./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec1_product51.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 6b5699aa Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_5ace09ff-f536-4fe7-97b6-8b1492e7671a/bin/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_5ace09ff-f536-4fe7-97b6-8b1492e7671a/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_5ace09ff-f536-4fe7-97b6-8b1492e7671a/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_5ace09ff-f536-4fe7-97b6-8b1492e7671a/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec1_product51.cil.c -s /tmp/vcloud-vcloud-master/worker/run_dir_5ace09ff-f536-4fe7-97b6-8b1492e7671a/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_5ace09ff-f536-4fe7-97b6-8b1492e7671a/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 0d6f6f11832d8f580d186172cf5d58d3f276ea91 ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE --- Real Ultimate output --- This is Ultimate 0.1.24-6b5699a [2019-11-26 02:01:54,385 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 02:01:54,387 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 02:01:54,400 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 02:01:54,401 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 02:01:54,402 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 02:01:54,403 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 02:01:54,412 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 02:01:54,416 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 02:01:54,419 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 02:01:54,420 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 02:01:54,421 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 02:01:54,421 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 02:01:54,422 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 02:01:54,422 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 02:01:54,423 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 02:01:54,424 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 02:01:54,425 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 02:01:54,426 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 02:01:54,428 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 02:01:54,429 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 02:01:54,430 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 02:01:54,431 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 02:01:54,432 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 02:01:54,434 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 02:01:54,434 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 02:01:54,434 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 02:01:54,435 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 02:01:54,435 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 02:01:54,436 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 02:01:54,436 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 02:01:54,437 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 02:01:54,437 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 02:01:54,438 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 02:01:54,439 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 02:01:54,439 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 02:01:54,439 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 02:01:54,439 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 02:01:54,440 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 02:01:54,440 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 02:01:54,441 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 02:01:54,441 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_5ace09ff-f536-4fe7-97b6-8b1492e7671a/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2019-11-26 02:01:54,453 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 02:01:54,453 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 02:01:54,453 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-11-26 02:01:54,454 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2019-11-26 02:01:54,454 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 02:01:54,454 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 02:01:54,454 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 02:01:54,455 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 02:01:54,455 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 02:01:54,455 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 02:01:54,455 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 02:01:54,455 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 02:01:54,456 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 02:01:54,456 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 02:01:54,456 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 02:01:54,456 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 02:01:54,456 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 02:01:54,456 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 02:01:54,457 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2019-11-26 02:01:54,457 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2019-11-26 02:01:54,457 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 02:01:54,457 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 02:01:54,457 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2019-11-26 02:01:54,458 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 02:01:54,458 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 02:01:54,458 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 02:01:54,458 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2019-11-26 02:01:54,458 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 02:01:54,458 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 02:01:54,459 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_5ace09ff-f536-4fe7-97b6-8b1492e7671a/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 -> 0d6f6f11832d8f580d186172cf5d58d3f276ea91 [2019-11-26 02:01:54,630 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 02:01:54,645 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 02:01:54,648 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 02:01:54,650 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 02:01:54,651 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 02:01:54,652 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_5ace09ff-f536-4fe7-97b6-8b1492e7671a/bin/ukojak/../../sv-benchmarks/c/product-lines/minepump_spec1_product51.cil.c [2019-11-26 02:01:54,705 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_5ace09ff-f536-4fe7-97b6-8b1492e7671a/bin/ukojak/data/533b96c76/4cd866228031436888782b4a3c5ce04b/FLAGb99532141 [2019-11-26 02:01:55,133 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 02:01:55,134 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_5ace09ff-f536-4fe7-97b6-8b1492e7671a/sv-benchmarks/c/product-lines/minepump_spec1_product51.cil.c [2019-11-26 02:01:55,148 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_5ace09ff-f536-4fe7-97b6-8b1492e7671a/bin/ukojak/data/533b96c76/4cd866228031436888782b4a3c5ce04b/FLAGb99532141 [2019-11-26 02:01:55,515 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_5ace09ff-f536-4fe7-97b6-8b1492e7671a/bin/ukojak/data/533b96c76/4cd866228031436888782b4a3c5ce04b [2019-11-26 02:01:55,518 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 02:01:55,519 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-26 02:01:55,520 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 02:01:55,520 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 02:01:55,523 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 02:01:55,524 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 02:01:55" (1/1) ... [2019-11-26 02:01:55,526 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1e7e641a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:01:55, skipping insertion in model container [2019-11-26 02:01:55,527 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 02:01:55" (1/1) ... [2019-11-26 02:01:55,533 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 02:01:55,568 INFO L179 MainTranslator]: Built tables and reachable declarations [2019-11-26 02:01:55,963 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 02:01:55,974 INFO L201 MainTranslator]: Completed pre-run [2019-11-26 02:01:56,055 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 02:01:56,090 INFO L205 MainTranslator]: Completed translation [2019-11-26 02:01:56,091 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:01:56 WrapperNode [2019-11-26 02:01:56,091 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 02:01:56,092 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 02:01:56,092 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 02:01:56,092 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 02:01:56,099 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:01:56" (1/1) ... [2019-11-26 02:01:56,117 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:01:56" (1/1) ... [2019-11-26 02:01:56,146 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 02:01:56,146 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 02:01:56,147 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 02:01:56,147 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 02:01:56,155 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:01:56" (1/1) ... [2019-11-26 02:01:56,156 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:01:56" (1/1) ... [2019-11-26 02:01:56,159 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:01:56" (1/1) ... [2019-11-26 02:01:56,160 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:01:56" (1/1) ... [2019-11-26 02:01:56,167 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:01:56" (1/1) ... [2019-11-26 02:01:56,172 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:01:56" (1/1) ... [2019-11-26 02:01:56,175 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:01:56" (1/1) ... [2019-11-26 02:01:56,178 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 02:01:56,179 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-26 02:01:56,179 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-26 02:01:56,179 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-26 02:01:56,180 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:01:56" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5ace09ff-f536-4fe7-97b6-8b1492e7671a/bin/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2019-11-26 02:01:56,235 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-26 02:01:56,235 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-11-26 02:01:56,235 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-11-26 02:01:56,236 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-11-26 02:01:56,236 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-11-26 02:01:56,236 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-11-26 02:01:56,236 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-11-26 02:01:56,236 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-11-26 02:01:56,236 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-11-26 02:01:56,236 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2019-11-26 02:01:56,236 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2019-11-26 02:01:56,237 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-11-26 02:01:56,237 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-11-26 02:01:56,238 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-11-26 02:01:56,238 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-11-26 02:01:56,238 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-11-26 02:01:56,238 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-11-26 02:01:56,239 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-11-26 02:01:56,239 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-26 02:01:56,239 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-26 02:01:57,229 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-26 02:01:57,230 INFO L284 CfgBuilder]: Removed 40 assume(true) statements. [2019-11-26 02:01:57,231 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.11 02:01:57 BoogieIcfgContainer [2019-11-26 02:01:57,231 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-26 02:01:57,231 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2019-11-26 02:01:57,231 INFO L271 PluginConnector]: Initializing CodeCheck... [2019-11-26 02:01:57,243 INFO L275 PluginConnector]: CodeCheck initialized [2019-11-26 02:01:57,243 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.11 02:01:57" (1/1) ... [2019-11-26 02:01:57,257 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-26 02:01:57,289 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:01:57,299 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 61 states and 82 transitions. [2019-11-26 02:01:57,300 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 82 transitions. [2019-11-26 02:01:57,307 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2019-11-26 02:01:57,307 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:01:57,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:01:57,521 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-26 02:01:57,533 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:01:57,535 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 61 states and 80 transitions. [2019-11-26 02:01:57,535 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 80 transitions. [2019-11-26 02:01:57,536 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2019-11-26 02:01:57,536 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:01:57,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:01:57,641 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-26 02:01:57,666 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:01:57,668 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 63 states and 83 transitions. [2019-11-26 02:01:57,668 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 83 transitions. [2019-11-26 02:01:57,669 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2019-11-26 02:01:57,669 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:01:57,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:01:57,735 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-26 02:01:57,883 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:01:57,885 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 73 states and 104 transitions. [2019-11-26 02:01:57,885 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 104 transitions. [2019-11-26 02:01:57,886 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2019-11-26 02:01:57,886 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:01:57,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:01:57,969 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-26 02:01:57,974 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:01:57,975 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 74 states and 105 transitions. [2019-11-26 02:01:57,975 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 105 transitions. [2019-11-26 02:01:57,984 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2019-11-26 02:01:57,984 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:01:58,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:01:58,056 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-26 02:01:58,073 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:01:58,075 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 75 states and 106 transitions. [2019-11-26 02:01:58,075 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 106 transitions. [2019-11-26 02:01:58,076 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2019-11-26 02:01:58,076 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:01:58,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:01:58,129 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-26 02:01:58,147 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:01:58,149 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 76 states and 107 transitions. [2019-11-26 02:01:58,149 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 107 transitions. [2019-11-26 02:01:58,150 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2019-11-26 02:01:58,150 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:01:58,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:01:58,259 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-26 02:01:58,753 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:01:58,755 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145 states to 93 states and 145 transitions. [2019-11-26 02:01:58,756 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 145 transitions. [2019-11-26 02:01:58,757 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2019-11-26 02:01:58,757 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:01:58,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:01:58,796 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-26 02:01:58,809 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:01:58,811 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 146 states to 94 states and 146 transitions. [2019-11-26 02:01:58,811 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 146 transitions. [2019-11-26 02:01:58,813 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2019-11-26 02:01:58,813 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:01:58,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:01:58,997 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-26 02:02:00,117 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:02:00,118 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 187 states to 113 states and 187 transitions. [2019-11-26 02:02:00,118 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 187 transitions. [2019-11-26 02:02:00,120 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2019-11-26 02:02:00,120 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:02:00,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:02:00,184 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-26 02:02:00,395 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:02:00,396 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 195 states to 116 states and 195 transitions. [2019-11-26 02:02:00,396 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 195 transitions. [2019-11-26 02:02:00,397 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2019-11-26 02:02:00,397 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:02:00,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:02:00,420 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-26 02:02:00,570 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:02:00,571 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 120 states and 201 transitions. [2019-11-26 02:02:00,571 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 201 transitions. [2019-11-26 02:02:00,572 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2019-11-26 02:02:00,572 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:02:00,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:02:00,602 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-26 02:02:00,644 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:02:00,646 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 211 states to 124 states and 211 transitions. [2019-11-26 02:02:00,646 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 211 transitions. [2019-11-26 02:02:00,648 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2019-11-26 02:02:00,648 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:02:00,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:02:00,957 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-26 02:02:01,828 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:02:01,830 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 252 states to 138 states and 252 transitions. [2019-11-26 02:02:01,830 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 252 transitions. [2019-11-26 02:02:01,831 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2019-11-26 02:02:01,831 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:02:01,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:02:01,978 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-26 02:02:02,416 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:02:02,418 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 263 states to 140 states and 258 transitions. [2019-11-26 02:02:02,418 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 258 transitions. [2019-11-26 02:02:02,419 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2019-11-26 02:02:02,419 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:02:02,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:02:02,444 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-26 02:02:02,481 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:02:02,484 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 264 states to 141 states and 259 transitions. [2019-11-26 02:02:02,484 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 259 transitions. [2019-11-26 02:02:02,490 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2019-11-26 02:02:02,490 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:02:02,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:02:02,544 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-26 02:02:02,554 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:02:02,555 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 265 states to 142 states and 260 transitions. [2019-11-26 02:02:02,555 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 260 transitions. [2019-11-26 02:02:02,556 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2019-11-26 02:02:02,556 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:02:02,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:02:02,583 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-26 02:02:02,875 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:02:02,876 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 273 states to 147 states and 268 transitions. [2019-11-26 02:02:02,876 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 268 transitions. [2019-11-26 02:02:02,877 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2019-11-26 02:02:02,877 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:02:02,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:02:02,908 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-26 02:02:03,067 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:02:03,068 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 279 states to 150 states and 274 transitions. [2019-11-26 02:02:03,068 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 274 transitions. [2019-11-26 02:02:03,069 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2019-11-26 02:02:03,069 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:02:03,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:02:03,099 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-26 02:02:03,136 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:02:03,137 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 280 states to 151 states and 275 transitions. [2019-11-26 02:02:03,137 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 275 transitions. [2019-11-26 02:02:03,138 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2019-11-26 02:02:03,138 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:02:03,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:02:03,161 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-26 02:02:03,471 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:02:03,473 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 288 states to 153 states and 280 transitions. [2019-11-26 02:02:03,473 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 280 transitions. [2019-11-26 02:02:03,474 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2019-11-26 02:02:03,474 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:02:03,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:02:03,499 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-26 02:02:03,704 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:02:03,705 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 296 states to 156 states and 288 transitions. [2019-11-26 02:02:03,706 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 288 transitions. [2019-11-26 02:02:03,706 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2019-11-26 02:02:03,707 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:02:03,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-26 02:02:03,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-26 02:02:03,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-26 02:02:03,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-26 02:02:04,051 WARN L483 CodeCheckObserver]: This program is UNSAFE, Check terminated with 22 iterations. [2019-11-26 02:02:04,219 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 26.11 02:02:04 ImpRootNode [2019-11-26 02:02:04,219 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2019-11-26 02:02:04,219 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-11-26 02:02:04,219 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-11-26 02:02:04,220 INFO L275 PluginConnector]: Witness Printer initialized [2019-11-26 02:02:04,220 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.11 02:01:57" (3/4) ... [2019-11-26 02:02:04,224 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2019-11-26 02:02:04,378 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_5ace09ff-f536-4fe7-97b6-8b1492e7671a/bin/ukojak/witness.graphml [2019-11-26 02:02:04,378 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-11-26 02:02:04,380 INFO L168 Benchmark]: Toolchain (without parser) took 8860.44 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 212.9 MB). Free memory was 950.1 MB in the beginning and 1.2 GB in the end (delta: -244.4 MB). Peak memory consumption was 265.7 MB. Max. memory is 11.5 GB. [2019-11-26 02:02:04,381 INFO L168 Benchmark]: CDTParser took 0.26 ms. Allocated memory is still 1.0 GB. Free memory is still 967.5 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-26 02:02:04,381 INFO L168 Benchmark]: CACSL2BoogieTranslator took 571.21 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 135.8 MB). Free memory was 944.7 MB in the beginning and 1.1 GB in the end (delta: -173.8 MB). Peak memory consumption was 17.7 MB. Max. memory is 11.5 GB. [2019-11-26 02:02:04,381 INFO L168 Benchmark]: Boogie Procedure Inliner took 54.75 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2019-11-26 02:02:04,382 INFO L168 Benchmark]: Boogie Preprocessor took 32.03 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-26 02:02:04,382 INFO L168 Benchmark]: RCFGBuilder took 1052.09 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 81.5 MB). Peak memory consumption was 81.5 MB. Max. memory is 11.5 GB. [2019-11-26 02:02:04,382 INFO L168 Benchmark]: CodeCheck took 6987.80 ms. Allocated memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 46.1 MB). Free memory was 1.0 GB in the beginning and 872.5 MB in the end (delta: 159.2 MB). Peak memory consumption was 205.3 MB. Max. memory is 11.5 GB. [2019-11-26 02:02:04,383 INFO L168 Benchmark]: Witness Printer took 158.91 ms. Allocated memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 30.9 MB). Free memory was 872.5 MB in the beginning and 1.2 GB in the end (delta: -322.0 MB). Peak memory consumption was 6.2 MB. Max. memory is 11.5 GB. [2019-11-26 02:02:04,385 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, 61 locations, 1 error locations. Result: UNSAFE, OverallTime: 6.7s, OverallIterations: 22, TraceHistogramMax: 0, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, HoareTripleCheckerStatistics: 45757728 SDtfs, 15249232 SDslu, 24089500 SDs, 0 SdLazy, 16849826 SolverSat, 5295182 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 7.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 5046 GetRequests, 4895 SyntacticMatches, 27 SemanticMatches, 124 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5989 ImplicationChecksByTransitivity, 4.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 1.1s InterpolantComputationTime, 573 NumberOfCodeBlocks, 573 NumberOfCodeBlocksAsserted, 22 NumberOfCheckSat, 519 ConstructedInterpolants, 0 QuantifiedInterpolants, 37408 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 21 InterpolantComputations, 21 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - CounterExampleResult [Line: 704]: a call of __VERIFIER_error() is reachable a call of __VERIFIER_error() is reachable We found a FailurePath: [L121] int pumpRunning = 0; [L122] int systemActive = 1; [L773] int cleanupTimeShifts = 4; [L870] int waterLevel = 1; [L871] int methaneLevelCritical = 0; [L503] static struct __ACC__ERR *head = (struct __ACC__ERR *)0; [L846] int retValue_acc ; [L847] int tmp ; [L738] int retValue_acc ; [L741] retValue_acc = 1 [L742] return (retValue_acc); [L853] tmp = valid_product() [L855] COND TRUE \read(tmp) [L46] int splverifierCounter ; [L47] int tmp ; [L48] int tmp___0 ; [L49] int tmp___1 ; [L50] int tmp___2 ; [L53] splverifierCounter = 0 VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L55] COND TRUE 1 VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L57] COND TRUE splverifierCounter < 4 [L63] tmp = __VERIFIER_nondet_int() [L65] COND TRUE \read(tmp) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L67] CALL waterRise() VAL [\old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L888] COND TRUE waterLevel < 2 [L889] waterLevel = waterLevel + 1 [L67] RET waterRise() VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L73] tmp___0 = __VERIFIER_nondet_int() [L75] COND TRUE \read(tmp___0) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L77] CALL changeMethaneLevel() VAL [\old(methaneLevelCritical)=0, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L900] COND FALSE !(\read(methaneLevelCritical)) [L903] methaneLevelCritical = 1 [L77] RET changeMethaneLevel() VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L83] tmp___2 = __VERIFIER_nondet_int() [L85] COND TRUE \read(tmp___2) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L100] CALL timeShift() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L129] COND FALSE !(\read(pumpRunning)) VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L136] COND TRUE \read(systemActive) [L184] int tmp ; VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L187] COND FALSE !(\read(pumpRunning)) VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L202] CALL processEnvironment__wrappee__highWaterSensor() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L158] int tmp ; VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L161] COND TRUE ! pumpRunning [L281] int retValue_acc ; [L282] int tmp ; [L283] int tmp___0 ; [L950] int retValue_acc ; [L953] COND FALSE !(waterLevel < 2) [L957] retValue_acc = 0 [L958] return (retValue_acc); [L287] tmp = isHighWaterSensorDry() [L289] COND FALSE !(\read(tmp)) [L292] tmp___0 = 1 [L294] retValue_acc = tmp___0 [L295] return (retValue_acc); [L163] tmp = isHighWaterLevel() [L165] COND TRUE \read(tmp) [L212] pumpRunning = 1 VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] [L202] RET processEnvironment__wrappee__highWaterSensor() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] [L748] int tmp ; [L749] int tmp___0 ; VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] [L753] CALL, EXPR isMethaneLevelCritical() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] [L909] int retValue_acc ; [L912] retValue_acc = methaneLevelCritical [L913] return (retValue_acc); [L753] RET, EXPR isMethaneLevelCritical() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] [L753] tmp = isMethaneLevelCritical() [L755] COND TRUE \read(tmp) [L236] int retValue_acc ; [L239] retValue_acc = pumpRunning [L240] return (retValue_acc); [L757] tmp___0 = isPumpRunning() [L759] 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] [L704] __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 0.26 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 571.21 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 135.8 MB). Free memory was 944.7 MB in the beginning and 1.1 GB in the end (delta: -173.8 MB). Peak memory consumption was 17.7 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 54.75 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 32.03 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 1052.09 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 81.5 MB). Peak memory consumption was 81.5 MB. Max. memory is 11.5 GB. * CodeCheck took 6987.80 ms. Allocated memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 46.1 MB). Free memory was 1.0 GB in the beginning and 872.5 MB in the end (delta: 159.2 MB). Peak memory consumption was 205.3 MB. Max. memory is 11.5 GB. * Witness Printer took 158.91 ms. Allocated memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 30.9 MB). Free memory was 872.5 MB in the beginning and 1.2 GB in the end (delta: -322.0 MB). Peak memory consumption was 6.2 MB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be incorrect! Received shutdown request...