./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec1_product36.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a4ecdabc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_7c2617cd-8c3c-4987-88d4-073e2351cfd9/bin/ukojak/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_7c2617cd-8c3c-4987-88d4-073e2351cfd9/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_7c2617cd-8c3c-4987-88d4-073e2351cfd9/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_7c2617cd-8c3c-4987-88d4-073e2351cfd9/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec1_product36.cil.c -s /tmp/vcloud-vcloud-master/worker/run_dir_7c2617cd-8c3c-4987-88d4-073e2351cfd9/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_7c2617cd-8c3c-4987-88d4-073e2351cfd9/bin/ukojak --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 0d9fe46be856096e0c78b096b76405a575c1ad90 ..................................................................................................................................................................................................................................................................................................................................................................................................... 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 0.2.0-a4ecdab [2020-11-29 23:56:59,261 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-29 23:56:59,264 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-29 23:56:59,315 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-29 23:56:59,316 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-29 23:56:59,317 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-29 23:56:59,319 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-29 23:56:59,331 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-29 23:56:59,337 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-29 23:56:59,346 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-29 23:56:59,348 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-29 23:56:59,349 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-29 23:56:59,350 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-29 23:56:59,351 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-29 23:56:59,352 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-29 23:56:59,353 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-29 23:56:59,355 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-29 23:56:59,356 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-29 23:56:59,358 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-29 23:56:59,361 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-29 23:56:59,363 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-29 23:56:59,364 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-29 23:56:59,365 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-29 23:56:59,366 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-29 23:56:59,370 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-29 23:56:59,370 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-29 23:56:59,371 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-29 23:56:59,372 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-29 23:56:59,372 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-29 23:56:59,373 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-29 23:56:59,374 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-29 23:56:59,375 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-29 23:56:59,376 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-29 23:56:59,377 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-29 23:56:59,378 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-29 23:56:59,378 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-29 23:56:59,379 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-29 23:56:59,379 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-29 23:56:59,380 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-29 23:56:59,381 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-29 23:56:59,381 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-29 23:56:59,382 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_7c2617cd-8c3c-4987-88d4-073e2351cfd9/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2020-11-29 23:56:59,404 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-29 23:56:59,405 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-29 23:56:59,406 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-11-29 23:56:59,406 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2020-11-29 23:56:59,407 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-29 23:56:59,407 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-29 23:56:59,407 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-29 23:56:59,407 INFO L138 SettingsManager]: * sizeof long=4 [2020-11-29 23:56:59,408 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-29 23:56:59,408 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-11-29 23:56:59,408 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-29 23:56:59,408 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-29 23:56:59,408 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-29 23:56:59,409 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-29 23:56:59,409 INFO L138 SettingsManager]: * sizeof long double=12 [2020-11-29 23:56:59,409 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-29 23:56:59,409 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-29 23:56:59,410 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-29 23:56:59,410 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2020-11-29 23:56:59,410 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2020-11-29 23:56:59,410 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-29 23:56:59,410 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-29 23:56:59,411 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-11-29 23:56:59,411 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-29 23:56:59,411 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-29 23:56:59,411 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-29 23:56:59,412 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2020-11-29 23:56:59,412 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-11-29 23:56:59,412 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-29 23:56:59,412 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-vcloud-master/worker/run_dir_7c2617cd-8c3c-4987-88d4-073e2351cfd9/bin/ukojak/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_7c2617cd-8c3c-4987-88d4-073e2351cfd9/bin/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0d9fe46be856096e0c78b096b76405a575c1ad90 [2020-11-29 23:56:59,642 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-29 23:56:59,682 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-29 23:56:59,687 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-29 23:56:59,688 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-29 23:56:59,689 INFO L275 PluginConnector]: CDTParser initialized [2020-11-29 23:56:59,690 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_7c2617cd-8c3c-4987-88d4-073e2351cfd9/bin/ukojak/../../sv-benchmarks/c/product-lines/minepump_spec1_product36.cil.c [2020-11-29 23:56:59,760 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_7c2617cd-8c3c-4987-88d4-073e2351cfd9/bin/ukojak/data/ea522843c/117040c81f2d44eb8c0995188cf961f4/FLAG0007cf64c [2020-11-29 23:57:00,276 INFO L306 CDTParser]: Found 1 translation units. [2020-11-29 23:57:00,276 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_7c2617cd-8c3c-4987-88d4-073e2351cfd9/sv-benchmarks/c/product-lines/minepump_spec1_product36.cil.c [2020-11-29 23:57:00,290 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_7c2617cd-8c3c-4987-88d4-073e2351cfd9/bin/ukojak/data/ea522843c/117040c81f2d44eb8c0995188cf961f4/FLAG0007cf64c [2020-11-29 23:57:00,629 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_7c2617cd-8c3c-4987-88d4-073e2351cfd9/bin/ukojak/data/ea522843c/117040c81f2d44eb8c0995188cf961f4 [2020-11-29 23:57:00,631 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-29 23:57:00,633 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-29 23:57:00,636 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-29 23:57:00,636 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-29 23:57:00,640 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-29 23:57:00,640 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 11:57:00" (1/1) ... [2020-11-29 23:57:00,642 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5feb15eb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 11:57:00, skipping insertion in model container [2020-11-29 23:57:00,643 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 11:57:00" (1/1) ... [2020-11-29 23:57:00,652 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-29 23:57:00,698 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-29 23:57:01,032 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-29 23:57:01,041 INFO L203 MainTranslator]: Completed pre-run [2020-11-29 23:57:01,110 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-29 23:57:01,156 INFO L208 MainTranslator]: Completed translation [2020-11-29 23:57:01,158 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 11:57:01 WrapperNode [2020-11-29 23:57:01,158 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-29 23:57:01,160 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-11-29 23:57:01,160 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-11-29 23:57:01,160 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-11-29 23:57:01,168 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 11:57:01" (1/1) ... [2020-11-29 23:57:01,199 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 11:57:01" (1/1) ... [2020-11-29 23:57:01,234 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-11-29 23:57:01,235 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-11-29 23:57:01,235 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-11-29 23:57:01,236 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-11-29 23:57:01,244 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 11:57:01" (1/1) ... [2020-11-29 23:57:01,245 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 11:57:01" (1/1) ... [2020-11-29 23:57:01,249 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 11:57:01" (1/1) ... [2020-11-29 23:57:01,249 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 11:57:01" (1/1) ... [2020-11-29 23:57:01,257 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 11:57:01" (1/1) ... [2020-11-29 23:57:01,262 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 11:57:01" (1/1) ... [2020-11-29 23:57:01,264 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 11:57:01" (1/1) ... [2020-11-29 23:57:01,268 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-11-29 23:57:01,269 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-11-29 23:57:01,269 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-11-29 23:57:01,269 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-11-29 23:57:01,270 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 11:57:01" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_7c2617cd-8c3c-4987-88d4-073e2351cfd9/bin/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-11-29 23:57:01,371 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-11-29 23:57:01,371 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2020-11-29 23:57:01,371 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2020-11-29 23:57:01,372 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-11-29 23:57:01,372 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-11-29 23:57:01,372 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-11-29 23:57:01,372 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-11-29 23:57:01,372 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-11-29 23:57:01,372 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-11-29 23:57:01,373 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-11-29 23:57:01,373 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-11-29 23:57:01,373 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-11-29 23:57:01,373 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-11-29 23:57:01,373 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-11-29 23:57:01,373 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-11-29 23:57:01,374 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-11-29 23:57:03,001 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-11-29 23:57:03,002 INFO L298 CfgBuilder]: Removed 42 assume(true) statements. [2020-11-29 23:57:03,004 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 11:57:03 BoogieIcfgContainer [2020-11-29 23:57:03,004 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-11-29 23:57:03,005 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2020-11-29 23:57:03,005 INFO L271 PluginConnector]: Initializing CodeCheck... [2020-11-29 23:57:03,016 INFO L275 PluginConnector]: CodeCheck initialized [2020-11-29 23:57:03,017 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 11:57:03" (1/1) ... [2020-11-29 23:57:03,030 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 23:57:03,071 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 23:57:03,083 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 46 states and 60 transitions. [2020-11-29 23:57:03,083 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 60 transitions. [2020-11-29 23:57:03,087 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2020-11-29 23:57:03,087 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 23:57:03,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 23:57:03,389 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 23:57:03,406 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 23:57:03,407 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 46 states and 58 transitions. [2020-11-29 23:57:03,408 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 58 transitions. [2020-11-29 23:57:03,410 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2020-11-29 23:57:03,410 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 23:57:03,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 23:57:03,530 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 23:57:03,570 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 23:57:03,572 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 48 states and 61 transitions. [2020-11-29 23:57:03,572 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 61 transitions. [2020-11-29 23:57:03,573 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2020-11-29 23:57:03,574 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 23:57:03,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 23:57:03,732 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 23:57:04,095 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 23:57:04,098 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 61 states and 87 transitions. [2020-11-29 23:57:04,098 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 87 transitions. [2020-11-29 23:57:04,100 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2020-11-29 23:57:04,100 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 23:57:04,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 23:57:04,216 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 23:57:04,235 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 23:57:04,237 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 62 states and 88 transitions. [2020-11-29 23:57:04,239 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 88 transitions. [2020-11-29 23:57:04,242 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2020-11-29 23:57:04,243 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 23:57:04,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 23:57:04,471 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 23:57:06,069 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 23:57:06,071 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 77 states and 116 transitions. [2020-11-29 23:57:06,071 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 116 transitions. [2020-11-29 23:57:06,073 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2020-11-29 23:57:06,073 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 23:57:06,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 23:57:06,220 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 23:57:06,441 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 23:57:06,443 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 127 states to 81 states and 125 transitions. [2020-11-29 23:57:06,443 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 125 transitions. [2020-11-29 23:57:06,445 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2020-11-29 23:57:06,445 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 23:57:06,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 23:57:06,527 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 23:57:06,557 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 23:57:06,559 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 82 states and 126 transitions. [2020-11-29 23:57:06,559 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 126 transitions. [2020-11-29 23:57:06,561 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2020-11-29 23:57:06,561 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 23:57:06,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 23:57:06,624 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 23:57:06,717 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 23:57:06,719 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 84 states and 128 transitions. [2020-11-29 23:57:06,719 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 128 transitions. [2020-11-29 23:57:06,720 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2020-11-29 23:57:06,721 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 23:57:06,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 23:57:06,765 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 23:57:07,095 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 23:57:07,097 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 141 states to 88 states and 139 transitions. [2020-11-29 23:57:07,097 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 139 transitions. [2020-11-29 23:57:07,099 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2020-11-29 23:57:07,099 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 23:57:07,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 23:57:07,160 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 23:57:07,188 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 23:57:07,189 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 142 states to 89 states and 140 transitions. [2020-11-29 23:57:07,189 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 140 transitions. [2020-11-29 23:57:07,190 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2020-11-29 23:57:07,190 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 23:57:07,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 23:57:07,489 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 23:57:09,219 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 23:57:09,220 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 170 states to 101 states and 168 transitions. [2020-11-29 23:57:09,220 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 168 transitions. [2020-11-29 23:57:09,222 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2020-11-29 23:57:09,222 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 23:57:09,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 23:57:09,256 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 23:57:09,477 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 23:57:09,478 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 170 states to 101 states and 167 transitions. [2020-11-29 23:57:09,478 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 167 transitions. [2020-11-29 23:57:09,479 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2020-11-29 23:57:09,480 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 23:57:09,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-29 23:57:09,535 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-29 23:57:09,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-29 23:57:09,589 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-29 23:57:09,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-29 23:57:09,830 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-29 23:57:09,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-29 23:57:09,917 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-29 23:57:10,026 WARN L483 CodeCheckObserver]: This program is UNSAFE, Check terminated with 13 iterations. [2020-11-29 23:57:10,214 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 29.11 11:57:10 ImpRootNode [2020-11-29 23:57:10,223 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2020-11-29 23:57:10,224 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-11-29 23:57:10,224 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-11-29 23:57:10,228 INFO L275 PluginConnector]: Witness Printer initialized [2020-11-29 23:57:10,229 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 11:57:03" (3/4) ... [2020-11-29 23:57:10,231 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2020-11-29 23:57:10,405 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_7c2617cd-8c3c-4987-88d4-073e2351cfd9/bin/ukojak/witness.graphml [2020-11-29 23:57:10,406 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-11-29 23:57:10,411 INFO L168 Benchmark]: Toolchain (without parser) took 9774.06 ms. Allocated memory was 107.0 MB in the beginning and 188.7 MB in the end (delta: 81.8 MB). Free memory was 76.1 MB in the beginning and 161.7 MB in the end (delta: -85.7 MB). Peak memory consumption was 87.5 MB. Max. memory is 16.1 GB. [2020-11-29 23:57:10,411 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 75.5 MB. Free memory was 33.4 MB in the beginning and 33.3 MB in the end (delta: 63.1 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-29 23:57:10,412 INFO L168 Benchmark]: CACSL2BoogieTranslator took 522.83 ms. Allocated memory is still 107.0 MB. Free memory was 76.0 MB in the beginning and 74.0 MB in the end (delta: 2.1 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2020-11-29 23:57:10,412 INFO L168 Benchmark]: Boogie Procedure Inliner took 74.89 ms. Allocated memory is still 107.0 MB. Free memory was 74.0 MB in the beginning and 71.2 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-11-29 23:57:10,414 INFO L168 Benchmark]: Boogie Preprocessor took 33.16 ms. Allocated memory is still 107.0 MB. Free memory was 71.2 MB in the beginning and 69.8 MB in the end (delta: 1.5 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-11-29 23:57:10,415 INFO L168 Benchmark]: RCFGBuilder took 1735.01 ms. Allocated memory is still 107.0 MB. Free memory was 69.8 MB in the beginning and 43.5 MB in the end (delta: 26.3 MB). Peak memory consumption was 39.8 MB. Max. memory is 16.1 GB. [2020-11-29 23:57:10,416 INFO L168 Benchmark]: CodeCheck took 7218.64 ms. Allocated memory was 107.0 MB in the beginning and 157.3 MB in the end (delta: 50.3 MB). Free memory was 43.5 MB in the beginning and 51.4 MB in the end (delta: -8.0 MB). Peak memory consumption was 43.7 MB. Max. memory is 16.1 GB. [2020-11-29 23:57:10,417 INFO L168 Benchmark]: Witness Printer took 181.96 ms. Allocated memory was 157.3 MB in the beginning and 188.7 MB in the end (delta: 31.5 MB). Free memory was 51.4 MB in the beginning and 161.7 MB in the end (delta: -110.3 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. [2020-11-29 23:57:10,421 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, 46 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: UNSAFE, OverallTime: 6.9s, OverallIterations: 13, TraceHistogramMax: 0, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 96220 SDtfs, 32846 SDslu, 58128 SDs, 0 SdLazy, 59894 SolverSat, 21412 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 4.3s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 2381 GetRequests, 2258 SyntacticMatches, 11 SemanticMatches, 112 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4878 ImplicationChecksByTransitivity, 4.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.1s SsaConstructionTime, 0.5s SatisfiabilityAnalysisTime, 1.0s InterpolantComputationTime, 293 NumberOfCodeBlocks, 293 NumberOfCodeBlocksAsserted, 13 NumberOfCheckSat, 254 ConstructedInterpolants, 0 QuantifiedInterpolants, 15395 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 12 InterpolantComputations, 12 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: 3]: a call of __VERIFIER_error() is reachable a call of __VERIFIER_error() is reachable We found a FailurePath: [L62] int pumpRunning = 0; [L63] int systemActive = 1; [L241] int waterLevel = 1; [L242] int methaneLevelCritical = 0; [L612] static struct __ACC__ERR *head = (struct __ACC__ERR *)0; [L835] int cleanupTimeShifts = 4; [L908] int retValue_acc ; [L909] int tmp ; [L434] int retValue_acc ; [L437] retValue_acc = 1 [L438] return (retValue_acc); [L915] tmp = valid_product() [L917] COND TRUE \read(tmp) [L337] int splverifierCounter ; [L338] int tmp ; [L339] int tmp___0 ; [L340] int tmp___1 ; [L341] int tmp___2 ; [L344] splverifierCounter = 0 VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L346] COND TRUE 1 VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L348] COND TRUE splverifierCounter < 4 [L354] tmp = __VERIFIER_nondet_int() [L356] COND TRUE \read(tmp) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L358] CALL waterRise() VAL [\old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L259] COND TRUE waterLevel < 2 [L260] waterLevel = waterLevel + 1 [L358] RET waterRise() VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L364] tmp___0 = __VERIFIER_nondet_int() [L366] COND TRUE \read(tmp___0) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L368] CALL changeMethaneLevel() VAL [\old(methaneLevelCritical)=0, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L271] COND FALSE !(\read(methaneLevelCritical)) [L274] methaneLevelCritical = 1 [L368] RET changeMethaneLevel() VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L374] tmp___2 = __VERIFIER_nondet_int() [L376] COND TRUE \read(tmp___2) [L233] systemActive = 1 VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L393] CALL timeShift() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L70] COND FALSE !(\read(pumpRunning)) VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L77] COND TRUE \read(systemActive) [L99] int tmp ; VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L102] COND TRUE ! pumpRunning [L196] int retValue_acc ; [L197] int tmp ; [L198] int tmp___0 ; [L321] int retValue_acc ; [L324] COND FALSE !(waterLevel < 2) [L328] retValue_acc = 0 [L329] return (retValue_acc); [L202] tmp = isHighWaterSensorDry() [L204] COND FALSE !(\read(tmp)) [L207] tmp___0 = 1 [L209] retValue_acc = tmp___0 [L210] return (retValue_acc); [L104] tmp = isHighWaterLevel() [L106] COND TRUE \read(tmp) [L127] pumpRunning = 1 VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] [L810] int tmp ; [L811] int tmp___0 ; VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] [L815] CALL, EXPR isMethaneLevelCritical() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] [L280] int retValue_acc ; [L283] retValue_acc = methaneLevelCritical [L284] return (retValue_acc); [L815] RET, EXPR isMethaneLevelCritical() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] [L815] tmp = isMethaneLevelCritical() [L817] COND TRUE \read(tmp) [L151] int retValue_acc ; [L154] retValue_acc = pumpRunning [L155] return (retValue_acc); [L819] tmp___0 = isPumpRunning() [L821] 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] [L3] __assert_fail("0", "minepump_spec1_product36.cil.c", 3, "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 0.23 ms. Allocated memory is still 75.5 MB. Free memory was 33.4 MB in the beginning and 33.3 MB in the end (delta: 63.1 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 522.83 ms. Allocated memory is still 107.0 MB. Free memory was 76.0 MB in the beginning and 74.0 MB in the end (delta: 2.1 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 74.89 ms. Allocated memory is still 107.0 MB. Free memory was 74.0 MB in the beginning and 71.2 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 33.16 ms. Allocated memory is still 107.0 MB. Free memory was 71.2 MB in the beginning and 69.8 MB in the end (delta: 1.5 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 1735.01 ms. Allocated memory is still 107.0 MB. Free memory was 69.8 MB in the beginning and 43.5 MB in the end (delta: 26.3 MB). Peak memory consumption was 39.8 MB. Max. memory is 16.1 GB. * CodeCheck took 7218.64 ms. Allocated memory was 107.0 MB in the beginning and 157.3 MB in the end (delta: 50.3 MB). Free memory was 43.5 MB in the beginning and 51.4 MB in the end (delta: -8.0 MB). Peak memory consumption was 43.7 MB. Max. memory is 16.1 GB. * Witness Printer took 181.96 ms. Allocated memory was 157.3 MB in the beginning and 188.7 MB in the end (delta: 31.5 MB). Free memory was 51.4 MB in the beginning and 161.7 MB in the end (delta: -110.3 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. RESULT: Ultimate proved your program to be incorrect! Received shutdown request...