./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec1_product55.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version f470102c Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_9e56fb1c-99f6-4650-9b75-22519f23365e/bin/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_9e56fb1c-99f6-4650-9b75-22519f23365e/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_9e56fb1c-99f6-4650-9b75-22519f23365e/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_9e56fb1c-99f6-4650-9b75-22519f23365e/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec1_product55.cil.c -s /tmp/vcloud-vcloud-master/worker/run_dir_9e56fb1c-99f6-4650-9b75-22519f23365e/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_9e56fb1c-99f6-4650-9b75-22519f23365e/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 f98010979adc33ea49508c52e1057d4173359b78 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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 0.1.25-f470102 [2019-12-01 23:32:19,489 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-12-01 23:32:19,490 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-12-01 23:32:19,498 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-12-01 23:32:19,498 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-12-01 23:32:19,499 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-12-01 23:32:19,500 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-12-01 23:32:19,502 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-12-01 23:32:19,504 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-12-01 23:32:19,504 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-12-01 23:32:19,505 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-12-01 23:32:19,506 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-12-01 23:32:19,507 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-12-01 23:32:19,507 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-12-01 23:32:19,508 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-12-01 23:32:19,509 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-12-01 23:32:19,510 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-12-01 23:32:19,511 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-12-01 23:32:19,512 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-12-01 23:32:19,513 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-12-01 23:32:19,514 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-12-01 23:32:19,515 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-12-01 23:32:19,516 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-12-01 23:32:19,516 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-12-01 23:32:19,518 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-12-01 23:32:19,518 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-12-01 23:32:19,518 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-12-01 23:32:19,519 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-12-01 23:32:19,519 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-12-01 23:32:19,519 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-12-01 23:32:19,520 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-12-01 23:32:19,520 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-12-01 23:32:19,521 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-12-01 23:32:19,521 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-12-01 23:32:19,522 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-12-01 23:32:19,522 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-12-01 23:32:19,523 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-12-01 23:32:19,523 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-12-01 23:32:19,523 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-12-01 23:32:19,524 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-12-01 23:32:19,524 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-12-01 23:32:19,525 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_9e56fb1c-99f6-4650-9b75-22519f23365e/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2019-12-01 23:32:19,538 INFO L113 SettingsManager]: Loading preferences was successful [2019-12-01 23:32:19,538 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-12-01 23:32:19,539 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-12-01 23:32:19,539 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2019-12-01 23:32:19,539 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-12-01 23:32:19,539 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-12-01 23:32:19,540 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-12-01 23:32:19,540 INFO L138 SettingsManager]: * sizeof long=4 [2019-12-01 23:32:19,540 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-12-01 23:32:19,540 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-12-01 23:32:19,540 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-12-01 23:32:19,541 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-12-01 23:32:19,541 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-12-01 23:32:19,541 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-12-01 23:32:19,541 INFO L138 SettingsManager]: * sizeof long double=12 [2019-12-01 23:32:19,541 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-12-01 23:32:19,541 INFO L138 SettingsManager]: * Use constant arrays=true [2019-12-01 23:32:19,541 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-12-01 23:32:19,541 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2019-12-01 23:32:19,542 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2019-12-01 23:32:19,542 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-12-01 23:32:19,542 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-12-01 23:32:19,542 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2019-12-01 23:32:19,542 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-12-01 23:32:19,542 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-12-01 23:32:19,542 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-12-01 23:32:19,542 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2019-12-01 23:32:19,543 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-12-01 23:32:19,543 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-12-01 23:32:19,543 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_9e56fb1c-99f6-4650-9b75-22519f23365e/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 -> f98010979adc33ea49508c52e1057d4173359b78 [2019-12-01 23:32:19,640 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-12-01 23:32:19,648 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-12-01 23:32:19,651 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-12-01 23:32:19,652 INFO L271 PluginConnector]: Initializing CDTParser... [2019-12-01 23:32:19,652 INFO L275 PluginConnector]: CDTParser initialized [2019-12-01 23:32:19,653 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_9e56fb1c-99f6-4650-9b75-22519f23365e/bin/ukojak/../../sv-benchmarks/c/product-lines/minepump_spec1_product55.cil.c [2019-12-01 23:32:19,701 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_9e56fb1c-99f6-4650-9b75-22519f23365e/bin/ukojak/data/9156ced95/46867f90b3364042914ca734158d87bf/FLAGb3f03b91c [2019-12-01 23:32:20,170 INFO L306 CDTParser]: Found 1 translation units. [2019-12-01 23:32:20,171 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_9e56fb1c-99f6-4650-9b75-22519f23365e/sv-benchmarks/c/product-lines/minepump_spec1_product55.cil.c [2019-12-01 23:32:20,183 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_9e56fb1c-99f6-4650-9b75-22519f23365e/bin/ukojak/data/9156ced95/46867f90b3364042914ca734158d87bf/FLAGb3f03b91c [2019-12-01 23:32:20,676 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_9e56fb1c-99f6-4650-9b75-22519f23365e/bin/ukojak/data/9156ced95/46867f90b3364042914ca734158d87bf [2019-12-01 23:32:20,678 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-12-01 23:32:20,679 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-12-01 23:32:20,680 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-12-01 23:32:20,680 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-12-01 23:32:20,682 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-12-01 23:32:20,683 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 11:32:20" (1/1) ... [2019-12-01 23:32:20,685 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4e292d9b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 11:32:20, skipping insertion in model container [2019-12-01 23:32:20,685 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 11:32:20" (1/1) ... [2019-12-01 23:32:20,690 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-12-01 23:32:20,717 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-01 23:32:20,932 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-01 23:32:20,940 INFO L203 MainTranslator]: Completed pre-run [2019-12-01 23:32:20,988 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-01 23:32:21,011 INFO L208 MainTranslator]: Completed translation [2019-12-01 23:32:21,011 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 11:32:21 WrapperNode [2019-12-01 23:32:21,011 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-12-01 23:32:21,012 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-12-01 23:32:21,012 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-12-01 23:32:21,012 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-12-01 23:32:21,017 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 11:32:21" (1/1) ... [2019-12-01 23:32:21,029 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 11:32:21" (1/1) ... [2019-12-01 23:32:21,050 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-12-01 23:32:21,051 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-12-01 23:32:21,051 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-12-01 23:32:21,051 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-12-01 23:32:21,057 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 11:32:21" (1/1) ... [2019-12-01 23:32:21,057 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 11:32:21" (1/1) ... [2019-12-01 23:32:21,060 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 11:32:21" (1/1) ... [2019-12-01 23:32:21,060 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 11:32:21" (1/1) ... [2019-12-01 23:32:21,066 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 11:32:21" (1/1) ... [2019-12-01 23:32:21,070 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 11:32:21" (1/1) ... [2019-12-01 23:32:21,072 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 11:32:21" (1/1) ... [2019-12-01 23:32:21,075 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-12-01 23:32:21,075 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-12-01 23:32:21,075 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-12-01 23:32:21,075 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-12-01 23:32:21,076 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 11:32:21" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_9e56fb1c-99f6-4650-9b75-22519f23365e/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 [2019-12-01 23:32:21,117 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-12-01 23:32:21,117 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-12-01 23:32:21,117 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-12-01 23:32:21,117 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-12-01 23:32:21,117 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-12-01 23:32:21,117 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-12-01 23:32:21,117 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-12-01 23:32:21,117 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-12-01 23:32:21,117 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-12-01 23:32:21,118 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2019-12-01 23:32:21,118 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2019-12-01 23:32:21,118 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-12-01 23:32:21,118 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-12-01 23:32:21,118 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__lowWaterSensor [2019-12-01 23:32:21,118 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__lowWaterSensor [2019-12-01 23:32:21,118 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-12-01 23:32:21,118 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-12-01 23:32:21,118 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-12-01 23:32:21,118 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-12-01 23:32:21,118 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-12-01 23:32:21,119 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-12-01 23:32:21,119 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-12-01 23:32:21,638 INFO L282 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-12-01 23:32:21,639 INFO L287 CfgBuilder]: Removed 42 assume(true) statements. [2019-12-01 23:32:21,639 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 11:32:21 BoogieIcfgContainer [2019-12-01 23:32:21,640 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-12-01 23:32:21,640 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2019-12-01 23:32:21,640 INFO L271 PluginConnector]: Initializing CodeCheck... [2019-12-01 23:32:21,646 INFO L275 PluginConnector]: CodeCheck initialized [2019-12-01 23:32:21,647 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 11:32:21" (1/1) ... [2019-12-01 23:32:21,653 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-01 23:32:21,672 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 23:32:21,679 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 71 states and 97 transitions. [2019-12-01 23:32:21,679 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 97 transitions. [2019-12-01 23:32:21,683 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2019-12-01 23:32:21,683 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 23:32:21,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 23:32:21,827 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 23:32:21,836 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 23:32:21,837 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 71 states and 95 transitions. [2019-12-01 23:32:21,837 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 95 transitions. [2019-12-01 23:32:21,838 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2019-12-01 23:32:21,838 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 23:32:21,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 23:32:21,900 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 23:32:21,918 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 23:32:21,920 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 73 states and 98 transitions. [2019-12-01 23:32:21,920 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 98 transitions. [2019-12-01 23:32:21,921 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2019-12-01 23:32:21,921 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 23:32:21,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 23:32:21,986 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 23:32:22,069 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 23:32:22,071 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 83 states and 119 transitions. [2019-12-01 23:32:22,071 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 119 transitions. [2019-12-01 23:32:22,073 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2019-12-01 23:32:22,073 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 23:32:22,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 23:32:22,113 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 23:32:22,119 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 23:32:22,121 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 84 states and 120 transitions. [2019-12-01 23:32:22,121 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 120 transitions. [2019-12-01 23:32:22,122 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2019-12-01 23:32:22,122 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 23:32:22,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 23:32:22,157 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 23:32:22,164 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 23:32:22,166 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 121 states to 85 states and 121 transitions. [2019-12-01 23:32:22,166 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 121 transitions. [2019-12-01 23:32:22,167 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2019-12-01 23:32:22,167 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 23:32:22,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 23:32:22,195 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 23:32:22,202 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 23:32:22,204 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 86 states and 122 transitions. [2019-12-01 23:32:22,204 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 122 transitions. [2019-12-01 23:32:22,205 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2019-12-01 23:32:22,206 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 23:32:22,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 23:32:22,272 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 23:32:22,556 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 23:32:22,557 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 103 states and 160 transitions. [2019-12-01 23:32:22,557 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 160 transitions. [2019-12-01 23:32:22,560 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2019-12-01 23:32:22,560 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 23:32:22,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 23:32:22,587 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 23:32:22,597 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 23:32:22,598 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 161 states to 104 states and 161 transitions. [2019-12-01 23:32:22,598 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 161 transitions. [2019-12-01 23:32:22,599 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2019-12-01 23:32:22,599 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 23:32:22,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 23:32:22,665 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 23:32:23,371 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 23:32:23,372 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 202 states to 123 states and 202 transitions. [2019-12-01 23:32:23,372 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 202 transitions. [2019-12-01 23:32:23,373 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2019-12-01 23:32:23,373 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 23:32:23,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 23:32:23,398 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-12-01 23:32:23,426 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 23:32:23,428 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 216 states to 129 states and 216 transitions. [2019-12-01 23:32:23,428 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 216 transitions. [2019-12-01 23:32:23,429 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2019-12-01 23:32:23,429 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 23:32:23,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 23:32:23,446 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 23:32:23,525 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 23:32:23,526 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 218 states to 131 states and 218 transitions. [2019-12-01 23:32:23,526 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 218 transitions. [2019-12-01 23:32:23,528 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2019-12-01 23:32:23,528 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 23:32:23,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 23:32:23,612 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 23:32:23,703 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 23:32:23,703 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 228 states to 133 states and 224 transitions. [2019-12-01 23:32:23,704 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 224 transitions. [2019-12-01 23:32:23,704 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2019-12-01 23:32:23,704 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 23:32:23,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 23:32:23,753 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-12-01 23:32:23,876 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 23:32:23,877 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 236 states to 136 states and 232 transitions. [2019-12-01 23:32:23,877 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 232 transitions. [2019-12-01 23:32:23,878 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2019-12-01 23:32:23,878 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 23:32:23,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 23:32:23,894 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-12-01 23:32:23,902 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 23:32:23,903 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 237 states to 137 states and 233 transitions. [2019-12-01 23:32:23,903 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 233 transitions. [2019-12-01 23:32:23,904 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2019-12-01 23:32:23,904 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 23:32:23,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 23:32:23,919 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 23:32:24,044 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 23:32:24,045 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 245 states to 140 states and 241 transitions. [2019-12-01 23:32:24,045 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 241 transitions. [2019-12-01 23:32:24,045 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2019-12-01 23:32:24,045 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 23:32:24,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 23:32:24,250 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 23:32:24,990 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 23:32:24,991 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 292 states to 156 states and 287 transitions. [2019-12-01 23:32:24,992 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 287 transitions. [2019-12-01 23:32:24,992 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2019-12-01 23:32:24,992 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 23:32:25,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 23:32:25,016 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 23:32:25,024 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 23:32:25,025 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 293 states to 157 states and 288 transitions. [2019-12-01 23:32:25,025 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 288 transitions. [2019-12-01 23:32:25,026 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2019-12-01 23:32:25,026 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 23:32:25,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 23:32:25,045 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 23:32:25,253 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 23:32:25,254 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 301 states to 162 states and 296 transitions. [2019-12-01 23:32:25,254 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 296 transitions. [2019-12-01 23:32:25,255 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2019-12-01 23:32:25,255 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 23:32:25,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 23:32:25,275 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 23:32:25,373 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 23:32:25,374 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 307 states to 165 states and 302 transitions. [2019-12-01 23:32:25,374 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 302 transitions. [2019-12-01 23:32:25,374 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2019-12-01 23:32:25,374 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 23:32:25,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 23:32:25,396 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 23:32:25,418 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 23:32:25,419 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 308 states to 166 states and 303 transitions. [2019-12-01 23:32:25,419 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 303 transitions. [2019-12-01 23:32:25,420 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2019-12-01 23:32:25,420 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 23:32:25,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-01 23:32:25,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-01 23:32:25,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-01 23:32:25,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-01 23:32:25,665 WARN L483 CodeCheckObserver]: This program is UNSAFE, Check terminated with 21 iterations. [2019-12-01 23:32:25,813 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 01.12 11:32:25 ImpRootNode [2019-12-01 23:32:25,813 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2019-12-01 23:32:25,814 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-12-01 23:32:25,814 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-12-01 23:32:25,814 INFO L275 PluginConnector]: Witness Printer initialized [2019-12-01 23:32:25,814 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 11:32:21" (3/4) ... [2019-12-01 23:32:25,817 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2019-12-01 23:32:25,899 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_9e56fb1c-99f6-4650-9b75-22519f23365e/bin/ukojak/witness.graphml [2019-12-01 23:32:25,899 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-12-01 23:32:25,901 INFO L168 Benchmark]: Toolchain (without parser) took 5221.31 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 164.1 MB). Free memory was 939.8 MB in the beginning and 940.2 MB in the end (delta: -438.5 kB). Peak memory consumption was 163.7 MB. Max. memory is 11.5 GB. [2019-12-01 23:32:25,901 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 1.0 GB. Free memory is still 955.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-01 23:32:25,901 INFO L168 Benchmark]: CACSL2BoogieTranslator took 331.69 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 101.7 MB). Free memory was 934.4 MB in the beginning and 1.1 GB in the end (delta: -150.3 MB). Peak memory consumption was 17.9 MB. Max. memory is 11.5 GB. [2019-12-01 23:32:25,902 INFO L168 Benchmark]: Boogie Procedure Inliner took 38.75 ms. Allocated memory is still 1.1 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. [2019-12-01 23:32:25,902 INFO L168 Benchmark]: Boogie Preprocessor took 24.29 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-01 23:32:25,902 INFO L168 Benchmark]: RCFGBuilder took 564.60 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 75.6 MB). Peak memory consumption was 75.6 MB. Max. memory is 11.5 GB. [2019-12-01 23:32:25,903 INFO L168 Benchmark]: CodeCheck took 4173.44 ms. Allocated memory was 1.1 GB in the beginning and 1.2 GB in the end (delta: 62.4 MB). Free memory was 1.0 GB in the beginning and 961.7 MB in the end (delta: 42.0 MB). Peak memory consumption was 104.3 MB. Max. memory is 11.5 GB. [2019-12-01 23:32:25,903 INFO L168 Benchmark]: Witness Printer took 85.57 ms. Allocated memory is still 1.2 GB. Free memory was 961.7 MB in the beginning and 940.2 MB in the end (delta: 21.5 MB). Peak memory consumption was 21.5 MB. Max. memory is 11.5 GB. [2019-12-01 23:32:25,905 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 10 procedures, 71 locations, 1 error locations. Result: UNSAFE, OverallTime: 4.0s, OverallIterations: 21, TraceHistogramMax: 0, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, HoareTripleCheckerStatistics: 23953416 SDtfs, 7642448 SDslu, 12054196 SDs, 0 SdLazy, 8435280 SolverSat, 2647784 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 3.7s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 5150 GetRequests, 5007 SyntacticMatches, 27 SemanticMatches, 116 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5118 ImplicationChecksByTransitivity, 2.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.6s InterpolantComputationTime, 591 NumberOfCodeBlocks, 591 NumberOfCodeBlocksAsserted, 21 NumberOfCheckSat, 533 ConstructedInterpolants, 0 QuantifiedInterpolants, 41689 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 20 InterpolantComputations, 20 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: 506]: a call of __VERIFIER_error() is reachable a call of __VERIFIER_error() is reachable We found a FailurePath: [L159] int pumpRunning = 0; [L160] int systemActive = 1; [L399] int waterLevel = 1; [L400] int methaneLevelCritical = 0; [L511] int cleanupTimeShifts = 4; [L802] static struct __ACC__ERR *head = (struct __ACC__ERR *)0; [L584] int retValue_acc ; [L585] int tmp ; [L69] int retValue_acc ; [L72] retValue_acc = 1 [L73] return (retValue_acc); [L591] tmp = valid_product() [L593] COND TRUE \read(tmp) [L84] int splverifierCounter ; [L85] int tmp ; [L86] int tmp___0 ; [L87] int tmp___1 ; [L88] int tmp___2 ; [L91] splverifierCounter = 0 VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L93] COND TRUE 1 VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L95] COND TRUE splverifierCounter < 4 [L101] tmp = __VERIFIER_nondet_int() [L103] COND TRUE \read(tmp) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L105] CALL waterRise() VAL [\old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L417] COND TRUE waterLevel < 2 [L418] waterLevel = waterLevel + 1 [L105] RET waterRise() VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L111] tmp___0 = __VERIFIER_nondet_int() [L113] COND TRUE \read(tmp___0) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L115] CALL changeMethaneLevel() VAL [\old(methaneLevelCritical)=0, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L429] COND FALSE !(\read(methaneLevelCritical)) [L432] methaneLevelCritical = 1 [L115] RET changeMethaneLevel() VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L121] tmp___2 = __VERIFIER_nondet_int() [L123] COND TRUE \read(tmp___2) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L138] CALL timeShift() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L167] COND FALSE !(\read(pumpRunning)) VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L174] COND TRUE \read(systemActive) [L248] int tmp ; VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L251] COND FALSE !(\read(pumpRunning)) VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L266] CALL processEnvironment__wrappee__lowWaterSensor() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L222] int tmp ; VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L225] COND FALSE !(\read(pumpRunning)) VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L240] CALL processEnvironment__wrappee__highWaterSensor() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L196] int tmp ; VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L199] COND TRUE ! pumpRunning [L345] int retValue_acc ; [L346] int tmp ; [L347] int tmp___0 ; [L479] int retValue_acc ; [L482] COND FALSE !(waterLevel < 2) [L486] retValue_acc = 0 [L487] return (retValue_acc); [L351] tmp = isHighWaterSensorDry() [L353] COND FALSE !(\read(tmp)) [L356] tmp___0 = 1 [L358] retValue_acc = tmp___0 [L359] return (retValue_acc); [L201] tmp = isHighWaterLevel() [L203] COND TRUE \read(tmp) [L276] pumpRunning = 1 VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] [L240] RET processEnvironment__wrappee__highWaterSensor() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] [L266] RET processEnvironment__wrappee__lowWaterSensor() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] [L608] int tmp ; [L609] int tmp___0 ; VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] [L613] CALL, EXPR isMethaneLevelCritical() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] [L438] int retValue_acc ; [L441] retValue_acc = methaneLevelCritical [L442] return (retValue_acc); [L613] RET, EXPR isMethaneLevelCritical() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] [L613] tmp = isMethaneLevelCritical() [L615] COND TRUE \read(tmp) [L300] int retValue_acc ; [L303] retValue_acc = pumpRunning [L304] return (retValue_acc); [L617] tmp___0 = isPumpRunning() [L619] 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] [L506] __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 955.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 331.69 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 101.7 MB). Free memory was 934.4 MB in the beginning and 1.1 GB in the end (delta: -150.3 MB). Peak memory consumption was 17.9 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 38.75 ms. Allocated memory is still 1.1 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. * Boogie Preprocessor took 24.29 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 564.60 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 75.6 MB). Peak memory consumption was 75.6 MB. Max. memory is 11.5 GB. * CodeCheck took 4173.44 ms. Allocated memory was 1.1 GB in the beginning and 1.2 GB in the end (delta: 62.4 MB). Free memory was 1.0 GB in the beginning and 961.7 MB in the end (delta: 42.0 MB). Peak memory consumption was 104.3 MB. Max. memory is 11.5 GB. * Witness Printer took 85.57 ms. Allocated memory is still 1.2 GB. Free memory was 961.7 MB in the beginning and 940.2 MB in the end (delta: 21.5 MB). Peak memory consumption was 21.5 MB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be incorrect! Received shutdown request...