./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec2_product41.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 69874e26 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_b5df2293-2cb4-4294-a53d-0a4768e7cb09/bin/ukojak/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_b5df2293-2cb4-4294-a53d-0a4768e7cb09/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_b5df2293-2cb4-4294-a53d-0a4768e7cb09/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_b5df2293-2cb4-4294-a53d-0a4768e7cb09/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec2_product41.cil.c -s /tmp/vcloud-vcloud-master/worker/run_dir_b5df2293-2cb4-4294-a53d-0a4768e7cb09/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_b5df2293-2cb4-4294-a53d-0a4768e7cb09/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 64b6967f526946e3373ac9378676a7e29d538a50 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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 0.2.0-69874e2 [2020-12-01 18:20:50,677 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-12-01 18:20:50,680 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-12-01 18:20:50,750 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-12-01 18:20:50,752 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-12-01 18:20:50,759 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-12-01 18:20:50,764 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-12-01 18:20:50,774 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-12-01 18:20:50,778 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-12-01 18:20:50,797 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-12-01 18:20:50,799 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-12-01 18:20:50,802 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-12-01 18:20:50,803 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-12-01 18:20:50,807 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-12-01 18:20:50,810 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-12-01 18:20:50,813 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-12-01 18:20:50,815 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-12-01 18:20:50,818 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-12-01 18:20:50,825 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-12-01 18:20:50,836 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-12-01 18:20:50,839 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-12-01 18:20:50,842 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-12-01 18:20:50,845 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-12-01 18:20:50,846 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-12-01 18:20:50,858 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-12-01 18:20:50,859 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-12-01 18:20:50,859 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-12-01 18:20:50,862 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-12-01 18:20:50,863 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-12-01 18:20:50,865 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-12-01 18:20:50,866 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-12-01 18:20:50,867 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-12-01 18:20:50,870 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-12-01 18:20:50,872 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-12-01 18:20:50,874 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-12-01 18:20:50,874 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-12-01 18:20:50,875 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-12-01 18:20:50,876 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-12-01 18:20:50,876 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-12-01 18:20:50,877 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-12-01 18:20:50,880 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-12-01 18:20:50,888 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_b5df2293-2cb4-4294-a53d-0a4768e7cb09/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2020-12-01 18:20:50,948 INFO L113 SettingsManager]: Loading preferences was successful [2020-12-01 18:20:50,948 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-12-01 18:20:50,950 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-12-01 18:20:50,950 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2020-12-01 18:20:50,951 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-12-01 18:20:50,952 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-12-01 18:20:50,952 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-12-01 18:20:50,953 INFO L138 SettingsManager]: * sizeof long=4 [2020-12-01 18:20:50,953 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-12-01 18:20:50,953 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-12-01 18:20:50,955 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-12-01 18:20:50,955 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-12-01 18:20:50,955 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-12-01 18:20:50,956 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-12-01 18:20:50,956 INFO L138 SettingsManager]: * sizeof long double=12 [2020-12-01 18:20:50,956 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-12-01 18:20:50,956 INFO L138 SettingsManager]: * Use constant arrays=true [2020-12-01 18:20:50,957 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-12-01 18:20:50,957 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2020-12-01 18:20:50,957 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2020-12-01 18:20:50,958 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-12-01 18:20:50,958 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-12-01 18:20:50,958 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-12-01 18:20:50,959 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-12-01 18:20:50,959 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-12-01 18:20:50,959 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-12-01 18:20:50,960 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2020-12-01 18:20:50,960 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-12-01 18:20:50,960 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-12-01 18:20:50,962 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_b5df2293-2cb4-4294-a53d-0a4768e7cb09/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_b5df2293-2cb4-4294-a53d-0a4768e7cb09/bin/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 64b6967f526946e3373ac9378676a7e29d538a50 [2020-12-01 18:20:51,377 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-12-01 18:20:51,419 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-12-01 18:20:51,421 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-12-01 18:20:51,423 INFO L271 PluginConnector]: Initializing CDTParser... [2020-12-01 18:20:51,424 INFO L275 PluginConnector]: CDTParser initialized [2020-12-01 18:20:51,425 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_b5df2293-2cb4-4294-a53d-0a4768e7cb09/bin/ukojak/../../sv-benchmarks/c/product-lines/minepump_spec2_product41.cil.c [2020-12-01 18:20:51,561 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_b5df2293-2cb4-4294-a53d-0a4768e7cb09/bin/ukojak/data/b9f0116c0/45f45628a6954309bc3de3bc00b49f6d/FLAG211789590 [2020-12-01 18:20:52,336 INFO L306 CDTParser]: Found 1 translation units. [2020-12-01 18:20:52,337 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_b5df2293-2cb4-4294-a53d-0a4768e7cb09/sv-benchmarks/c/product-lines/minepump_spec2_product41.cil.c [2020-12-01 18:20:52,370 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_b5df2293-2cb4-4294-a53d-0a4768e7cb09/bin/ukojak/data/b9f0116c0/45f45628a6954309bc3de3bc00b49f6d/FLAG211789590 [2020-12-01 18:20:52,585 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_b5df2293-2cb4-4294-a53d-0a4768e7cb09/bin/ukojak/data/b9f0116c0/45f45628a6954309bc3de3bc00b49f6d [2020-12-01 18:20:52,590 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-12-01 18:20:52,593 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-12-01 18:20:52,598 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-12-01 18:20:52,598 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-12-01 18:20:52,602 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-12-01 18:20:52,603 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 06:20:52" (1/1) ... [2020-12-01 18:20:52,606 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@412bdf44 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:20:52, skipping insertion in model container [2020-12-01 18:20:52,606 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 06:20:52" (1/1) ... [2020-12-01 18:20:52,616 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-12-01 18:20:52,701 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-12-01 18:20:53,272 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-01 18:20:53,302 INFO L203 MainTranslator]: Completed pre-run [2020-12-01 18:20:53,430 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-01 18:20:53,475 INFO L208 MainTranslator]: Completed translation [2020-12-01 18:20:53,476 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:20:53 WrapperNode [2020-12-01 18:20:53,477 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-12-01 18:20:53,478 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-12-01 18:20:53,479 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-12-01 18:20:53,479 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-12-01 18:20:53,490 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:20:53" (1/1) ... [2020-12-01 18:20:53,513 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:20:53" (1/1) ... [2020-12-01 18:20:53,555 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-12-01 18:20:53,559 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-12-01 18:20:53,559 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-12-01 18:20:53,560 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-12-01 18:20:53,580 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:20:53" (1/1) ... [2020-12-01 18:20:53,581 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:20:53" (1/1) ... [2020-12-01 18:20:53,601 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:20:53" (1/1) ... [2020-12-01 18:20:53,602 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:20:53" (1/1) ... [2020-12-01 18:20:53,613 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:20:53" (1/1) ... [2020-12-01 18:20:53,634 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:20:53" (1/1) ... [2020-12-01 18:20:53,642 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:20:53" (1/1) ... [2020-12-01 18:20:53,646 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-12-01 18:20:53,647 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-12-01 18:20:53,647 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-12-01 18:20:53,647 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-12-01 18:20:53,649 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:20:53" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b5df2293-2cb4-4294-a53d-0a4768e7cb09/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 [2020-12-01 18:20:53,757 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-12-01 18:20:53,758 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2020-12-01 18:20:53,758 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2020-12-01 18:20:53,760 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-12-01 18:20:53,760 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-12-01 18:20:53,761 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-12-01 18:20:53,762 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-12-01 18:20:53,762 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-12-01 18:20:53,762 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-12-01 18:20:53,764 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-12-01 18:20:53,764 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-12-01 18:20:53,764 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-12-01 18:20:53,765 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-12-01 18:20:53,765 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-12-01 18:20:53,765 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-12-01 18:20:53,765 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-12-01 18:20:55,513 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-12-01 18:20:55,514 INFO L298 CfgBuilder]: Removed 42 assume(true) statements. [2020-12-01 18:20:55,517 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 06:20:55 BoogieIcfgContainer [2020-12-01 18:20:55,517 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-12-01 18:20:55,518 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2020-12-01 18:20:55,519 INFO L271 PluginConnector]: Initializing CodeCheck... [2020-12-01 18:20:55,532 INFO L275 PluginConnector]: CodeCheck initialized [2020-12-01 18:20:55,533 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 06:20:55" (1/1) ... [2020-12-01 18:20:55,545 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-01 18:20:55,577 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:20:55,589 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 49 states and 65 transitions. [2020-12-01 18:20:55,590 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 65 transitions. [2020-12-01 18:20:55,595 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2020-12-01 18:20:55,595 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:20:55,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:20:56,012 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 18:20:56,027 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:20:56,029 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 49 states and 63 transitions. [2020-12-01 18:20:56,029 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 63 transitions. [2020-12-01 18:20:56,031 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2020-12-01 18:20:56,031 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:20:56,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:20:56,201 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 18:20:56,253 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:20:56,256 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 51 states and 66 transitions. [2020-12-01 18:20:56,256 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 66 transitions. [2020-12-01 18:20:56,259 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2020-12-01 18:20:56,259 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:20:56,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:20:56,437 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 18:20:56,726 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:20:56,728 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 60 states and 84 transitions. [2020-12-01 18:20:56,728 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 84 transitions. [2020-12-01 18:20:56,730 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2020-12-01 18:20:56,730 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:20:56,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:20:56,841 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 18:20:57,307 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:20:57,315 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 70 states and 105 transitions. [2020-12-01 18:20:57,319 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 105 transitions. [2020-12-01 18:20:57,321 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2020-12-01 18:20:57,323 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:20:57,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:20:57,387 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 18:20:57,403 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:20:57,406 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 71 states and 106 transitions. [2020-12-01 18:20:57,406 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 106 transitions. [2020-12-01 18:20:57,408 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2020-12-01 18:20:57,408 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:20:57,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:20:57,513 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 18:20:57,536 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:20:57,538 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 72 states and 107 transitions. [2020-12-01 18:20:57,541 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 107 transitions. [2020-12-01 18:20:57,543 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2020-12-01 18:20:57,544 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:20:57,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:20:57,621 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 18:20:57,642 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:20:57,647 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 73 states and 108 transitions. [2020-12-01 18:20:57,647 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 108 transitions. [2020-12-01 18:20:57,649 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2020-12-01 18:20:57,650 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:20:57,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:20:57,725 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 18:20:57,740 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:20:57,743 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 74 states and 109 transitions. [2020-12-01 18:20:57,743 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 109 transitions. [2020-12-01 18:20:57,754 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2020-12-01 18:20:57,754 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:20:57,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:20:57,977 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 18:20:59,022 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:20:59,024 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 142 states to 90 states and 142 transitions. [2020-12-01 18:20:59,035 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 142 transitions. [2020-12-01 18:20:59,037 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2020-12-01 18:20:59,037 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:20:59,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:20:59,144 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-12-01 18:20:59,187 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:20:59,189 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 92 states and 144 transitions. [2020-12-01 18:20:59,189 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 144 transitions. [2020-12-01 18:20:59,190 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2020-12-01 18:20:59,190 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:20:59,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:20:59,268 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 18:20:59,292 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:20:59,295 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145 states to 93 states and 145 transitions. [2020-12-01 18:20:59,295 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 145 transitions. [2020-12-01 18:20:59,297 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2020-12-01 18:20:59,297 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:20:59,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:20:59,413 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 18:20:59,956 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:20:59,960 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 154 states to 98 states and 153 transitions. [2020-12-01 18:20:59,961 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 153 transitions. [2020-12-01 18:20:59,964 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2020-12-01 18:20:59,964 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:21:00,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:21:00,101 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2020-12-01 18:21:02,446 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:21:02,448 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 196 states to 118 states and 194 transitions. [2020-12-01 18:21:02,448 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 194 transitions. [2020-12-01 18:21:02,450 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2020-12-01 18:21:02,450 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:21:02,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:21:02,504 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2020-12-01 18:21:02,538 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:21:02,540 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 197 states to 119 states and 195 transitions. [2020-12-01 18:21:02,541 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 195 transitions. [2020-12-01 18:21:02,543 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2020-12-01 18:21:02,543 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:21:02,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:21:02,646 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2020-12-01 18:21:02,893 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:21:02,895 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 208 states to 124 states and 206 transitions. [2020-12-01 18:21:02,896 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 206 transitions. [2020-12-01 18:21:02,898 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2020-12-01 18:21:02,898 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:21:02,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:21:02,955 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2020-12-01 18:21:02,998 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:21:03,000 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 209 states to 125 states and 207 transitions. [2020-12-01 18:21:03,000 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 207 transitions. [2020-12-01 18:21:03,002 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2020-12-01 18:21:03,003 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:21:03,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:21:03,683 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 8 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-12-01 18:21:05,604 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:21:05,605 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 236 states to 132 states and 233 transitions. [2020-12-01 18:21:05,605 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 233 transitions. [2020-12-01 18:21:05,607 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2020-12-01 18:21:05,607 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:21:05,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:21:05,662 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2020-12-01 18:21:06,081 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:21:06,084 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 242 states to 135 states and 239 transitions. [2020-12-01 18:21:06,084 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 239 transitions. [2020-12-01 18:21:06,087 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2020-12-01 18:21:06,088 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:21:06,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:21:06,289 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2020-12-01 18:21:08,434 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:21:08,437 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 268 states to 144 states and 265 transitions. [2020-12-01 18:21:08,437 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 265 transitions. [2020-12-01 18:21:08,439 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2020-12-01 18:21:08,439 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:21:08,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:21:08,495 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2020-12-01 18:21:09,587 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:21:09,595 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 291 states to 155 states and 288 transitions. [2020-12-01 18:21:09,595 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 288 transitions. [2020-12-01 18:21:09,604 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2020-12-01 18:21:09,604 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:21:09,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:21:09,696 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2020-12-01 18:21:10,103 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:21:10,105 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 305 states to 157 states and 296 transitions. [2020-12-01 18:21:10,105 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 296 transitions. [2020-12-01 18:21:10,107 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2020-12-01 18:21:10,107 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:21:10,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:21:10,158 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 5 proven. 3 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2020-12-01 18:21:12,645 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:21:12,648 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 333 states to 167 states and 324 transitions. [2020-12-01 18:21:12,649 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 324 transitions. [2020-12-01 18:21:12,651 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2020-12-01 18:21:12,651 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:21:12,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:21:12,706 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2020-12-01 18:21:12,732 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:21:12,735 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 334 states to 168 states and 325 transitions. [2020-12-01 18:21:12,735 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 325 transitions. [2020-12-01 18:21:12,737 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2020-12-01 18:21:12,738 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:21:12,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:21:12,792 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2020-12-01 18:21:14,617 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:21:14,620 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 390 states to 178 states and 365 transitions. [2020-12-01 18:21:14,620 INFO L276 IsEmpty]: Start isEmpty. Operand 178 states and 365 transitions. [2020-12-01 18:21:14,623 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2020-12-01 18:21:14,623 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:21:14,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:21:14,711 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2020-12-01 18:21:14,993 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:21:14,999 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 401 states to 183 states and 376 transitions. [2020-12-01 18:21:14,999 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 376 transitions. [2020-12-01 18:21:15,008 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2020-12-01 18:21:15,009 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:21:15,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:21:15,081 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2020-12-01 18:21:15,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:21:15,553 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 412 states to 185 states and 383 transitions. [2020-12-01 18:21:15,554 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 383 transitions. [2020-12-01 18:21:15,556 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2020-12-01 18:21:15,556 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:21:15,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:21:16,109 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 5 proven. 12 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2020-12-01 18:21:20,269 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:21:20,273 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 438 states to 196 states and 407 transitions. [2020-12-01 18:21:20,273 INFO L276 IsEmpty]: Start isEmpty. Operand 196 states and 407 transitions. [2020-12-01 18:21:20,275 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2020-12-01 18:21:20,276 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:21:20,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:21:20,359 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 6 proven. 12 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2020-12-01 18:21:22,683 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:21:22,687 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 449 states to 202 states and 415 transitions. [2020-12-01 18:21:22,687 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 415 transitions. [2020-12-01 18:21:22,690 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2020-12-01 18:21:22,690 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:21:22,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:21:22,749 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2020-12-01 18:21:22,780 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:21:22,784 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 450 states to 203 states and 416 transitions. [2020-12-01 18:21:22,784 INFO L276 IsEmpty]: Start isEmpty. Operand 203 states and 416 transitions. [2020-12-01 18:21:22,787 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2020-12-01 18:21:22,788 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:21:22,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:21:22,847 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2020-12-01 18:21:22,877 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:21:22,881 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 451 states to 204 states and 417 transitions. [2020-12-01 18:21:22,881 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states and 417 transitions. [2020-12-01 18:21:22,885 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2020-12-01 18:21:22,885 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:21:22,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:21:23,169 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2020-12-01 18:21:25,089 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:21:25,093 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 447 states to 204 states and 415 transitions. [2020-12-01 18:21:25,093 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states and 415 transitions. [2020-12-01 18:21:25,096 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2020-12-01 18:21:25,096 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:21:25,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:21:25,145 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2020-12-01 18:21:25,791 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:21:25,794 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 458 states to 209 states and 426 transitions. [2020-12-01 18:21:25,795 INFO L276 IsEmpty]: Start isEmpty. Operand 209 states and 426 transitions. [2020-12-01 18:21:25,798 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2020-12-01 18:21:25,802 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:21:25,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:21:25,867 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2020-12-01 18:21:25,897 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:21:25,900 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 459 states to 210 states and 427 transitions. [2020-12-01 18:21:25,900 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states and 427 transitions. [2020-12-01 18:21:25,903 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2020-12-01 18:21:25,904 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:21:25,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:21:26,358 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 18 proven. 15 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2020-12-01 18:21:28,350 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:21:28,353 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 466 states to 213 states and 432 transitions. [2020-12-01 18:21:28,353 INFO L276 IsEmpty]: Start isEmpty. Operand 213 states and 432 transitions. [2020-12-01 18:21:28,356 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2020-12-01 18:21:28,357 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:21:28,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:21:28,409 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2020-12-01 18:21:28,436 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:21:28,439 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 471 states to 216 states and 437 transitions. [2020-12-01 18:21:28,440 INFO L276 IsEmpty]: Start isEmpty. Operand 216 states and 437 transitions. [2020-12-01 18:21:28,442 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2020-12-01 18:21:28,443 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:21:28,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:21:29,627 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 21 proven. 9 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2020-12-01 18:21:36,749 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:21:36,753 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 550 states to 236 states and 488 transitions. [2020-12-01 18:21:36,753 INFO L276 IsEmpty]: Start isEmpty. Operand 236 states and 488 transitions. [2020-12-01 18:21:36,756 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2020-12-01 18:21:36,757 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:21:36,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:21:36,809 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2020-12-01 18:21:36,858 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:21:36,861 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 551 states to 237 states and 489 transitions. [2020-12-01 18:21:36,862 INFO L276 IsEmpty]: Start isEmpty. Operand 237 states and 489 transitions. [2020-12-01 18:21:36,865 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2020-12-01 18:21:36,865 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:21:36,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:21:36,965 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2020-12-01 18:21:38,080 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:21:38,084 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 557 states to 240 states and 495 transitions. [2020-12-01 18:21:38,084 INFO L276 IsEmpty]: Start isEmpty. Operand 240 states and 495 transitions. [2020-12-01 18:21:38,087 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2020-12-01 18:21:38,088 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:21:38,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:21:38,137 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2020-12-01 18:21:39,362 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:21:39,365 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 563 states to 243 states and 501 transitions. [2020-12-01 18:21:39,365 INFO L276 IsEmpty]: Start isEmpty. Operand 243 states and 501 transitions. [2020-12-01 18:21:39,368 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2020-12-01 18:21:39,369 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:21:39,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:21:39,439 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2020-12-01 18:21:39,473 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:21:39,477 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 564 states to 244 states and 502 transitions. [2020-12-01 18:21:39,477 INFO L276 IsEmpty]: Start isEmpty. Operand 244 states and 502 transitions. [2020-12-01 18:21:39,480 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2020-12-01 18:21:39,480 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:21:39,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:21:41,009 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 31 proven. 9 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2020-12-01 18:21:50,146 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:21:50,150 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 620 states to 261 states and 548 transitions. [2020-12-01 18:21:50,150 INFO L276 IsEmpty]: Start isEmpty. Operand 261 states and 548 transitions. [2020-12-01 18:21:50,152 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2020-12-01 18:21:50,153 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:21:50,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-12-01 18:21:50,240 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-12-01 18:21:50,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-12-01 18:21:50,352 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-12-01 18:21:50,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-12-01 18:21:50,836 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-12-01 18:21:51,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-12-01 18:21:51,038 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-12-01 18:21:54,736 WARN L483 CodeCheckObserver]: This program is UNSAFE, Check terminated with 42 iterations. [2020-12-01 18:21:54,948 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 01.12 06:21:54 ImpRootNode [2020-12-01 18:21:54,948 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2020-12-01 18:21:54,949 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-12-01 18:21:54,949 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-12-01 18:21:54,949 INFO L275 PluginConnector]: Witness Printer initialized [2020-12-01 18:21:54,950 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 06:20:55" (3/4) ... [2020-12-01 18:21:54,952 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2020-12-01 18:21:55,136 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_b5df2293-2cb4-4294-a53d-0a4768e7cb09/bin/ukojak/witness.graphml [2020-12-01 18:21:55,136 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-12-01 18:21:55,138 INFO L168 Benchmark]: Toolchain (without parser) took 62544.84 ms. Allocated memory was 102.8 MB in the beginning and 664.8 MB in the end (delta: 562.0 MB). Free memory was 70.3 MB in the beginning and 435.9 MB in the end (delta: -365.6 MB). Peak memory consumption was 195.6 MB. Max. memory is 16.1 GB. [2020-12-01 18:21:55,139 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 71.3 MB. Free memory was 33.8 MB in the beginning and 33.8 MB in the end (delta: 67.3 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-12-01 18:21:55,140 INFO L168 Benchmark]: CACSL2BoogieTranslator took 879.79 ms. Allocated memory is still 102.8 MB. Free memory was 70.1 MB in the beginning and 70.0 MB in the end (delta: 78.0 kB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2020-12-01 18:21:55,140 INFO L168 Benchmark]: Boogie Procedure Inliner took 79.72 ms. Allocated memory is still 102.8 MB. Free memory was 69.5 MB in the beginning and 67.4 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-12-01 18:21:55,141 INFO L168 Benchmark]: Boogie Preprocessor took 87.06 ms. Allocated memory is still 102.8 MB. Free memory was 67.4 MB in the beginning and 65.3 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-12-01 18:21:55,141 INFO L168 Benchmark]: RCFGBuilder took 1870.17 ms. Allocated memory is still 102.8 MB. Free memory was 65.3 MB in the beginning and 77.9 MB in the end (delta: -12.7 MB). Peak memory consumption was 39.3 MB. Max. memory is 16.1 GB. [2020-12-01 18:21:55,142 INFO L168 Benchmark]: CodeCheck took 59430.03 ms. Allocated memory was 102.8 MB in the beginning and 664.8 MB in the end (delta: 562.0 MB). Free memory was 77.9 MB in the beginning and 465.3 MB in the end (delta: -387.3 MB). Peak memory consumption was 175.7 MB. Max. memory is 16.1 GB. [2020-12-01 18:21:55,142 INFO L168 Benchmark]: Witness Printer took 187.88 ms. Allocated memory is still 664.8 MB. Free memory was 465.3 MB in the beginning and 435.9 MB in the end (delta: 29.4 MB). Peak memory consumption was 29.4 MB. Max. memory is 16.1 GB. [2020-12-01 18:21:55,145 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 7 procedures, 49 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: UNSAFE, OverallTime: 59.1s, OverallIterations: 42, TraceHistogramMax: 0, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 363924892 SDtfs, 1667514454 SDslu, 391478092 SDs, 0 SdLazy, 273259252 SolverSat, -1098673438 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 66.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 22073 GetRequests, 21593 SyntacticMatches, 40 SemanticMatches, 440 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 90457 ImplicationChecksByTransitivity, 45.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.3s SsaConstructionTime, 1.4s SatisfiabilityAnalysisTime, 6.3s InterpolantComputationTime, 1930 NumberOfCodeBlocks, 1930 NumberOfCodeBlocksAsserted, 42 NumberOfCheckSat, 1813 ConstructedInterpolants, 0 QuantifiedInterpolants, 197655 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 41 InterpolantComputations, 33 PerfectInterpolantSequences, 727/791 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: [L45] int methAndRunningLastTime ; [L253] static struct __ACC__ERR *head = (struct __ACC__ERR *)0; [L457] int pumpRunning = 0; [L458] int systemActive = 1; [L630] int waterLevel = 1; [L631] int methaneLevelCritical = 0; [L837] int cleanupTimeShifts = 4; [L911] int retValue_acc ; [L912] int tmp ; [L819] int retValue_acc ; [L822] retValue_acc = 1 [L823] return (retValue_acc); [L918] tmp = valid_product() [L920] COND TRUE \read(tmp) [L50] methAndRunningLastTime = 0 [L726] int splverifierCounter ; [L727] int tmp ; [L728] int tmp___0 ; [L729] int tmp___1 ; [L730] int tmp___2 ; [L733] splverifierCounter = 0 VAL [cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L735] COND TRUE 1 VAL [cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L737] COND TRUE splverifierCounter < 4 [L743] tmp = __VERIFIER_nondet_int() [L745] COND TRUE \read(tmp) VAL [cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L747] CALL waterRise() VAL [\old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L648] COND TRUE waterLevel < 2 [L649] waterLevel = waterLevel + 1 [L747] RET waterRise() VAL [cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L753] tmp___0 = __VERIFIER_nondet_int() [L755] COND FALSE !(\read(tmp___0)) VAL [cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L763] tmp___2 = __VERIFIER_nondet_int() [L765] COND FALSE !(\read(tmp___2)) [L769] tmp___1 = __VERIFIER_nondet_int() [L771] COND TRUE \read(tmp___1) VAL [cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L778] CALL timeShift() VAL [\old(methAndRunningLastTime)=0, \old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L464] COND FALSE !(\read(pumpRunning)) VAL [\old(methAndRunningLastTime)=0, \old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L471] COND TRUE \read(systemActive) [L493] int tmp ; VAL [\old(methAndRunningLastTime)=0, \old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L496] COND TRUE ! pumpRunning [L608] int retValue_acc ; [L609] int tmp ; [L610] int tmp___0 ; [L710] int retValue_acc ; [L713] COND FALSE !(waterLevel < 2) [L717] retValue_acc = 0 [L718] return (retValue_acc); [L614] tmp = isHighWaterSensorDry() [L616] COND FALSE !(\read(tmp)) [L619] tmp___0 = 1 [L621] retValue_acc = tmp___0 [L622] return (retValue_acc); [L498] tmp = isHighWaterLevel() [L500] COND TRUE \read(tmp) [L527] int tmp ; [L552] int retValue_acc ; VAL [\old(methAndRunningLastTime)=0, \old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L556] CALL, EXPR isMethaneLevelCritical() VAL [\old(methAndRunningLastTime)=0, \old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L669] int retValue_acc ; [L672] retValue_acc = methaneLevelCritical [L673] return (retValue_acc); [L556] RET, EXPR isMethaneLevelCritical() VAL [\old(methAndRunningLastTime)=0, \old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L556] retValue_acc = isMethaneLevelCritical() [L558] return (retValue_acc); [L531] tmp = isMethaneAlarm() [L533] COND FALSE !(\read(tmp)) [L521] pumpRunning = 1 VAL [\old(methAndRunningLastTime)=0, \old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=0, pumpRunning=1, systemActive=1, waterLevel=2] [L55] int tmp ; [L56] int tmp___0 ; VAL [\old(methAndRunningLastTime)=0, \old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=0, pumpRunning=1, systemActive=1, waterLevel=2] [L60] CALL, EXPR isMethaneLevelCritical() VAL [\old(methAndRunningLastTime)=0, \old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=0, pumpRunning=1, systemActive=1, waterLevel=2] [L669] int retValue_acc ; [L672] retValue_acc = methaneLevelCritical [L673] return (retValue_acc); [L60] RET, EXPR isMethaneLevelCritical() VAL [\old(methAndRunningLastTime)=0, \old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=0, pumpRunning=1, systemActive=1, waterLevel=2] [L60] tmp = isMethaneLevelCritical() [L62] COND FALSE !(\read(tmp)) [L78] methAndRunningLastTime = 0 VAL [\old(methAndRunningLastTime)=0, \old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=0, pumpRunning=1, systemActive=1, waterLevel=2] [L778] RET timeShift() VAL [cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=0, pumpRunning=1, systemActive=1, waterLevel=2] [L735] COND TRUE 1 VAL [cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=0, pumpRunning=1, systemActive=1, waterLevel=2] [L737] COND TRUE splverifierCounter < 4 [L743] tmp = __VERIFIER_nondet_int() [L745] COND FALSE !(\read(tmp)) VAL [cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=0, pumpRunning=1, systemActive=1, waterLevel=2] [L753] tmp___0 = __VERIFIER_nondet_int() [L755] COND TRUE \read(tmp___0) VAL [cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=0, pumpRunning=1, systemActive=1, waterLevel=2] [L757] CALL changeMethaneLevel() VAL [\old(methaneLevelCritical)=0, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=0, pumpRunning=1, systemActive=1, waterLevel=2] [L660] COND FALSE !(\read(methaneLevelCritical)) [L663] methaneLevelCritical = 1 [L757] RET changeMethaneLevel() VAL [cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] [L763] tmp___2 = __VERIFIER_nondet_int() [L765] COND TRUE \read(tmp___2) VAL [cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] [L778] CALL timeShift() VAL [\old(methAndRunningLastTime)=0, \old(pumpRunning)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] [L464] COND TRUE \read(pumpRunning) [L636] COND TRUE waterLevel > 0 [L637] waterLevel = waterLevel - 1 VAL [\old(methAndRunningLastTime)=0, \old(pumpRunning)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=1] [L471] COND TRUE \read(systemActive) [L493] int tmp ; VAL [\old(methAndRunningLastTime)=0, \old(pumpRunning)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=1] [L496] COND FALSE !(! pumpRunning) VAL [\old(methAndRunningLastTime)=0, \old(pumpRunning)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=1] [L511] FCALL processEnvironment__wrappee__base() VAL [\old(methAndRunningLastTime)=0, \old(pumpRunning)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=1] [L55] int tmp ; [L56] int tmp___0 ; VAL [\old(methAndRunningLastTime)=0, \old(pumpRunning)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=1] [L60] CALL, EXPR isMethaneLevelCritical() VAL [\old(methAndRunningLastTime)=0, \old(pumpRunning)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=1] [L669] int retValue_acc ; [L672] retValue_acc = methaneLevelCritical [L673] return (retValue_acc); [L60] RET, EXPR isMethaneLevelCritical() VAL [\old(methAndRunningLastTime)=0, \old(pumpRunning)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=1] [L60] tmp = isMethaneLevelCritical() [L62] COND TRUE \read(tmp) [L563] int retValue_acc ; [L566] retValue_acc = pumpRunning [L567] return (retValue_acc); [L64] tmp___0 = isPumpRunning() [L66] COND TRUE \read(tmp___0) VAL [\old(methAndRunningLastTime)=0, \old(pumpRunning)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=1] [L67] COND FALSE !(\read(methAndRunningLastTime)) [L72] methAndRunningLastTime = 1 VAL [\old(methAndRunningLastTime)=0, \old(pumpRunning)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=1, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=1] [L778] RET timeShift() VAL [cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=1, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=1] [L735] COND TRUE 1 VAL [cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=1, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=1] [L737] COND TRUE splverifierCounter < 4 [L743] tmp = __VERIFIER_nondet_int() [L745] COND FALSE !(\read(tmp)) VAL [cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=1, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=1] [L753] tmp___0 = __VERIFIER_nondet_int() [L755] COND FALSE !(\read(tmp___0)) VAL [cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=1, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=1] [L763] tmp___2 = __VERIFIER_nondet_int() [L765] COND TRUE \read(tmp___2) VAL [cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=1, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=1] [L778] CALL timeShift() VAL [\old(methAndRunningLastTime)=1, \old(pumpRunning)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=1, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=1] [L464] COND TRUE \read(pumpRunning) [L636] COND TRUE waterLevel > 0 [L637] waterLevel = waterLevel - 1 VAL [\old(methAndRunningLastTime)=1, \old(pumpRunning)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=1, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=0] [L471] COND TRUE \read(systemActive) [L493] int tmp ; VAL [\old(methAndRunningLastTime)=1, \old(pumpRunning)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=1, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=0] [L496] COND FALSE !(! pumpRunning) VAL [\old(methAndRunningLastTime)=1, \old(pumpRunning)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=1, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=0] [L511] FCALL processEnvironment__wrappee__base() VAL [\old(methAndRunningLastTime)=1, \old(pumpRunning)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=1, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=0] [L55] int tmp ; [L56] int tmp___0 ; VAL [\old(methAndRunningLastTime)=1, \old(pumpRunning)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=1, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=0] [L60] CALL, EXPR isMethaneLevelCritical() VAL [\old(methAndRunningLastTime)=1, \old(pumpRunning)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=1, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=0] [L669] int retValue_acc ; [L672] retValue_acc = methaneLevelCritical [L673] return (retValue_acc); [L60] RET, EXPR isMethaneLevelCritical() VAL [\old(methAndRunningLastTime)=1, \old(pumpRunning)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=1, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=0] [L60] tmp = isMethaneLevelCritical() [L62] COND TRUE \read(tmp) [L563] int retValue_acc ; [L566] retValue_acc = pumpRunning [L567] return (retValue_acc); [L64] tmp___0 = isPumpRunning() [L66] COND TRUE \read(tmp___0) VAL [\old(methAndRunningLastTime)=1, \old(pumpRunning)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=1, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=0] [L67] COND TRUE \read(methAndRunningLastTime) VAL [\old(methAndRunningLastTime)=1, \old(pumpRunning)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=1, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=0] [L3] __assert_fail("0", "minepump_spec2_product41.cil.c", 3, "reach_error") VAL [\old(methAndRunningLastTime)=1, \old(pumpRunning)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=1, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=0] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18 ms. Allocated memory is still 71.3 MB. Free memory was 33.8 MB in the beginning and 33.8 MB in the end (delta: 67.3 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 879.79 ms. Allocated memory is still 102.8 MB. Free memory was 70.1 MB in the beginning and 70.0 MB in the end (delta: 78.0 kB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 79.72 ms. Allocated memory is still 102.8 MB. Free memory was 69.5 MB in the beginning and 67.4 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 87.06 ms. Allocated memory is still 102.8 MB. Free memory was 67.4 MB in the beginning and 65.3 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 1870.17 ms. Allocated memory is still 102.8 MB. Free memory was 65.3 MB in the beginning and 77.9 MB in the end (delta: -12.7 MB). Peak memory consumption was 39.3 MB. Max. memory is 16.1 GB. * CodeCheck took 59430.03 ms. Allocated memory was 102.8 MB in the beginning and 664.8 MB in the end (delta: 562.0 MB). Free memory was 77.9 MB in the beginning and 465.3 MB in the end (delta: -387.3 MB). Peak memory consumption was 175.7 MB. Max. memory is 16.1 GB. * Witness Printer took 187.88 ms. Allocated memory is still 664.8 MB. Free memory was 465.3 MB in the beginning and 435.9 MB in the end (delta: 29.4 MB). Peak memory consumption was 29.4 MB. Max. memory is 16.1 GB. RESULT: Ultimate proved your program to be incorrect! Received shutdown request...