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_e7d32f0b-9eeb-44bc-b96c-f7052a023b48/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7d32f0b-9eeb-44bc-b96c-f7052a023b48/bin/ukojak-Rh5K9KB4LI Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7291fd5b9449f17989061ec30bdd7b74e8732c40c8095270267a47672f4a66be [2021-10-29 03:20:02,793 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-29 03:20:02,823 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-29 03:20:02,827 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-29 03:20:02,829 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-29 03:20:02,830 INFO L275 PluginConnector]: CDTParser initialized [2021-10-29 03:20:02,833 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7d32f0b-9eeb-44bc-b96c-f7052a023b48/bin/ukojak-Rh5K9KB4LI/../../sv-benchmarks/c/product-lines/minepump_spec1_product50.cil.c [2021-10-29 03:20:02,907 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7d32f0b-9eeb-44bc-b96c-f7052a023b48/bin/ukojak-Rh5K9KB4LI/data/c8399fcc6/9b47b9b9e67448adbaff69f713fa9a57/FLAG150542283 [2021-10-29 03:20:03,391 INFO L306 CDTParser]: Found 1 translation units. [2021-10-29 03:20:03,395 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7d32f0b-9eeb-44bc-b96c-f7052a023b48/sv-benchmarks/c/product-lines/minepump_spec1_product50.cil.c [2021-10-29 03:20:03,407 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7d32f0b-9eeb-44bc-b96c-f7052a023b48/bin/ukojak-Rh5K9KB4LI/data/c8399fcc6/9b47b9b9e67448adbaff69f713fa9a57/FLAG150542283 [2021-10-29 03:20:03,727 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7d32f0b-9eeb-44bc-b96c-f7052a023b48/bin/ukojak-Rh5K9KB4LI/data/c8399fcc6/9b47b9b9e67448adbaff69f713fa9a57 [2021-10-29 03:20:03,729 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-29 03:20:03,731 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-29 03:20:03,733 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-29 03:20:03,734 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-29 03:20:03,748 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-29 03:20:03,749 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 03:20:03" (1/1) ... [2021-10-29 03:20:03,751 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3a15e2e6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:20:03, skipping insertion in model container [2021-10-29 03:20:03,751 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 03:20:03" (1/1) ... [2021-10-29 03:20:03,763 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-29 03:20:03,817 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-29 03:20:03,995 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_e7d32f0b-9eeb-44bc-b96c-f7052a023b48/sv-benchmarks/c/product-lines/minepump_spec1_product50.cil.c[6254,6267] [2021-10-29 03:20:04,090 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-29 03:20:04,099 INFO L203 MainTranslator]: Completed pre-run [2021-10-29 03:20:04,163 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_e7d32f0b-9eeb-44bc-b96c-f7052a023b48/sv-benchmarks/c/product-lines/minepump_spec1_product50.cil.c[6254,6267] [2021-10-29 03:20:04,200 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-29 03:20:04,225 INFO L208 MainTranslator]: Completed translation [2021-10-29 03:20:04,227 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:20:04 WrapperNode [2021-10-29 03:20:04,227 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-29 03:20:04,229 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-29 03:20:04,229 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-29 03:20:04,231 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-29 03:20:04,241 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:20:04" (1/1) ... [2021-10-29 03:20:04,257 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:20:04" (1/1) ... [2021-10-29 03:20:04,295 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-29 03:20:04,296 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-29 03:20:04,296 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-29 03:20:04,296 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-29 03:20:04,308 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:20:04" (1/1) ... [2021-10-29 03:20:04,308 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:20:04" (1/1) ... [2021-10-29 03:20:04,316 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:20:04" (1/1) ... [2021-10-29 03:20:04,316 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:20:04" (1/1) ... [2021-10-29 03:20:04,325 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:20:04" (1/1) ... [2021-10-29 03:20:04,331 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:20:04" (1/1) ... [2021-10-29 03:20:04,333 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:20:04" (1/1) ... [2021-10-29 03:20:04,337 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-29 03:20:04,338 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-29 03:20:04,338 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-29 03:20:04,339 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-29 03:20:04,352 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:20:04" (1/1) ... [2021-10-29 03:20:04,359 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-10-29 03:20:04,373 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7d32f0b-9eeb-44bc-b96c-f7052a023b48/bin/ukojak-Rh5K9KB4LI/z3 [2021-10-29 03:20:04,396 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7d32f0b-9eeb-44bc-b96c-f7052a023b48/bin/ukojak-Rh5K9KB4LI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-10-29 03:20:04,439 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7d32f0b-9eeb-44bc-b96c-f7052a023b48/bin/ukojak-Rh5K9KB4LI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-10-29 03:20:04,472 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-29 03:20:04,473 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2021-10-29 03:20:04,473 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2021-10-29 03:20:04,473 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2021-10-29 03:20:04,474 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2021-10-29 03:20:04,474 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2021-10-29 03:20:04,475 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2021-10-29 03:20:04,475 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2021-10-29 03:20:04,475 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2021-10-29 03:20:04,475 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2021-10-29 03:20:04,475 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2021-10-29 03:20:04,476 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2021-10-29 03:20:04,476 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2021-10-29 03:20:04,477 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-10-29 03:20:04,477 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2021-10-29 03:20:04,477 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2021-10-29 03:20:04,477 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-29 03:20:04,477 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-29 03:20:05,869 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-29 03:20:05,869 INFO L299 CfgBuilder]: Removed 42 assume(true) statements. [2021-10-29 03:20:05,872 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 03:20:05 BoogieIcfgContainer [2021-10-29 03:20:05,872 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-29 03:20:05,873 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-10-29 03:20:05,874 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-10-29 03:20:05,884 INFO L275 PluginConnector]: CodeCheck initialized [2021-10-29 03:20:05,884 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 03:20:05" (1/1) ... [2021-10-29 03:20:05,894 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-29 03:20:05,954 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:20:05,967 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 53 states and 70 transitions. [2021-10-29 03:20:05,968 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 70 transitions. [2021-10-29 03:20:05,992 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-10-29 03:20:05,992 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:20:05,993 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:20:06,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:20:06,261 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 03:20:06,275 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:20:06,276 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 53 states and 68 transitions. [2021-10-29 03:20:06,276 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 68 transitions. [2021-10-29 03:20:06,278 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-10-29 03:20:06,278 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:20:06,278 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:20:06,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:20:06,409 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 03:20:06,426 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:20:06,428 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 55 states and 71 transitions. [2021-10-29 03:20:06,428 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 71 transitions. [2021-10-29 03:20:06,429 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-10-29 03:20:06,429 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:20:06,429 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:20:06,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:20:06,580 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:20:06,797 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:20:06,798 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 64 states and 88 transitions. [2021-10-29 03:20:06,798 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 88 transitions. [2021-10-29 03:20:06,800 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-10-29 03:20:06,800 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:20:06,800 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:20:06,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:20:07,065 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 03:20:07,634 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:20:07,636 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 78 states and 119 transitions. [2021-10-29 03:20:07,637 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 119 transitions. [2021-10-29 03:20:07,638 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-10-29 03:20:07,638 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:20:07,639 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:20:07,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:20:07,790 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 03:20:08,800 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:20:08,802 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 154 states to 93 states and 152 transitions. [2021-10-29 03:20:08,803 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 152 transitions. [2021-10-29 03:20:08,805 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-10-29 03:20:08,805 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:20:08,806 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:20:08,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:20:08,880 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 03:20:08,943 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:20:08,952 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 156 states to 95 states and 154 transitions. [2021-10-29 03:20:08,952 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 154 transitions. [2021-10-29 03:20:08,959 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-10-29 03:20:08,959 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:20:08,960 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:20:08,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:20:09,042 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 03:20:09,148 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:20:09,150 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 172 states to 103 states and 170 transitions. [2021-10-29 03:20:09,150 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 170 transitions. [2021-10-29 03:20:09,152 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-10-29 03:20:09,152 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:20:09,153 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:20:09,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:20:09,197 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 03:20:09,302 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:20:09,304 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 181 states to 109 states and 179 transitions. [2021-10-29 03:20:09,304 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 179 transitions. [2021-10-29 03:20:09,308 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-10-29 03:20:09,308 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:20:09,308 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:20:09,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:20:09,438 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 03:20:09,563 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:20:09,564 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 191 states to 111 states and 186 transitions. [2021-10-29 03:20:09,565 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 186 transitions. [2021-10-29 03:20:09,566 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-10-29 03:20:09,566 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:20:09,566 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:20:09,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:20:09,825 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 03:20:11,374 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:20:11,375 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 231 states to 125 states and 225 transitions. [2021-10-29 03:20:11,375 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 225 transitions. [2021-10-29 03:20:11,379 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-10-29 03:20:11,379 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:20:11,379 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:20:11,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:20:11,498 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 03:20:11,845 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:20:11,847 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 233 states to 126 states and 227 transitions. [2021-10-29 03:20:11,847 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 227 transitions. [2021-10-29 03:20:11,848 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-10-29 03:20:11,848 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:20:11,849 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:20:11,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:20:11,893 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 03:20:12,329 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:20:12,330 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 240 states to 126 states and 225 transitions. [2021-10-29 03:20:12,330 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 225 transitions. [2021-10-29 03:20:12,331 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-10-29 03:20:12,331 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:20:12,332 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:20:12,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:20:12,374 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 03:20:12,556 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:20:12,558 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 251 states to 131 states and 236 transitions. [2021-10-29 03:20:12,558 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 236 transitions. [2021-10-29 03:20:12,559 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-10-29 03:20:12,559 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:20:12,559 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:20:12,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-29 03:20:12,665 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-29 03:20:12,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-29 03:20:12,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-29 03:20:12,909 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-29 03:20:12,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-29 03:20:13,089 WARN L480 CodeCheckObserver]: This program is UNSAFE, Check terminated with 14 iterations. [2021-10-29 03:20:13,330 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 29.10 03:20:13 ImpRootNode [2021-10-29 03:20:13,330 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2021-10-29 03:20:13,331 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-29 03:20:13,332 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-29 03:20:13,332 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-29 03:20:13,332 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 03:20:05" (3/4) ... [2021-10-29 03:20:13,334 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2021-10-29 03:20:13,474 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7d32f0b-9eeb-44bc-b96c-f7052a023b48/bin/ukojak-Rh5K9KB4LI/witness.graphml [2021-10-29 03:20:13,474 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-29 03:20:13,476 INFO L168 Benchmark]: Toolchain (without parser) took 9744.26 ms. Allocated memory was 102.8 MB in the beginning and 140.5 MB in the end (delta: 37.7 MB). Free memory was 63.6 MB in the beginning and 61.2 MB in the end (delta: 2.4 MB). Peak memory consumption was 42.5 MB. Max. memory is 16.1 GB. [2021-10-29 03:20:13,477 INFO L168 Benchmark]: CDTParser took 0.37 ms. Allocated memory is still 102.8 MB. Free memory is still 81.2 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-29 03:20:13,477 INFO L168 Benchmark]: CACSL2BoogieTranslator took 494.63 ms. Allocated memory is still 102.8 MB. Free memory was 63.4 MB in the beginning and 71.5 MB in the end (delta: -8.1 MB). Peak memory consumption was 10.6 MB. Max. memory is 16.1 GB. [2021-10-29 03:20:13,478 INFO L168 Benchmark]: Boogie Procedure Inliner took 66.56 ms. Allocated memory is still 102.8 MB. Free memory was 71.5 MB in the beginning and 68.9 MB in the end (delta: 2.6 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-29 03:20:13,478 INFO L168 Benchmark]: Boogie Preprocessor took 41.51 ms. Allocated memory is still 102.8 MB. Free memory was 68.9 MB in the beginning and 66.8 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-29 03:20:13,481 INFO L168 Benchmark]: RCFGBuilder took 1534.28 ms. Allocated memory is still 102.8 MB. Free memory was 66.8 MB in the beginning and 62.0 MB in the end (delta: 4.9 MB). Peak memory consumption was 40.9 MB. Max. memory is 16.1 GB. [2021-10-29 03:20:13,482 INFO L168 Benchmark]: CodeCheck took 7457.29 ms. Allocated memory was 102.8 MB in the beginning and 140.5 MB in the end (delta: 37.7 MB). Free memory was 62.0 MB in the beginning and 73.8 MB in the end (delta: -11.8 MB). Peak memory consumption was 26.6 MB. Max. memory is 16.1 GB. [2021-10-29 03:20:13,483 INFO L168 Benchmark]: Witness Printer took 143.13 ms. Allocated memory is still 140.5 MB. Free memory was 73.8 MB in the beginning and 61.2 MB in the end (delta: 12.6 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. [2021-10-29 03:20:13,487 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 8 procedures, 53 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 7.1s, OverallIterations: 14, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 176104 SDtfs, 70646 SDslu, 143258 SDs, 0 SdLazy, 154950 SolverSat, 51822 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 5.9s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 3250 GetRequests, 3095 SyntacticMatches, 23 SemanticMatches, 132 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7987 ImplicationChecksByTransitivity, 4.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 1.1s InterpolantComputationTime, 360 NumberOfCodeBlocks, 360 NumberOfCodeBlocksAsserted, 14 NumberOfCheckSat, 315 ConstructedInterpolants, 0 QuantifiedInterpolants, 788 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 13 InterpolantComputations, 13 PerfectInterpolantSequences, 0/0 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: 398]: a call to reach_error is reachable a call to reach_error is reachable We found a FailurePath: [L86] int waterLevel = 1; [L87] int methaneLevelCritical = 0; [L189] int cleanupTimeShifts = 4; [L405] int pumpRunning = 0; [L406] int systemActive = 1; [L779] static struct __ACC__ERR *head = (struct __ACC__ERR *)0; [L268] int retValue_acc ; [L269] int tmp ; [L317] int retValue_acc ; [L320] retValue_acc = 1 [L321] return (retValue_acc); [L275] tmp = valid_product() [L277] COND TRUE \read(tmp) [L328] int splverifierCounter ; [L329] int tmp ; [L330] int tmp___0 ; [L331] int tmp___1 ; [L332] int tmp___2 ; [L335] splverifierCounter = 0 VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L337] COND TRUE 1 VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L339] COND TRUE splverifierCounter < 4 [L345] tmp = __VERIFIER_nondet_int() [L347] COND TRUE \read(tmp) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L349] CALL waterRise() VAL [\old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L104] COND TRUE waterLevel < 2 [L105] waterLevel = waterLevel + 1 [L349] RET waterRise() VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L355] tmp___0 = __VERIFIER_nondet_int() [L357] COND TRUE \read(tmp___0) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L359] CALL changeMethaneLevel() VAL [\old(methaneLevelCritical)=0, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L116] COND FALSE !(\read(methaneLevelCritical)) [L119] methaneLevelCritical = 1 [L359] RET changeMethaneLevel() VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L365] tmp___2 = __VERIFIER_nondet_int() [L367] COND TRUE \read(tmp___2) [L605] systemActive = 1 VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L382] CALL timeShift() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L412] COND FALSE !(\read(pumpRunning)) VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L419] COND TRUE \read(systemActive) [L467] int tmp ; VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L470] COND FALSE !(\read(pumpRunning)) VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L485] CALL processEnvironment__wrappee__highWaterSensor() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L441] int tmp ; VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L444] COND TRUE ! pumpRunning [L564] int retValue_acc ; [L565] int tmp ; [L566] int tmp___0 ; [L166] int retValue_acc ; [L169] COND FALSE !(waterLevel < 2) [L173] retValue_acc = 0 [L174] return (retValue_acc); [L570] tmp = isHighWaterSensorDry() [L572] COND FALSE !(\read(tmp)) [L575] tmp___0 = 1 [L577] retValue_acc = tmp___0 [L578] return (retValue_acc); [L446] tmp = isHighWaterLevel() [L448] COND TRUE \read(tmp) [L495] pumpRunning = 1 VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] [L485] RET processEnvironment__wrappee__highWaterSensor() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] [L54] int tmp ; [L55] int tmp___0 ; VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] [L59] CALL, EXPR isMethaneLevelCritical() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] [L125] int retValue_acc ; [L128] retValue_acc = methaneLevelCritical [L129] return (retValue_acc); [L59] RET, EXPR isMethaneLevelCritical() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] [L59] tmp = isMethaneLevelCritical() [L61] COND TRUE \read(tmp) [L519] int retValue_acc ; [L522] retValue_acc = pumpRunning [L523] return (retValue_acc); [L63] tmp___0 = isPumpRunning() [L65] COND TRUE \read(tmp___0) VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] [L398] reach_error() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.37 ms. Allocated memory is still 102.8 MB. Free memory is still 81.2 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 494.63 ms. Allocated memory is still 102.8 MB. Free memory was 63.4 MB in the beginning and 71.5 MB in the end (delta: -8.1 MB). Peak memory consumption was 10.6 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 66.56 ms. Allocated memory is still 102.8 MB. Free memory was 71.5 MB in the beginning and 68.9 MB in the end (delta: 2.6 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 41.51 ms. Allocated memory is still 102.8 MB. Free memory was 68.9 MB in the beginning and 66.8 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 1534.28 ms. Allocated memory is still 102.8 MB. Free memory was 66.8 MB in the beginning and 62.0 MB in the end (delta: 4.9 MB). Peak memory consumption was 40.9 MB. Max. memory is 16.1 GB. * CodeCheck took 7457.29 ms. Allocated memory was 102.8 MB in the beginning and 140.5 MB in the end (delta: 37.7 MB). Free memory was 62.0 MB in the beginning and 73.8 MB in the end (delta: -11.8 MB). Peak memory consumption was 26.6 MB. Max. memory is 16.1 GB. * Witness Printer took 143.13 ms. Allocated memory is still 140.5 MB. Free memory was 73.8 MB in the beginning and 61.2 MB in the end (delta: 12.6 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. RESULT: Ultimate proved your program to be incorrect! [2021-10-29 03:20:13,536 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7d32f0b-9eeb-44bc-b96c-f7052a023b48/bin/ukojak-Rh5K9KB4LI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...