./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 678e0110 Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_6eca7556-5d2b-428e-ad5e-053a1574d6b9/bin/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_6eca7556-5d2b-428e-ad5e-053a1574d6b9/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_6eca7556-5d2b-428e-ad5e-053a1574d6b9/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_6eca7556-5d2b-428e-ad5e-053a1574d6b9/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec1_product40.cil.c -s /tmp/vcloud-vcloud-master/worker/run_dir_6eca7556-5d2b-428e-ad5e-053a1574d6b9/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_6eca7556-5d2b-428e-ad5e-053a1574d6b9/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 0.1.24-678e011 [2019-11-20 07:49:23,744 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-20 07:49:23,746 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-20 07:49:23,758 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-20 07:49:23,758 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-20 07:49:23,759 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-20 07:49:23,761 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-20 07:49:23,763 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-20 07:49:23,765 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-20 07:49:23,766 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-20 07:49:23,767 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-20 07:49:23,769 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-20 07:49:23,769 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-20 07:49:23,770 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-20 07:49:23,771 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-20 07:49:23,773 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-20 07:49:23,773 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-20 07:49:23,774 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-20 07:49:23,777 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-20 07:49:23,779 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-20 07:49:23,781 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-20 07:49:23,783 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-20 07:49:23,784 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-20 07:49:23,785 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-20 07:49:23,787 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-20 07:49:23,788 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-20 07:49:23,788 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-20 07:49:23,789 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-20 07:49:23,793 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-20 07:49:23,794 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-20 07:49:23,794 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-20 07:49:23,795 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-20 07:49:23,797 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-20 07:49:23,798 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-20 07:49:23,799 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-20 07:49:23,801 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-20 07:49:23,802 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-20 07:49:23,803 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-20 07:49:23,803 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-20 07:49:23,804 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-20 07:49:23,807 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-20 07:49:23,809 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_6eca7556-5d2b-428e-ad5e-053a1574d6b9/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2019-11-20 07:49:23,828 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-20 07:49:23,828 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-20 07:49:23,829 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-11-20 07:49:23,830 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2019-11-20 07:49:23,830 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-20 07:49:23,831 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-20 07:49:23,831 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-20 07:49:23,831 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-20 07:49:23,831 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-20 07:49:23,832 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-20 07:49:23,836 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-20 07:49:23,837 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-20 07:49:23,837 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-20 07:49:23,837 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-20 07:49:23,837 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-20 07:49:23,837 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-20 07:49:23,838 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-20 07:49:23,838 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-20 07:49:23,838 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2019-11-20 07:49:23,838 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2019-11-20 07:49:23,839 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-20 07:49:23,839 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-20 07:49:23,839 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2019-11-20 07:49:23,839 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-20 07:49:23,839 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-20 07:49:23,840 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-20 07:49:23,840 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2019-11-20 07:49:23,840 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-20 07:49:23,840 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-20 07:49:23,840 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_6eca7556-5d2b-428e-ad5e-053a1574d6b9/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 [2019-11-20 07:49:24,036 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-20 07:49:24,047 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-20 07:49:24,050 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-20 07:49:24,051 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-20 07:49:24,052 INFO L275 PluginConnector]: CDTParser initialized [2019-11-20 07:49:24,052 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_6eca7556-5d2b-428e-ad5e-053a1574d6b9/bin/ukojak/../../sv-benchmarks/c/product-lines/minepump_spec1_product40.cil.c [2019-11-20 07:49:24,111 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_6eca7556-5d2b-428e-ad5e-053a1574d6b9/bin/ukojak/data/0eb8a0f9a/2f08bd7ad93b4d53813d3f8fa484d6e5/FLAGf39bafcf4 [2019-11-20 07:49:24,547 INFO L306 CDTParser]: Found 1 translation units. [2019-11-20 07:49:24,548 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_6eca7556-5d2b-428e-ad5e-053a1574d6b9/sv-benchmarks/c/product-lines/minepump_spec1_product40.cil.c [2019-11-20 07:49:24,564 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_6eca7556-5d2b-428e-ad5e-053a1574d6b9/bin/ukojak/data/0eb8a0f9a/2f08bd7ad93b4d53813d3f8fa484d6e5/FLAGf39bafcf4 [2019-11-20 07:49:24,943 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_6eca7556-5d2b-428e-ad5e-053a1574d6b9/bin/ukojak/data/0eb8a0f9a/2f08bd7ad93b4d53813d3f8fa484d6e5 [2019-11-20 07:49:24,945 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-20 07:49:24,947 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-20 07:49:24,948 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-20 07:49:24,948 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-20 07:49:24,951 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-20 07:49:24,952 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 07:49:24" (1/1) ... [2019-11-20 07:49:24,954 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@17fceab4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:49:24, skipping insertion in model container [2019-11-20 07:49:24,955 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 07:49:24" (1/1) ... [2019-11-20 07:49:24,961 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-20 07:49:25,013 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-20 07:49:25,502 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-20 07:49:25,515 INFO L188 MainTranslator]: Completed pre-run [2019-11-20 07:49:25,649 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-20 07:49:25,681 INFO L192 MainTranslator]: Completed translation [2019-11-20 07:49:25,681 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:49:25 WrapperNode [2019-11-20 07:49:25,682 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-20 07:49:25,682 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-20 07:49:25,682 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-20 07:49:25,682 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-20 07:49:25,690 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:49:25" (1/1) ... [2019-11-20 07:49:25,709 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:49:25" (1/1) ... [2019-11-20 07:49:25,743 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-20 07:49:25,744 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-20 07:49:25,744 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-20 07:49:25,744 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-20 07:49:25,756 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:49:25" (1/1) ... [2019-11-20 07:49:25,757 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:49:25" (1/1) ... [2019-11-20 07:49:25,770 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:49:25" (1/1) ... [2019-11-20 07:49:25,770 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:49:25" (1/1) ... [2019-11-20 07:49:25,780 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:49:25" (1/1) ... [2019-11-20 07:49:25,796 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:49:25" (1/1) ... [2019-11-20 07:49:25,798 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:49:25" (1/1) ... [2019-11-20 07:49:25,802 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-20 07:49:25,802 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-20 07:49:25,802 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-20 07:49:25,803 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-20 07:49:25,803 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:49:25" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_6eca7556-5d2b-428e-ad5e-053a1574d6b9/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 [2019-11-20 07:49:25,864 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-20 07:49:25,864 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-11-20 07:49:25,864 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-11-20 07:49:25,865 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-11-20 07:49:25,865 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-11-20 07:49:25,865 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-11-20 07:49:25,865 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-11-20 07:49:25,865 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-11-20 07:49:25,865 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-11-20 07:49:25,866 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2019-11-20 07:49:25,866 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2019-11-20 07:49:25,866 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-11-20 07:49:25,866 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-11-20 07:49:25,867 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-11-20 07:49:25,867 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-11-20 07:49:25,867 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-11-20 07:49:25,867 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-11-20 07:49:25,867 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-11-20 07:49:25,868 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-20 07:49:25,868 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-20 07:49:26,693 INFO L280 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-20 07:49:26,694 INFO L285 CfgBuilder]: Removed 40 assume(true) statements. [2019-11-20 07:49:26,695 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 07:49:26 BoogieIcfgContainer [2019-11-20 07:49:26,695 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-20 07:49:26,695 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2019-11-20 07:49:26,696 INFO L271 PluginConnector]: Initializing CodeCheck... [2019-11-20 07:49:26,706 INFO L275 PluginConnector]: CodeCheck initialized [2019-11-20 07:49:26,707 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 07:49:26" (1/1) ... [2019-11-20 07:49:26,723 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 07:49:26,755 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 07:49:26,768 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 63 states and 85 transitions. [2019-11-20 07:49:26,768 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 85 transitions. [2019-11-20 07:49:26,775 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2019-11-20 07:49:26,775 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 07:49:26,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 07:49:27,071 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 07:49:27,085 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 07:49:27,088 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 63 states and 83 transitions. [2019-11-20 07:49:27,088 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 83 transitions. [2019-11-20 07:49:27,091 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2019-11-20 07:49:27,091 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 07:49:27,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 07:49:27,178 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 07:49:27,218 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 07:49:27,219 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 65 states and 86 transitions. [2019-11-20 07:49:27,220 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 86 transitions. [2019-11-20 07:49:27,221 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2019-11-20 07:49:27,223 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 07:49:27,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 07:49:27,336 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 07:49:27,380 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 07:49:27,382 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 68 states and 94 transitions. [2019-11-20 07:49:27,383 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 94 transitions. [2019-11-20 07:49:27,384 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2019-11-20 07:49:27,384 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 07:49:27,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 07:49:27,450 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 07:49:27,584 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 07:49:27,586 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 76 states and 108 transitions. [2019-11-20 07:49:27,586 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 108 transitions. [2019-11-20 07:49:27,588 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2019-11-20 07:49:27,588 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 07:49:27,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 07:49:27,632 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 07:49:27,655 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 07:49:27,659 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 77 states and 109 transitions. [2019-11-20 07:49:27,660 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 109 transitions. [2019-11-20 07:49:27,661 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2019-11-20 07:49:27,662 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 07:49:27,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 07:49:27,720 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 07:49:27,741 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 07:49:27,743 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 78 states and 110 transitions. [2019-11-20 07:49:27,743 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 110 transitions. [2019-11-20 07:49:27,745 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2019-11-20 07:49:27,745 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 07:49:27,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 07:49:27,883 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 07:49:28,426 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 07:49:28,428 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 147 states to 95 states and 147 transitions. [2019-11-20 07:49:28,428 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 147 transitions. [2019-11-20 07:49:28,431 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2019-11-20 07:49:28,431 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 07:49:28,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 07:49:28,495 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 07:49:28,683 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 07:49:28,685 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 154 states to 98 states and 154 transitions. [2019-11-20 07:49:28,685 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 154 transitions. [2019-11-20 07:49:28,687 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2019-11-20 07:49:28,687 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 07:49:28,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 07:49:28,727 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 07:49:28,770 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 07:49:28,771 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 164 states to 103 states and 164 transitions. [2019-11-20 07:49:28,771 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 164 transitions. [2019-11-20 07:49:28,773 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2019-11-20 07:49:28,773 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 07:49:28,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 07:49:28,809 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 07:49:28,821 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 07:49:28,822 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 165 states to 104 states and 165 transitions. [2019-11-20 07:49:28,823 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 165 transitions. [2019-11-20 07:49:28,824 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2019-11-20 07:49:28,824 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 07:49:28,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 07:49:28,937 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 07:49:30,345 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 07:49:30,347 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 205 states to 123 states and 205 transitions. [2019-11-20 07:49:30,347 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 205 transitions. [2019-11-20 07:49:30,348 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2019-11-20 07:49:30,348 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 07:49:30,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 07:49:30,377 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 07:49:30,537 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 07:49:30,538 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 211 states to 127 states and 211 transitions. [2019-11-20 07:49:30,538 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 211 transitions. [2019-11-20 07:49:30,541 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2019-11-20 07:49:30,541 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 07:49:30,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 07:49:30,567 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 07:49:30,777 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 07:49:30,779 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 218 states to 130 states and 218 transitions. [2019-11-20 07:49:30,779 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 218 transitions. [2019-11-20 07:49:30,780 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2019-11-20 07:49:30,780 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 07:49:30,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 07:49:30,808 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-11-20 07:49:30,856 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 07:49:30,857 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 228 states to 134 states and 228 transitions. [2019-11-20 07:49:30,858 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 228 transitions. [2019-11-20 07:49:30,859 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2019-11-20 07:49:30,859 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 07:49:30,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 07:49:30,889 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-11-20 07:49:30,907 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 07:49:30,909 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 229 states to 135 states and 229 transitions. [2019-11-20 07:49:30,909 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 229 transitions. [2019-11-20 07:49:30,913 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2019-11-20 07:49:30,913 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 07:49:30,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 07:49:31,055 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 07:49:31,257 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 07:49:31,259 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 247 states to 141 states and 244 transitions. [2019-11-20 07:49:31,259 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 244 transitions. [2019-11-20 07:49:31,260 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2019-11-20 07:49:31,260 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 07:49:31,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 07:49:31,664 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 07:49:33,094 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 07:49:33,095 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 287 states to 156 states and 283 transitions. [2019-11-20 07:49:33,095 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 283 transitions. [2019-11-20 07:49:33,097 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2019-11-20 07:49:33,097 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 07:49:33,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 07:49:33,151 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 07:49:33,185 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 07:49:33,188 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 288 states to 157 states and 284 transitions. [2019-11-20 07:49:33,188 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 284 transitions. [2019-11-20 07:49:33,190 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2019-11-20 07:49:33,191 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 07:49:33,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 07:49:33,238 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 07:49:33,741 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 07:49:33,743 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 295 states to 157 states and 282 transitions. [2019-11-20 07:49:33,743 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 282 transitions. [2019-11-20 07:49:33,744 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2019-11-20 07:49:33,744 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 07:49:33,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-20 07:49:33,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-20 07:49:34,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-20 07:49:34,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-20 07:49:34,184 WARN L483 CodeCheckObserver]: This program is UNSAFE, Check terminated with 20 iterations. [2019-11-20 07:49:34,356 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 20.11 07:49:34 ImpRootNode [2019-11-20 07:49:34,360 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2019-11-20 07:49:34,361 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-11-20 07:49:34,361 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-11-20 07:49:34,361 INFO L275 PluginConnector]: Witness Printer initialized [2019-11-20 07:49:34,362 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 07:49:26" (3/4) ... [2019-11-20 07:49:34,364 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2019-11-20 07:49:34,468 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_6eca7556-5d2b-428e-ad5e-053a1574d6b9/bin/ukojak/witness.graphml [2019-11-20 07:49:34,468 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-11-20 07:49:34,475 INFO L168 Benchmark]: Toolchain (without parser) took 9528.01 ms. Allocated memory was 1.0 GB in the beginning and 1.4 GB in the end (delta: 321.4 MB). Free memory was 947.4 MB in the beginning and 942.1 MB in the end (delta: 5.3 MB). Peak memory consumption was 326.7 MB. Max. memory is 11.5 GB. [2019-11-20 07:49:34,476 INFO L168 Benchmark]: CDTParser took 0.19 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. [2019-11-20 07:49:34,477 INFO L168 Benchmark]: CACSL2BoogieTranslator took 734.26 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 179.8 MB). Free memory was 947.4 MB in the beginning and 1.1 GB in the end (delta: -202.5 MB). Peak memory consumption was 17.6 MB. Max. memory is 11.5 GB. [2019-11-20 07:49:34,477 INFO L168 Benchmark]: Boogie Procedure Inliner took 61.25 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. [2019-11-20 07:49:34,478 INFO L168 Benchmark]: Boogie Preprocessor took 58.31 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. [2019-11-20 07:49:34,479 INFO L168 Benchmark]: RCFGBuilder took 892.80 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: 67.9 MB). Peak memory consumption was 67.9 MB. Max. memory is 11.5 GB. [2019-11-20 07:49:34,479 INFO L168 Benchmark]: CodeCheck took 7664.85 ms. Allocated memory was 1.2 GB in the beginning and 1.4 GB in the end (delta: 141.6 MB). Free memory was 1.1 GB in the beginning and 954.1 MB in the end (delta: 127.8 MB). Peak memory consumption was 269.4 MB. Max. memory is 11.5 GB. [2019-11-20 07:49:34,484 INFO L168 Benchmark]: Witness Printer took 107.42 ms. Allocated memory is still 1.4 GB. Free memory was 954.1 MB in the beginning and 942.1 MB in the end (delta: 12.1 MB). Peak memory consumption was 12.1 MB. Max. memory is 11.5 GB. [2019-11-20 07:49:34,486 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: 7.4s, OverallIterations: 20, TraceHistogramMax: 0, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, HoareTripleCheckerStatistics: 12012100 SDtfs, 2603604 SDslu, 4622164 SDs, 0 SdLazy, 3582998 SolverSat, 1250246 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 6.2s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 4563 GetRequests, 4434 SyntacticMatches, 9 SemanticMatches, 120 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5235 ImplicationChecksByTransitivity, 4.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 1.2s InterpolantComputationTime, 535 NumberOfCodeBlocks, 535 NumberOfCodeBlocksAsserted, 20 NumberOfCheckSat, 483 ConstructedInterpolants, 0 QuantifiedInterpolants, 28851 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 19 InterpolantComputations, 19 PerfectInterpolantSequences, 4/4 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - CounterExampleResult [Line: 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; [L664] static struct __ACC__ERR *head = (struct __ACC__ERR *)0; [L862] int waterLevel = 1; [L863] int methaneLevelCritical = 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 0.19 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 734.26 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 179.8 MB). Free memory was 947.4 MB in the beginning and 1.1 GB in the end (delta: -202.5 MB). Peak memory consumption was 17.6 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 61.25 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 58.31 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. * RCFGBuilder took 892.80 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: 67.9 MB). Peak memory consumption was 67.9 MB. Max. memory is 11.5 GB. * CodeCheck took 7664.85 ms. Allocated memory was 1.2 GB in the beginning and 1.4 GB in the end (delta: 141.6 MB). Free memory was 1.1 GB in the beginning and 954.1 MB in the end (delta: 127.8 MB). Peak memory consumption was 269.4 MB. Max. memory is 11.5 GB. * Witness Printer took 107.42 ms. Allocated memory is still 1.4 GB. Free memory was 954.1 MB in the beginning and 942.1 MB in the end (delta: 12.1 MB). Peak memory consumption was 12.1 MB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be incorrect! Received shutdown request...