./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec3_product05.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 678e0110 Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_4b160bd0-0061-4a40-83f3-42442530be50/bin/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_4b160bd0-0061-4a40-83f3-42442530be50/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_4b160bd0-0061-4a40-83f3-42442530be50/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_4b160bd0-0061-4a40-83f3-42442530be50/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec3_product05.cil.c -s /tmp/vcloud-vcloud-master/worker/run_dir_4b160bd0-0061-4a40-83f3-42442530be50/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_4b160bd0-0061-4a40-83f3-42442530be50/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 904c71b80b4bb17fcf1b6c28867d5f8f29ca13f4 ..................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE --- Real Ultimate output --- This is Ultimate 0.1.24-678e011 [2019-11-20 00:45:00,543 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-20 00:45:00,545 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-20 00:45:00,558 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-20 00:45:00,559 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-20 00:45:00,560 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-20 00:45:00,562 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-20 00:45:00,564 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-20 00:45:00,567 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-20 00:45:00,568 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-20 00:45:00,569 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-20 00:45:00,570 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-20 00:45:00,571 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-20 00:45:00,572 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-20 00:45:00,573 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-20 00:45:00,575 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-20 00:45:00,576 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-20 00:45:00,577 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-20 00:45:00,579 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-20 00:45:00,582 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-20 00:45:00,584 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-20 00:45:00,585 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-20 00:45:00,587 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-20 00:45:00,588 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-20 00:45:00,591 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-20 00:45:00,592 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-20 00:45:00,592 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-20 00:45:00,593 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-20 00:45:00,594 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-20 00:45:00,595 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-20 00:45:00,595 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-20 00:45:00,596 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-20 00:45:00,597 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-20 00:45:00,598 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-20 00:45:00,599 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-20 00:45:00,599 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-20 00:45:00,600 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-20 00:45:00,600 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-20 00:45:00,600 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-20 00:45:00,601 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-20 00:45:00,602 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-20 00:45:00,603 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_4b160bd0-0061-4a40-83f3-42442530be50/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2019-11-20 00:45:00,618 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-20 00:45:00,618 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-20 00:45:00,619 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-11-20 00:45:00,619 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2019-11-20 00:45:00,620 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-20 00:45:00,620 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-20 00:45:00,621 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-20 00:45:00,621 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-20 00:45:00,621 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-20 00:45:00,622 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-20 00:45:00,622 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-20 00:45:00,622 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-20 00:45:00,622 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-20 00:45:00,623 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-20 00:45:00,623 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-20 00:45:00,623 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-20 00:45:00,623 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-20 00:45:00,624 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-20 00:45:00,624 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2019-11-20 00:45:00,624 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2019-11-20 00:45:00,625 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-20 00:45:00,625 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-20 00:45:00,625 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2019-11-20 00:45:00,625 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-20 00:45:00,626 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-20 00:45:00,626 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-20 00:45:00,626 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2019-11-20 00:45:00,626 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-20 00:45:00,627 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-20 00:45:00,627 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_4b160bd0-0061-4a40-83f3-42442530be50/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 -> 904c71b80b4bb17fcf1b6c28867d5f8f29ca13f4 [2019-11-20 00:45:00,798 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-20 00:45:00,819 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-20 00:45:00,822 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-20 00:45:00,824 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-20 00:45:00,824 INFO L275 PluginConnector]: CDTParser initialized [2019-11-20 00:45:00,825 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_4b160bd0-0061-4a40-83f3-42442530be50/bin/ukojak/../../sv-benchmarks/c/product-lines/minepump_spec3_product05.cil.c [2019-11-20 00:45:00,900 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_4b160bd0-0061-4a40-83f3-42442530be50/bin/ukojak/data/4d217ad6f/033eb3704cd843018eb3e1417212604e/FLAG79a598764 [2019-11-20 00:45:01,458 INFO L306 CDTParser]: Found 1 translation units. [2019-11-20 00:45:01,458 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_4b160bd0-0061-4a40-83f3-42442530be50/sv-benchmarks/c/product-lines/minepump_spec3_product05.cil.c [2019-11-20 00:45:01,472 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_4b160bd0-0061-4a40-83f3-42442530be50/bin/ukojak/data/4d217ad6f/033eb3704cd843018eb3e1417212604e/FLAG79a598764 [2019-11-20 00:45:01,718 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_4b160bd0-0061-4a40-83f3-42442530be50/bin/ukojak/data/4d217ad6f/033eb3704cd843018eb3e1417212604e [2019-11-20 00:45:01,721 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-20 00:45:01,723 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-20 00:45:01,724 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-20 00:45:01,724 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-20 00:45:01,728 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-20 00:45:01,729 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 12:45:01" (1/1) ... [2019-11-20 00:45:01,732 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@79037fb7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 12:45:01, skipping insertion in model container [2019-11-20 00:45:01,732 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 12:45:01" (1/1) ... [2019-11-20 00:45:01,741 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-20 00:45:01,789 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-20 00:45:02,273 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-20 00:45:02,307 INFO L188 MainTranslator]: Completed pre-run [2019-11-20 00:45:02,429 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-20 00:45:02,468 INFO L192 MainTranslator]: Completed translation [2019-11-20 00:45:02,469 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 12:45:02 WrapperNode [2019-11-20 00:45:02,469 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-20 00:45:02,470 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-20 00:45:02,470 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-20 00:45:02,470 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-20 00:45:02,477 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 12:45:02" (1/1) ... [2019-11-20 00:45:02,497 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 12:45:02" (1/1) ... [2019-11-20 00:45:02,537 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-20 00:45:02,538 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-20 00:45:02,538 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-20 00:45:02,538 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-20 00:45:02,549 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 12:45:02" (1/1) ... [2019-11-20 00:45:02,549 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 12:45:02" (1/1) ... [2019-11-20 00:45:02,555 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 12:45:02" (1/1) ... [2019-11-20 00:45:02,555 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 12:45:02" (1/1) ... [2019-11-20 00:45:02,567 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 12:45:02" (1/1) ... [2019-11-20 00:45:02,574 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 12:45:02" (1/1) ... [2019-11-20 00:45:02,578 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 12:45:02" (1/1) ... [2019-11-20 00:45:02,583 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-20 00:45:02,595 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-20 00:45:02,595 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-20 00:45:02,595 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-20 00:45:02,607 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 12:45:02" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_4b160bd0-0061-4a40-83f3-42442530be50/bin/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2019-11-20 00:45:02,692 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-20 00:45:02,692 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-11-20 00:45:02,692 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-11-20 00:45:02,693 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-11-20 00:45:02,694 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-11-20 00:45:02,694 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-11-20 00:45:02,694 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-11-20 00:45:02,694 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-11-20 00:45:02,695 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-11-20 00:45:02,696 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-11-20 00:45:02,696 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-11-20 00:45:02,696 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-11-20 00:45:02,696 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-11-20 00:45:02,696 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-11-20 00:45:02,697 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-20 00:45:02,697 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-20 00:45:03,947 INFO L280 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-20 00:45:03,948 INFO L285 CfgBuilder]: Removed 34 assume(true) statements. [2019-11-20 00:45:03,949 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 12:45:03 BoogieIcfgContainer [2019-11-20 00:45:03,949 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-20 00:45:03,950 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2019-11-20 00:45:03,950 INFO L271 PluginConnector]: Initializing CodeCheck... [2019-11-20 00:45:03,964 INFO L275 PluginConnector]: CodeCheck initialized [2019-11-20 00:45:03,965 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 12:45:03" (1/1) ... [2019-11-20 00:45:03,982 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 00:45:04,017 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:45:04,030 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 49 states and 65 transitions. [2019-11-20 00:45:04,031 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 65 transitions. [2019-11-20 00:45:04,038 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2019-11-20 00:45:04,038 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:45:04,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:45:04,403 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:45:04,425 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:45:04,429 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 49 states and 63 transitions. [2019-11-20 00:45:04,429 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 63 transitions. [2019-11-20 00:45:04,432 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2019-11-20 00:45:04,433 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:45:04,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:45:04,532 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:45:04,556 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:45:04,558 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 51 states and 66 transitions. [2019-11-20 00:45:04,558 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 66 transitions. [2019-11-20 00:45:04,559 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2019-11-20 00:45:04,559 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:45:04,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:45:04,654 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:45:04,830 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:45:04,832 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 60 states and 84 transitions. [2019-11-20 00:45:04,832 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 84 transitions. [2019-11-20 00:45:04,834 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2019-11-20 00:45:04,835 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:45:04,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:45:04,975 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:45:05,577 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:45:05,581 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 76 states and 120 transitions. [2019-11-20 00:45:05,581 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 120 transitions. [2019-11-20 00:45:05,583 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2019-11-20 00:45:05,584 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:45:05,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:45:05,671 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:45:05,697 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:45:05,701 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 121 states to 77 states and 121 transitions. [2019-11-20 00:45:05,705 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 121 transitions. [2019-11-20 00:45:05,708 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2019-11-20 00:45:05,712 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:45:05,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:45:05,783 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:45:05,805 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:45:05,808 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 78 states and 122 transitions. [2019-11-20 00:45:05,813 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 122 transitions. [2019-11-20 00:45:05,816 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2019-11-20 00:45:05,818 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:45:05,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-20 00:45:06,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-20 00:45:06,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-20 00:45:06,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-20 00:45:06,389 WARN L483 CodeCheckObserver]: This program is UNSAFE, Check terminated with 7 iterations. [2019-11-20 00:45:06,624 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 20.11 12:45:06 ImpRootNode [2019-11-20 00:45:06,625 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2019-11-20 00:45:06,625 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-11-20 00:45:06,625 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-11-20 00:45:06,626 INFO L275 PluginConnector]: Witness Printer initialized [2019-11-20 00:45:06,626 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 12:45:03" (3/4) ... [2019-11-20 00:45:06,629 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2019-11-20 00:45:06,798 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_4b160bd0-0061-4a40-83f3-42442530be50/bin/ukojak/witness.graphml [2019-11-20 00:45:06,799 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-11-20 00:45:06,801 INFO L168 Benchmark]: Toolchain (without parser) took 5077.84 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 171.4 MB). Free memory was 944.7 MB in the beginning and 1.1 GB in the end (delta: -191.4 MB). There was no memory consumed. Max. memory is 11.5 GB. [2019-11-20 00:45:06,801 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 1.0 GB. Free memory is still 967.5 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-20 00:45:06,802 INFO L168 Benchmark]: CACSL2BoogieTranslator took 745.53 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 171.4 MB). Free memory was 944.7 MB in the beginning and 1.2 GB in the end (delta: -209.3 MB). Peak memory consumption was 23.4 MB. Max. memory is 11.5 GB. [2019-11-20 00:45:06,802 INFO L168 Benchmark]: Boogie Procedure Inliner took 67.73 ms. Allocated memory is still 1.2 GB. Free memory is still 1.2 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-20 00:45:06,803 INFO L168 Benchmark]: Boogie Preprocessor took 46.08 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 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. [2019-11-20 00:45:06,804 INFO L168 Benchmark]: RCFGBuilder took 1354.23 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: 70.7 MB). Peak memory consumption was 70.7 MB. Max. memory is 11.5 GB. [2019-11-20 00:45:06,805 INFO L168 Benchmark]: CodeCheck took 2675.37 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: -70.4 MB). Peak memory consumption was 180.2 MB. Max. memory is 11.5 GB. [2019-11-20 00:45:06,805 INFO L168 Benchmark]: Witness Printer took 173.52 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 12.1 MB). Peak memory consumption was 12.1 MB. Max. memory is 11.5 GB. [2019-11-20 00:45:06,809 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 7 procedures, 49 locations, 1 error locations. Result: UNSAFE, OverallTime: 2.3s, OverallIterations: 7, TraceHistogramMax: 0, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, HoareTripleCheckerStatistics: 1634 SDtfs, 546 SDslu, 882 SDs, 0 SdLazy, 794 SolverSat, 196 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.7s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 1021 GetRequests, 995 SyntacticMatches, 0 SemanticMatches, 26 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 169 ImplicationChecksByTransitivity, 0.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 0.4s InterpolantComputationTime, 152 NumberOfCodeBlocks, 152 NumberOfCodeBlocksAsserted, 7 NumberOfCheckSat, 119 ConstructedInterpolants, 0 QuantifiedInterpolants, 5452 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 6 InterpolantComputations, 6 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: 82]: a call of __VERIFIER_error() is reachable a call of __VERIFIER_error() is reachable We found a FailurePath: [L95] int pumpRunning = 0; [L96] int systemActive = 1; [L297] int cleanupTimeShifts = 4; [L562] static struct __ACC__ERR *head = (struct __ACC__ERR *)0; [L760] int waterLevel = 1; [L761] int methaneLevelCritical = 0; [L370] int retValue_acc ; [L371] int tmp ; [L69] int retValue_acc ; [L72] retValue_acc = 1 [L73] return (retValue_acc); [L377] tmp = valid_product() [L379] COND TRUE \read(tmp) [L233] int splverifierCounter ; [L234] int tmp ; [L235] int tmp___0 ; [L236] int tmp___1 ; [L237] int tmp___2 ; [L240] splverifierCounter = 0 VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L242] COND TRUE 1 VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L244] COND TRUE splverifierCounter < 4 [L250] tmp = __VERIFIER_nondet_int() [L252] COND TRUE \read(tmp) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L254] CALL waterRise() VAL [\old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L778] COND TRUE waterLevel < 2 [L779] waterLevel = waterLevel + 1 [L254] RET waterRise() VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L260] tmp___0 = __VERIFIER_nondet_int() [L262] COND FALSE !(\read(tmp___0)) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L270] tmp___2 = __VERIFIER_nondet_int() [L272] COND FALSE !(\read(tmp___2)) [L276] tmp___1 = __VERIFIER_nondet_int() [L278] COND FALSE !(\read(tmp___1)) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L285] CALL timeShift() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L103] COND FALSE !(\read(pumpRunning)) VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L110] COND TRUE \read(systemActive) [L132] int tmp ; VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L135] COND FALSE !(\read(pumpRunning)) VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L150] FCALL processEnvironment__wrappee__base() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L841] int tmp ; [L842] int tmp___0 ; [L843] int tmp___1 ; VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L847] CALL, EXPR isMethaneLevelCritical() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L799] int retValue_acc ; [L802] retValue_acc = methaneLevelCritical [L803] return (retValue_acc); [L847] RET, EXPR isMethaneLevelCritical() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L847] tmp = isMethaneLevelCritical() [L849] COND FALSE !(\read(tmp)) [L831] int retValue_acc ; [L834] retValue_acc = waterLevel [L835] return (retValue_acc); [L853] tmp___0 = getWaterLevel() [L855] COND TRUE tmp___0 == 2 [L184] int retValue_acc ; [L187] retValue_acc = pumpRunning [L188] return (retValue_acc); [L857] tmp___1 = isPumpRunning() [L859] COND FALSE !(\read(tmp___1)) VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L82] __VERIFIER_error() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23 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 745.53 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 171.4 MB). Free memory was 944.7 MB in the beginning and 1.2 GB in the end (delta: -209.3 MB). Peak memory consumption was 23.4 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 67.73 ms. Allocated memory is still 1.2 GB. Free memory is still 1.2 GB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 46.08 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1354.23 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: 70.7 MB). Peak memory consumption was 70.7 MB. Max. memory is 11.5 GB. * CodeCheck took 2675.37 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: -70.4 MB). Peak memory consumption was 180.2 MB. Max. memory is 11.5 GB. * Witness Printer took 173.52 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 12.1 MB). Peak memory consumption was 12.1 MB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be incorrect! Received shutdown request...