./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec1_product39.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_ff0b0115-ac22-485b-8d2d-b06ab8f11431/bin/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_ff0b0115-ac22-485b-8d2d-b06ab8f11431/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_ff0b0115-ac22-485b-8d2d-b06ab8f11431/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_ff0b0115-ac22-485b-8d2d-b06ab8f11431/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec1_product39.cil.c -s /tmp/vcloud-vcloud-master/worker/run_dir_ff0b0115-ac22-485b-8d2d-b06ab8f11431/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_ff0b0115-ac22-485b-8d2d-b06ab8f11431/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 f2f38c4f83f0a2ec969b4b77f5129e3dfefde6fe ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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 02:19:07,379 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 02:19:07,381 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 02:19:07,393 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 02:19:07,393 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 02:19:07,394 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 02:19:07,396 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 02:19:07,406 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 02:19:07,411 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 02:19:07,412 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 02:19:07,413 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 02:19:07,414 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 02:19:07,414 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 02:19:07,415 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 02:19:07,416 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 02:19:07,417 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 02:19:07,417 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 02:19:07,418 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 02:19:07,420 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 02:19:07,425 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 02:19:07,430 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 02:19:07,433 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 02:19:07,435 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 02:19:07,436 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 02:19:07,440 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 02:19:07,440 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 02:19:07,441 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 02:19:07,442 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 02:19:07,442 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 02:19:07,443 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 02:19:07,443 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 02:19:07,444 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 02:19:07,445 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 02:19:07,445 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 02:19:07,446 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 02:19:07,446 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 02:19:07,447 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 02:19:07,447 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 02:19:07,447 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 02:19:07,448 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 02:19:07,449 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 02:19:07,450 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_ff0b0115-ac22-485b-8d2d-b06ab8f11431/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2019-11-26 02:19:07,476 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 02:19:07,476 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 02:19:07,477 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-11-26 02:19:07,477 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2019-11-26 02:19:07,478 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 02:19:07,478 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 02:19:07,478 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 02:19:07,478 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 02:19:07,479 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 02:19:07,479 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 02:19:07,479 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 02:19:07,479 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 02:19:07,479 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 02:19:07,479 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 02:19:07,480 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 02:19:07,480 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 02:19:07,480 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 02:19:07,480 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 02:19:07,480 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2019-11-26 02:19:07,481 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2019-11-26 02:19:07,481 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 02:19:07,481 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 02:19:07,481 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2019-11-26 02:19:07,481 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 02:19:07,482 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 02:19:07,482 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 02:19:07,482 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2019-11-26 02:19:07,482 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 02:19:07,482 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 02:19:07,482 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_ff0b0115-ac22-485b-8d2d-b06ab8f11431/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 -> f2f38c4f83f0a2ec969b4b77f5129e3dfefde6fe [2019-11-26 02:19:07,633 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 02:19:07,643 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 02:19:07,646 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 02:19:07,647 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 02:19:07,647 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 02:19:07,648 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_ff0b0115-ac22-485b-8d2d-b06ab8f11431/bin/ukojak/../../sv-benchmarks/c/product-lines/minepump_spec1_product39.cil.c [2019-11-26 02:19:07,700 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_ff0b0115-ac22-485b-8d2d-b06ab8f11431/bin/ukojak/data/b6a863fe6/9dfa14f620214a828555d2ce34876d08/FLAG550dc8ae8 [2019-11-26 02:19:08,171 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 02:19:08,172 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_ff0b0115-ac22-485b-8d2d-b06ab8f11431/sv-benchmarks/c/product-lines/minepump_spec1_product39.cil.c [2019-11-26 02:19:08,192 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_ff0b0115-ac22-485b-8d2d-b06ab8f11431/bin/ukojak/data/b6a863fe6/9dfa14f620214a828555d2ce34876d08/FLAG550dc8ae8 [2019-11-26 02:19:08,522 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_ff0b0115-ac22-485b-8d2d-b06ab8f11431/bin/ukojak/data/b6a863fe6/9dfa14f620214a828555d2ce34876d08 [2019-11-26 02:19:08,525 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 02:19:08,526 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-26 02:19:08,527 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 02:19:08,527 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 02:19:08,534 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 02:19:08,535 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 02:19:08" (1/1) ... [2019-11-26 02:19:08,538 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@38a6afe6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:19:08, skipping insertion in model container [2019-11-26 02:19:08,539 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 02:19:08" (1/1) ... [2019-11-26 02:19:08,546 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 02:19:08,599 INFO L179 MainTranslator]: Built tables and reachable declarations [2019-11-26 02:19:08,970 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 02:19:08,984 INFO L201 MainTranslator]: Completed pre-run [2019-11-26 02:19:09,062 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 02:19:09,094 INFO L205 MainTranslator]: Completed translation [2019-11-26 02:19:09,094 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:19:09 WrapperNode [2019-11-26 02:19:09,094 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 02:19:09,095 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 02:19:09,095 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 02:19:09,095 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 02:19:09,102 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:19:09" (1/1) ... [2019-11-26 02:19:09,119 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:19:09" (1/1) ... [2019-11-26 02:19:09,152 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 02:19:09,152 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 02:19:09,152 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 02:19:09,153 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 02:19:09,162 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:19:09" (1/1) ... [2019-11-26 02:19:09,162 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:19:09" (1/1) ... [2019-11-26 02:19:09,166 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:19:09" (1/1) ... [2019-11-26 02:19:09,171 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:19:09" (1/1) ... [2019-11-26 02:19:09,179 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:19:09" (1/1) ... [2019-11-26 02:19:09,194 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:19:09" (1/1) ... [2019-11-26 02:19:09,197 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:19:09" (1/1) ... [2019-11-26 02:19:09,200 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 02:19:09,200 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-26 02:19:09,200 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-26 02:19:09,201 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-26 02:19:09,201 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:19:09" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_ff0b0115-ac22-485b-8d2d-b06ab8f11431/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 02:19:09,269 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-26 02:19:09,270 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-11-26 02:19:09,270 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-11-26 02:19:09,270 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-11-26 02:19:09,270 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-11-26 02:19:09,270 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-11-26 02:19:09,271 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-11-26 02:19:09,271 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-11-26 02:19:09,271 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-11-26 02:19:09,271 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2019-11-26 02:19:09,271 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2019-11-26 02:19:09,272 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-11-26 02:19:09,272 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-11-26 02:19:09,272 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-11-26 02:19:09,272 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-11-26 02:19:09,272 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-11-26 02:19:09,273 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-11-26 02:19:09,273 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-11-26 02:19:09,273 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-26 02:19:09,273 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-26 02:19:10,122 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-26 02:19:10,122 INFO L284 CfgBuilder]: Removed 38 assume(true) statements. [2019-11-26 02:19:10,123 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.11 02:19:10 BoogieIcfgContainer [2019-11-26 02:19:10,123 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-26 02:19:10,124 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2019-11-26 02:19:10,124 INFO L271 PluginConnector]: Initializing CodeCheck... [2019-11-26 02:19:10,134 INFO L275 PluginConnector]: CodeCheck initialized [2019-11-26 02:19:10,134 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.11 02:19:10" (1/1) ... [2019-11-26 02:19:10,148 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-26 02:19:10,179 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:19:10,190 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 63 states and 85 transitions. [2019-11-26 02:19:10,191 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 85 transitions. [2019-11-26 02:19:10,199 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2019-11-26 02:19:10,200 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:19:10,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:19:10,397 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 02:19:10,409 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:19:10,410 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 63 states and 83 transitions. [2019-11-26 02:19:10,411 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 83 transitions. [2019-11-26 02:19:10,412 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2019-11-26 02:19:10,412 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:19:10,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:19:10,522 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 02:19:10,548 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:19:10,550 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 65 states and 86 transitions. [2019-11-26 02:19:10,550 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 86 transitions. [2019-11-26 02:19:10,551 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2019-11-26 02:19:10,552 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:19:10,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:19:10,661 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 02:19:10,802 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:19:10,804 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 75 states and 107 transitions. [2019-11-26 02:19:10,804 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 107 transitions. [2019-11-26 02:19:10,806 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2019-11-26 02:19:10,806 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:19:10,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:19:10,895 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 02:19:10,908 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:19:10,912 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 76 states and 108 transitions. [2019-11-26 02:19:10,912 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 108 transitions. [2019-11-26 02:19:10,917 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2019-11-26 02:19:10,918 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:19:10,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:19:10,993 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 02:19:11,008 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:19:11,010 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 77 states and 109 transitions. [2019-11-26 02:19:11,010 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 109 transitions. [2019-11-26 02:19:11,011 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2019-11-26 02:19:11,011 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:19:11,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:19:11,078 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 02:19:11,086 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:19:11,088 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 78 states and 110 transitions. [2019-11-26 02:19:11,088 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 110 transitions. [2019-11-26 02:19:11,089 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2019-11-26 02:19:11,089 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:19:11,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:19:11,214 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 02:19:11,748 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:19:11,750 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 95 states and 148 transitions. [2019-11-26 02:19:11,751 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 148 transitions. [2019-11-26 02:19:11,753 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2019-11-26 02:19:11,753 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:19:11,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:19:11,809 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-26 02:19:11,825 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:19:11,827 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 96 states and 149 transitions. [2019-11-26 02:19:11,827 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 149 transitions. [2019-11-26 02:19:11,829 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2019-11-26 02:19:11,829 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:19:11,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:19:11,944 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 02:19:13,337 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:19:13,338 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 190 states to 115 states and 190 transitions. [2019-11-26 02:19:13,338 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 190 transitions. [2019-11-26 02:19:13,339 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2019-11-26 02:19:13,339 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:19:13,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:19:13,365 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 02:19:13,510 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:19:13,511 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 196 states to 119 states and 196 transitions. [2019-11-26 02:19:13,512 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 196 transitions. [2019-11-26 02:19:13,513 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2019-11-26 02:19:13,513 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:19:13,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:19:13,541 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 02:19:13,560 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:19:13,561 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 197 states to 120 states and 197 transitions. [2019-11-26 02:19:13,561 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 197 transitions. [2019-11-26 02:19:13,562 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2019-11-26 02:19:13,563 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:19:13,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:19:13,635 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 02:19:13,847 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:19:13,848 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 205 states to 123 states and 205 transitions. [2019-11-26 02:19:13,849 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 205 transitions. [2019-11-26 02:19:13,850 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2019-11-26 02:19:13,850 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:19:13,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:19:13,880 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 02:19:13,946 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:19:13,947 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 214 states to 128 states and 214 transitions. [2019-11-26 02:19:13,948 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 214 transitions. [2019-11-26 02:19:13,949 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2019-11-26 02:19:13,949 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:19:13,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:19:13,976 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-11-26 02:19:14,014 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:19:14,015 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 223 states to 132 states and 223 transitions. [2019-11-26 02:19:14,015 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 223 transitions. [2019-11-26 02:19:14,016 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2019-11-26 02:19:14,016 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:19:14,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:19:14,043 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 02:19:14,227 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:19:14,229 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 231 states to 135 states and 231 transitions. [2019-11-26 02:19:14,229 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 231 transitions. [2019-11-26 02:19:14,230 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2019-11-26 02:19:14,230 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:19:14,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:19:14,366 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 02:19:14,552 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:19:14,553 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 248 states to 141 states and 245 transitions. [2019-11-26 02:19:14,554 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 245 transitions. [2019-11-26 02:19:14,555 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2019-11-26 02:19:14,555 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:19:14,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:19:14,961 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 02:19:16,354 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:19:16,356 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 287 states to 156 states and 283 transitions. [2019-11-26 02:19:16,356 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 283 transitions. [2019-11-26 02:19:16,357 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2019-11-26 02:19:16,357 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:19:16,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:19:16,388 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 02:19:16,869 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:19:16,870 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 294 states to 156 states and 281 transitions. [2019-11-26 02:19:16,870 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 281 transitions. [2019-11-26 02:19:16,872 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2019-11-26 02:19:16,872 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:19:16,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:19:16,923 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 02:19:16,938 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:19:16,940 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 295 states to 157 states and 282 transitions. [2019-11-26 02:19:16,940 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 282 transitions. [2019-11-26 02:19:16,941 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2019-11-26 02:19:16,941 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:19:16,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-26 02:19:17,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-26 02:19:17,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-26 02:19:17,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-26 02:19:17,260 WARN L483 CodeCheckObserver]: This program is UNSAFE, Check terminated with 20 iterations. [2019-11-26 02:19:17,441 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 26.11 02:19:17 ImpRootNode [2019-11-26 02:19:17,441 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2019-11-26 02:19:17,442 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-11-26 02:19:17,442 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-11-26 02:19:17,442 INFO L275 PluginConnector]: Witness Printer initialized [2019-11-26 02:19:17,443 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.11 02:19:10" (3/4) ... [2019-11-26 02:19:17,446 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2019-11-26 02:19:17,554 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_ff0b0115-ac22-485b-8d2d-b06ab8f11431/bin/ukojak/witness.graphml [2019-11-26 02:19:17,554 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-11-26 02:19:17,556 INFO L168 Benchmark]: Toolchain (without parser) took 9029.86 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 191.4 MB). Free memory was 948.8 MB in the beginning and 937.5 MB in the end (delta: 11.3 MB). Peak memory consumption was 202.7 MB. Max. memory is 11.5 GB. [2019-11-26 02:19:17,557 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 1.0 GB. Free memory is still 967.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-26 02:19:17,557 INFO L168 Benchmark]: CACSL2BoogieTranslator took 567.63 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 133.7 MB). Free memory was 943.4 MB in the beginning and 1.1 GB in the end (delta: -168.9 MB). Peak memory consumption was 17.9 MB. Max. memory is 11.5 GB. [2019-11-26 02:19:17,558 INFO L168 Benchmark]: Boogie Procedure Inliner took 57.27 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 02:19:17,558 INFO L168 Benchmark]: Boogie Preprocessor took 47.51 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 02:19:17,558 INFO L168 Benchmark]: RCFGBuilder took 922.90 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: 65.3 MB). Peak memory consumption was 65.3 MB. Max. memory is 11.5 GB. [2019-11-26 02:19:17,559 INFO L168 Benchmark]: CodeCheck took 7317.56 ms. Allocated memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 57.7 MB). Free memory was 1.0 GB in the beginning and 952.3 MB in the end (delta: 88.0 MB). Peak memory consumption was 145.7 MB. Max. memory is 11.5 GB. [2019-11-26 02:19:17,559 INFO L168 Benchmark]: Witness Printer took 112.40 ms. Allocated memory is still 1.2 GB. Free memory was 952.3 MB in the beginning and 937.5 MB in the end (delta: 14.8 MB). Peak memory consumption was 14.8 MB. Max. memory is 11.5 GB. [2019-11-26 02:19:17,562 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 9 procedures, 63 locations, 1 error locations. Result: UNSAFE, OverallTime: 7.0s, OverallIterations: 20, TraceHistogramMax: 0, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, HoareTripleCheckerStatistics: 11972840 SDtfs, 3811976 SDslu, 6017812 SDs, 0 SdLazy, 4194620 SolverSat, 1320836 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 5.5s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 4577 GetRequests, 4447 SyntacticMatches, 10 SemanticMatches, 120 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5390 ImplicationChecksByTransitivity, 4.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 1.1s InterpolantComputationTime, 530 NumberOfCodeBlocks, 530 NumberOfCodeBlocksAsserted, 20 NumberOfCheckSat, 478 ConstructedInterpolants, 0 QuantifiedInterpolants, 31185 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 19 InterpolantComputations, 19 PerfectInterpolantSequences, 2/2 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: 439]: a call of __VERIFIER_error() is reachable a call of __VERIFIER_error() is reachable We found a FailurePath: [L450] int waterLevel = 1; [L451] int methaneLevelCritical = 0; [L617] int pumpRunning = 0; [L618] int systemActive = 1; [L848] int cleanupTimeShifts = 4; [L209] static struct __ACC__ERR *head = (struct __ACC__ERR *)0; [L921] int retValue_acc ; [L922] int tmp ; [L839] int retValue_acc ; [L842] retValue_acc = 1 [L843] return (retValue_acc); [L928] tmp = valid_product() [L930] COND TRUE \read(tmp) [L548] int splverifierCounter ; [L549] int tmp ; [L550] int tmp___0 ; [L551] int tmp___1 ; [L552] int tmp___2 ; [L555] splverifierCounter = 0 VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L557] COND TRUE 1 VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L559] COND TRUE splverifierCounter < 4 [L565] tmp = __VERIFIER_nondet_int() [L567] COND TRUE \read(tmp) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L569] CALL waterRise() VAL [\old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L468] COND TRUE waterLevel < 2 [L469] waterLevel = waterLevel + 1 [L569] RET waterRise() VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L575] tmp___0 = __VERIFIER_nondet_int() [L577] COND TRUE \read(tmp___0) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L579] CALL changeMethaneLevel() VAL [\old(methaneLevelCritical)=0, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L480] COND FALSE !(\read(methaneLevelCritical)) [L483] methaneLevelCritical = 1 [L579] RET changeMethaneLevel() VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L585] tmp___2 = __VERIFIER_nondet_int() [L587] COND TRUE \read(tmp___2) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L602] CALL timeShift() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L624] COND FALSE !(\read(pumpRunning)) VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L631] COND TRUE \read(systemActive) [L679] int tmp ; VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L682] COND FALSE !(\read(pumpRunning)) VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L697] CALL processEnvironment__wrappee__highWaterSensor() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L653] int tmp ; VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L656] COND TRUE ! pumpRunning [L776] int retValue_acc ; [L777] int tmp ; [L778] int tmp___0 ; [L530] int retValue_acc ; [L533] COND FALSE !(waterLevel < 2) [L537] retValue_acc = 0 [L538] return (retValue_acc); [L782] tmp = isHighWaterSensorDry() [L784] COND FALSE !(\read(tmp)) [L787] tmp___0 = 1 [L789] retValue_acc = tmp___0 [L790] return (retValue_acc); [L658] tmp = isHighWaterLevel() [L660] COND TRUE \read(tmp) [L707] pumpRunning = 1 VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] [L697] RET processEnvironment__wrappee__highWaterSensor() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] [L410] int tmp ; [L411] int tmp___0 ; VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] [L415] CALL, EXPR isMethaneLevelCritical() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] [L489] int retValue_acc ; [L492] retValue_acc = methaneLevelCritical [L493] return (retValue_acc); [L415] RET, EXPR isMethaneLevelCritical() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] [L415] tmp = isMethaneLevelCritical() [L417] COND TRUE \read(tmp) [L731] int retValue_acc ; [L734] retValue_acc = pumpRunning [L735] return (retValue_acc); [L419] tmp___0 = isPumpRunning() [L421] 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] [L439] __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 0.20 ms. Allocated memory is still 1.0 GB. Free memory is still 967.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 567.63 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 133.7 MB). Free memory was 943.4 MB in the beginning and 1.1 GB in the end (delta: -168.9 MB). Peak memory consumption was 17.9 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 57.27 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 47.51 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 922.90 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: 65.3 MB). Peak memory consumption was 65.3 MB. Max. memory is 11.5 GB. * CodeCheck took 7317.56 ms. Allocated memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 57.7 MB). Free memory was 1.0 GB in the beginning and 952.3 MB in the end (delta: 88.0 MB). Peak memory consumption was 145.7 MB. Max. memory is 11.5 GB. * Witness Printer took 112.40 ms. Allocated memory is still 1.2 GB. Free memory was 952.3 MB in the beginning and 937.5 MB in the end (delta: 14.8 MB). Peak memory consumption was 14.8 MB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be incorrect! Received shutdown request...