./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec1_product40.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 6b5699aa Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_f059546a-8b2b-4b60-b93e-91047f7fa327/bin/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_f059546a-8b2b-4b60-b93e-91047f7fa327/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_f059546a-8b2b-4b60-b93e-91047f7fa327/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_f059546a-8b2b-4b60-b93e-91047f7fa327/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec1_product40.cil.c -s /tmp/vcloud-vcloud-master/worker/run_dir_f059546a-8b2b-4b60-b93e-91047f7fa327/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_f059546a-8b2b-4b60-b93e-91047f7fa327/bin/ukojak --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash ad65d1d3307a121fce5b7d95113e2f3f66b04b5a ................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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 0.1.24-6b5699a [2019-11-26 02:23:49,805 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 02:23:49,807 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 02:23:49,821 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 02:23:49,821 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 02:23:49,822 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 02:23:49,824 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 02:23:49,832 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 02:23:49,836 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 02:23:49,840 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 02:23:49,841 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 02:23:49,842 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 02:23:49,842 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 02:23:49,844 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 02:23:49,845 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 02:23:49,846 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 02:23:49,846 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 02:23:49,847 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 02:23:49,849 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 02:23:49,853 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 02:23:49,856 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 02:23:49,859 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 02:23:49,861 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 02:23:49,861 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 02:23:49,864 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 02:23:49,865 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 02:23:49,865 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 02:23:49,866 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 02:23:49,867 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 02:23:49,867 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 02:23:49,868 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 02:23:49,868 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 02:23:49,869 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 02:23:49,870 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 02:23:49,871 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 02:23:49,871 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 02:23:49,871 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 02:23:49,872 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 02:23:49,872 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 02:23:49,872 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 02:23:49,874 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 02:23:49,874 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_f059546a-8b2b-4b60-b93e-91047f7fa327/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2019-11-26 02:23:49,898 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 02:23:49,900 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 02:23:49,901 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-11-26 02:23:49,901 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2019-11-26 02:23:49,901 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 02:23:49,902 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 02:23:49,902 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 02:23:49,902 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 02:23:49,902 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 02:23:49,903 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 02:23:49,904 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 02:23:49,904 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 02:23:49,904 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 02:23:49,904 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 02:23:49,905 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 02:23:49,905 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 02:23:49,905 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 02:23:49,905 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 02:23:49,905 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2019-11-26 02:23:49,906 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2019-11-26 02:23:49,906 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 02:23:49,906 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 02:23:49,906 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2019-11-26 02:23:49,907 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 02:23:49,907 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 02:23:49,907 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 02:23:49,907 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2019-11-26 02:23:49,908 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 02:23:49,908 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 02:23:49,908 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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_f059546a-8b2b-4b60-b93e-91047f7fa327/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(__VERIFIER_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 -> ad65d1d3307a121fce5b7d95113e2f3f66b04b5a [2019-11-26 02:23:50,078 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 02:23:50,094 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 02:23:50,097 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 02:23:50,099 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 02:23:50,099 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 02:23:50,100 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_f059546a-8b2b-4b60-b93e-91047f7fa327/bin/ukojak/../../sv-benchmarks/c/product-lines/minepump_spec1_product40.cil.c [2019-11-26 02:23:50,154 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_f059546a-8b2b-4b60-b93e-91047f7fa327/bin/ukojak/data/688c7d787/885b41e9637e4c7d9494461e4314bfca/FLAG79d3f31c7 [2019-11-26 02:23:50,606 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 02:23:50,606 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_f059546a-8b2b-4b60-b93e-91047f7fa327/sv-benchmarks/c/product-lines/minepump_spec1_product40.cil.c [2019-11-26 02:23:50,616 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_f059546a-8b2b-4b60-b93e-91047f7fa327/bin/ukojak/data/688c7d787/885b41e9637e4c7d9494461e4314bfca/FLAG79d3f31c7 [2019-11-26 02:23:50,896 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_f059546a-8b2b-4b60-b93e-91047f7fa327/bin/ukojak/data/688c7d787/885b41e9637e4c7d9494461e4314bfca [2019-11-26 02:23:50,899 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 02:23:50,900 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-26 02:23:50,901 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 02:23:50,901 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 02:23:50,904 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 02:23:50,905 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 02:23:50" (1/1) ... [2019-11-26 02:23:50,907 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@33d275ee and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:23:50, skipping insertion in model container [2019-11-26 02:23:50,908 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 02:23:50" (1/1) ... [2019-11-26 02:23:50,914 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 02:23:50,965 INFO L179 MainTranslator]: Built tables and reachable declarations [2019-11-26 02:23:51,349 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 02:23:51,375 INFO L201 MainTranslator]: Completed pre-run [2019-11-26 02:23:51,446 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 02:23:51,472 INFO L205 MainTranslator]: Completed translation [2019-11-26 02:23:51,473 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:23:51 WrapperNode [2019-11-26 02:23:51,473 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 02:23:51,474 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 02:23:51,474 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 02:23:51,474 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 02:23:51,481 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:23:51" (1/1) ... [2019-11-26 02:23:51,498 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:23:51" (1/1) ... [2019-11-26 02:23:51,527 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 02:23:51,527 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 02:23:51,527 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 02:23:51,527 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 02:23:51,536 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:23:51" (1/1) ... [2019-11-26 02:23:51,537 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:23:51" (1/1) ... [2019-11-26 02:23:51,540 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:23:51" (1/1) ... [2019-11-26 02:23:51,540 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:23:51" (1/1) ... [2019-11-26 02:23:51,548 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:23:51" (1/1) ... [2019-11-26 02:23:51,553 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:23:51" (1/1) ... [2019-11-26 02:23:51,556 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:23:51" (1/1) ... [2019-11-26 02:23:51,562 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 02:23:51,563 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-26 02:23:51,563 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-26 02:23:51,563 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-26 02:23:51,564 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:23:51" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f059546a-8b2b-4b60-b93e-91047f7fa327/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 [2019-11-26 02:23:51,630 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-26 02:23:51,630 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-11-26 02:23:51,630 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-11-26 02:23:51,631 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-11-26 02:23:51,631 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-11-26 02:23:51,631 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-11-26 02:23:51,631 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-11-26 02:23:51,631 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-11-26 02:23:51,631 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-11-26 02:23:51,631 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2019-11-26 02:23:51,632 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2019-11-26 02:23:51,632 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-11-26 02:23:51,632 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-11-26 02:23:51,632 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-11-26 02:23:51,632 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-11-26 02:23:51,632 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-11-26 02:23:51,633 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-11-26 02:23:51,633 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-11-26 02:23:51,633 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-26 02:23:51,633 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-26 02:23:52,424 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-26 02:23:52,424 INFO L284 CfgBuilder]: Removed 40 assume(true) statements. [2019-11-26 02:23:52,425 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.11 02:23:52 BoogieIcfgContainer [2019-11-26 02:23:52,425 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-26 02:23:52,425 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2019-11-26 02:23:52,426 INFO L271 PluginConnector]: Initializing CodeCheck... [2019-11-26 02:23:52,436 INFO L275 PluginConnector]: CodeCheck initialized [2019-11-26 02:23:52,437 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.11 02:23:52" (1/1) ... [2019-11-26 02:23:52,448 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-26 02:23:52,476 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:23:52,487 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 63 states and 85 transitions. [2019-11-26 02:23:52,488 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 85 transitions. [2019-11-26 02:23:52,495 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2019-11-26 02:23:52,495 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:23:52,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:23:52,800 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-26 02:23:52,811 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:23:52,813 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 63 states and 83 transitions. [2019-11-26 02:23:52,813 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 83 transitions. [2019-11-26 02:23:52,814 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2019-11-26 02:23:52,814 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:23:52,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:23:52,901 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-26 02:23:52,924 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:23:52,926 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 65 states and 86 transitions. [2019-11-26 02:23:52,926 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 86 transitions. [2019-11-26 02:23:52,927 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2019-11-26 02:23:52,928 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:23:52,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:23:53,027 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-26 02:23:53,064 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:23:53,066 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 68 states and 94 transitions. [2019-11-26 02:23:53,066 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 94 transitions. [2019-11-26 02:23:53,067 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2019-11-26 02:23:53,068 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:23:53,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:23:53,158 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-26 02:23:53,294 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:23:53,295 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 76 states and 108 transitions. [2019-11-26 02:23:53,295 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 108 transitions. [2019-11-26 02:23:53,297 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2019-11-26 02:23:53,297 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:23:53,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:23:53,373 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-26 02:23:53,397 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:23:53,401 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 77 states and 109 transitions. [2019-11-26 02:23:53,401 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 109 transitions. [2019-11-26 02:23:53,402 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2019-11-26 02:23:53,402 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:23:53,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:23:53,465 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-26 02:23:53,477 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:23:53,479 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 78 states and 110 transitions. [2019-11-26 02:23:53,479 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 110 transitions. [2019-11-26 02:23:53,480 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2019-11-26 02:23:53,480 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:23:53,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:23:53,592 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-26 02:23:54,082 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:23:54,084 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 147 states to 95 states and 147 transitions. [2019-11-26 02:23:54,084 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 147 transitions. [2019-11-26 02:23:54,087 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2019-11-26 02:23:54,087 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:23:54,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:23:54,139 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-26 02:23:54,180 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:23:54,182 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 157 states to 100 states and 157 transitions. [2019-11-26 02:23:54,183 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 157 transitions. [2019-11-26 02:23:54,184 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2019-11-26 02:23:54,185 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:23:54,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:23:54,241 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-26 02:23:54,262 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:23:54,264 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 158 states to 101 states and 158 transitions. [2019-11-26 02:23:54,264 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 158 transitions. [2019-11-26 02:23:54,265 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2019-11-26 02:23:54,266 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:23:54,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:23:54,387 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-26 02:23:55,592 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:23:55,594 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 198 states to 120 states and 198 transitions. [2019-11-26 02:23:55,594 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 198 transitions. [2019-11-26 02:23:55,596 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2019-11-26 02:23:55,596 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:23:55,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:23:55,624 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-11-26 02:23:55,793 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:23:55,795 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 212 states to 126 states and 212 transitions. [2019-11-26 02:23:55,795 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 212 transitions. [2019-11-26 02:23:55,797 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2019-11-26 02:23:55,797 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:23:55,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:23:55,927 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-26 02:23:56,097 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:23:56,099 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 230 states to 132 states and 227 transitions. [2019-11-26 02:23:56,099 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 227 transitions. [2019-11-26 02:23:56,100 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2019-11-26 02:23:56,100 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:23:56,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:23:56,143 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-26 02:23:56,155 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:23:56,157 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 232 states to 134 states and 229 transitions. [2019-11-26 02:23:56,157 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 229 transitions. [2019-11-26 02:23:56,160 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2019-11-26 02:23:56,160 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:23:56,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:23:56,227 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-11-26 02:23:56,441 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:23:56,442 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 239 states to 137 states and 236 transitions. [2019-11-26 02:23:56,443 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 236 transitions. [2019-11-26 02:23:56,444 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2019-11-26 02:23:56,444 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:23:56,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:23:56,724 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-26 02:23:58,057 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:23:58,059 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 279 states to 152 states and 275 transitions. [2019-11-26 02:23:58,059 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 275 transitions. [2019-11-26 02:23:58,060 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2019-11-26 02:23:58,060 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:23:58,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:23:58,090 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-26 02:23:58,619 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:23:58,621 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 286 states to 152 states and 273 transitions. [2019-11-26 02:23:58,621 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 273 transitions. [2019-11-26 02:23:58,622 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2019-11-26 02:23:58,622 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:23:58,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:23:58,655 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-11-26 02:23:58,676 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:23:58,677 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 287 states to 153 states and 274 transitions. [2019-11-26 02:23:58,677 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 274 transitions. [2019-11-26 02:23:58,678 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2019-11-26 02:23:58,679 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:23:58,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:23:58,725 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-26 02:23:58,738 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:23:58,740 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 288 states to 154 states and 275 transitions. [2019-11-26 02:23:58,741 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 275 transitions. [2019-11-26 02:23:58,742 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2019-11-26 02:23:58,742 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:23:58,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-26 02:23:58,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-26 02:23:59,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-26 02:23:59,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-26 02:23:59,102 WARN L483 CodeCheckObserver]: This program is UNSAFE, Check terminated with 19 iterations. [2019-11-26 02:23:59,249 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 26.11 02:23:59 ImpRootNode [2019-11-26 02:23:59,249 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2019-11-26 02:23:59,250 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-11-26 02:23:59,274 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-11-26 02:23:59,274 INFO L275 PluginConnector]: Witness Printer initialized [2019-11-26 02:23:59,275 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.11 02:23:52" (3/4) ... [2019-11-26 02:23:59,277 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2019-11-26 02:23:59,449 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_f059546a-8b2b-4b60-b93e-91047f7fa327/bin/ukojak/witness.graphml [2019-11-26 02:23:59,450 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-11-26 02:23:59,452 INFO L168 Benchmark]: Toolchain (without parser) took 8551.87 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 194.5 MB). Free memory was 944.7 MB in the beginning and 988.2 MB in the end (delta: -43.5 MB). Peak memory consumption was 151.0 MB. Max. memory is 11.5 GB. [2019-11-26 02:23:59,453 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 1.0 GB. Free memory is still 967.5 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-26 02:23:59,453 INFO L168 Benchmark]: CACSL2BoogieTranslator took 572.51 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 143.1 MB). Free memory was 944.7 MB in the beginning and 1.1 GB in the end (delta: -181.0 MB). Peak memory consumption was 23.6 MB. Max. memory is 11.5 GB. [2019-11-26 02:23:59,454 INFO L168 Benchmark]: Boogie Procedure Inliner took 53.26 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-26 02:23:59,454 INFO L168 Benchmark]: Boogie Preprocessor took 35.52 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2019-11-26 02:23:59,455 INFO L168 Benchmark]: RCFGBuilder took 862.36 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 65.3 MB). Peak memory consumption was 65.3 MB. Max. memory is 11.5 GB. [2019-11-26 02:23:59,460 INFO L168 Benchmark]: CodeCheck took 6823.75 ms. Allocated memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 51.4 MB). Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 51.3 MB). Peak memory consumption was 102.7 MB. Max. memory is 11.5 GB. [2019-11-26 02:23:59,460 INFO L168 Benchmark]: Witness Printer took 200.87 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 988.2 MB in the end (delta: 15.5 MB). Peak memory consumption was 15.5 MB. Max. memory is 11.5 GB. [2019-11-26 02:23:59,462 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 9 procedures, 63 locations, 1 error locations. Result: UNSAFE, OverallTime: 6.6s, OverallIterations: 19, TraceHistogramMax: 0, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, HoareTripleCheckerStatistics: 6010968 SDtfs, 1318868 SDslu, 2322024 SDs, 0 SdLazy, 1822244 SolverSat, 629780 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 5.7s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 4338 GetRequests, 4213 SyntacticMatches, 9 SemanticMatches, 116 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4858 ImplicationChecksByTransitivity, 4.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 1.1s InterpolantComputationTime, 505 NumberOfCodeBlocks, 505 NumberOfCodeBlocksAsserted, 19 NumberOfCheckSat, 454 ConstructedInterpolants, 0 QuantifiedInterpolants, 27964 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 18 InterpolantComputations, 18 PerfectInterpolantSequences, 6/6 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: 490]: a call of __VERIFIER_error() is reachable a call of __VERIFIER_error() is reachable We found a FailurePath: [L51] int pumpRunning = 0; [L52] int systemActive = 1; [L352] int cleanupTimeShifts = 4; [L862] int waterLevel = 1; [L863] int methaneLevelCritical = 0; [L664] static struct __ACC__ERR *head = (struct __ACC__ERR *)0; [L428] int retValue_acc ; [L429] int tmp ; [L477] int retValue_acc ; [L480] retValue_acc = 1 [L481] return (retValue_acc); [L435] tmp = valid_product() [L437] COND TRUE \read(tmp) [L257] int splverifierCounter ; [L258] int tmp ; [L259] int tmp___0 ; [L260] int tmp___1 ; [L261] int tmp___2 ; [L264] splverifierCounter = 0 VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L266] COND TRUE 1 VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L268] COND TRUE splverifierCounter < 4 [L274] tmp = __VERIFIER_nondet_int() [L276] COND TRUE \read(tmp) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L278] CALL waterRise() VAL [\old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L880] COND TRUE waterLevel < 2 [L881] waterLevel = waterLevel + 1 [L278] RET waterRise() VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L284] tmp___0 = __VERIFIER_nondet_int() [L286] COND TRUE \read(tmp___0) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L288] CALL changeMethaneLevel() VAL [\old(methaneLevelCritical)=0, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L892] COND FALSE !(\read(methaneLevelCritical)) [L895] methaneLevelCritical = 1 [L288] RET changeMethaneLevel() VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L294] tmp___2 = __VERIFIER_nondet_int() [L296] COND TRUE \read(tmp___2) [L248] systemActive = 1 VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L313] CALL timeShift() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L59] COND FALSE !(\read(pumpRunning)) VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L66] COND TRUE \read(systemActive) [L114] int tmp ; VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L117] COND FALSE !(\read(pumpRunning)) VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L132] CALL processEnvironment__wrappee__highWaterSensor() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L88] int tmp ; VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L91] COND TRUE ! pumpRunning [L211] int retValue_acc ; [L212] int tmp ; [L213] int tmp___0 ; [L942] int retValue_acc ; [L945] COND FALSE !(waterLevel < 2) [L949] retValue_acc = 0 [L950] return (retValue_acc); [L217] tmp = isHighWaterSensorDry() [L219] COND FALSE !(\read(tmp)) [L222] tmp___0 = 1 [L224] retValue_acc = tmp___0 [L225] return (retValue_acc); [L93] tmp = isHighWaterLevel() [L95] COND TRUE \read(tmp) [L142] pumpRunning = 1 VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] [L132] RET processEnvironment__wrappee__highWaterSensor() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] [L327] int tmp ; [L328] int tmp___0 ; VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] [L332] CALL, EXPR isMethaneLevelCritical() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] [L901] int retValue_acc ; [L904] retValue_acc = methaneLevelCritical [L905] return (retValue_acc); [L332] RET, EXPR isMethaneLevelCritical() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] [L332] tmp = isMethaneLevelCritical() [L334] COND TRUE \read(tmp) [L166] int retValue_acc ; [L169] retValue_acc = pumpRunning [L170] return (retValue_acc); [L336] tmp___0 = isPumpRunning() [L338] 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] [L490] __VERIFIER_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 0.18 ms. Allocated memory is still 1.0 GB. Free memory is still 967.5 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 572.51 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 143.1 MB). Free memory was 944.7 MB in the beginning and 1.1 GB in the end (delta: -181.0 MB). Peak memory consumption was 23.6 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 53.26 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 35.52 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * RCFGBuilder took 862.36 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 65.3 MB). Peak memory consumption was 65.3 MB. Max. memory is 11.5 GB. * CodeCheck took 6823.75 ms. Allocated memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 51.4 MB). Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 51.3 MB). Peak memory consumption was 102.7 MB. Max. memory is 11.5 GB. * Witness Printer took 200.87 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 988.2 MB in the end (delta: 15.5 MB). Peak memory consumption was 15.5 MB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be incorrect! Received shutdown request...