./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec3_product28.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_bcaaeae1-9322-4014-8841-1a9e9c6269cd/bin/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_bcaaeae1-9322-4014-8841-1a9e9c6269cd/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_bcaaeae1-9322-4014-8841-1a9e9c6269cd/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_bcaaeae1-9322-4014-8841-1a9e9c6269cd/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec3_product28.cil.c -s /tmp/vcloud-vcloud-master/worker/run_dir_bcaaeae1-9322-4014-8841-1a9e9c6269cd/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_bcaaeae1-9322-4014-8841-1a9e9c6269cd/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 bccdbc1fe3b58d50f3d739d9520ef3bab8ad5778 .................................................................................................................................................................................................................................................................................................................................................... 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 04:20:22,919 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-20 04:20:22,921 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-20 04:20:22,935 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-20 04:20:22,935 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-20 04:20:22,937 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-20 04:20:22,939 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-20 04:20:22,947 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-20 04:20:22,949 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-20 04:20:22,950 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-20 04:20:22,950 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-20 04:20:22,952 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-20 04:20:22,952 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-20 04:20:22,953 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-20 04:20:22,954 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-20 04:20:22,955 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-20 04:20:22,955 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-20 04:20:22,956 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-20 04:20:22,958 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-20 04:20:22,960 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-20 04:20:22,961 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-20 04:20:22,962 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-20 04:20:22,963 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-20 04:20:22,964 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-20 04:20:22,966 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-20 04:20:22,966 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-20 04:20:22,966 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-20 04:20:22,967 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-20 04:20:22,967 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-20 04:20:22,968 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-20 04:20:22,969 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-20 04:20:22,969 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-20 04:20:22,970 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-20 04:20:22,970 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-20 04:20:22,971 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-20 04:20:22,971 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-20 04:20:22,972 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-20 04:20:22,972 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-20 04:20:22,972 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-20 04:20:22,973 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-20 04:20:22,974 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-20 04:20:22,974 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_bcaaeae1-9322-4014-8841-1a9e9c6269cd/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2019-11-20 04:20:22,986 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-20 04:20:22,986 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-20 04:20:22,987 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-11-20 04:20:22,987 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2019-11-20 04:20:22,988 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-20 04:20:22,988 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-20 04:20:22,988 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-20 04:20:22,988 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-20 04:20:22,989 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-20 04:20:22,989 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-20 04:20:22,989 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-20 04:20:22,989 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-20 04:20:22,989 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-20 04:20:22,989 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-20 04:20:22,990 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-20 04:20:22,990 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-20 04:20:22,990 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-20 04:20:22,990 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-20 04:20:22,990 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2019-11-20 04:20:22,991 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2019-11-20 04:20:22,991 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-20 04:20:22,991 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-20 04:20:22,991 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2019-11-20 04:20:22,991 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-20 04:20:22,991 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-20 04:20:22,992 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-20 04:20:22,992 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2019-11-20 04:20:22,992 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-20 04:20:22,992 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-20 04:20:22,992 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_bcaaeae1-9322-4014-8841-1a9e9c6269cd/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 -> bccdbc1fe3b58d50f3d739d9520ef3bab8ad5778 [2019-11-20 04:20:23,130 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-20 04:20:23,140 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-20 04:20:23,143 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-20 04:20:23,145 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-20 04:20:23,145 INFO L275 PluginConnector]: CDTParser initialized [2019-11-20 04:20:23,145 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_bcaaeae1-9322-4014-8841-1a9e9c6269cd/bin/ukojak/../../sv-benchmarks/c/product-lines/minepump_spec3_product28.cil.c [2019-11-20 04:20:23,198 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_bcaaeae1-9322-4014-8841-1a9e9c6269cd/bin/ukojak/data/6522cac02/c56d87f99ac34a97b6a0e1dc340cc068/FLAGa7e3d290d [2019-11-20 04:20:23,603 INFO L306 CDTParser]: Found 1 translation units. [2019-11-20 04:20:23,603 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_bcaaeae1-9322-4014-8841-1a9e9c6269cd/sv-benchmarks/c/product-lines/minepump_spec3_product28.cil.c [2019-11-20 04:20:23,616 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_bcaaeae1-9322-4014-8841-1a9e9c6269cd/bin/ukojak/data/6522cac02/c56d87f99ac34a97b6a0e1dc340cc068/FLAGa7e3d290d [2019-11-20 04:20:23,628 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_bcaaeae1-9322-4014-8841-1a9e9c6269cd/bin/ukojak/data/6522cac02/c56d87f99ac34a97b6a0e1dc340cc068 [2019-11-20 04:20:23,630 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-20 04:20:23,631 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-20 04:20:23,632 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-20 04:20:23,633 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-20 04:20:23,636 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-20 04:20:23,637 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 04:20:23" (1/1) ... [2019-11-20 04:20:23,639 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6e05a64f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:20:23, skipping insertion in model container [2019-11-20 04:20:23,639 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 04:20:23" (1/1) ... [2019-11-20 04:20:23,646 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-20 04:20:23,684 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-20 04:20:24,082 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-20 04:20:24,101 INFO L188 MainTranslator]: Completed pre-run [2019-11-20 04:20:24,178 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-20 04:20:24,210 INFO L192 MainTranslator]: Completed translation [2019-11-20 04:20:24,210 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:20:24 WrapperNode [2019-11-20 04:20:24,210 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-20 04:20:24,211 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-20 04:20:24,211 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-20 04:20:24,211 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-20 04:20:24,220 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:20:24" (1/1) ... [2019-11-20 04:20:24,239 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:20:24" (1/1) ... [2019-11-20 04:20:24,295 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-20 04:20:24,295 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-20 04:20:24,295 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-20 04:20:24,296 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-20 04:20:24,307 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:20:24" (1/1) ... [2019-11-20 04:20:24,308 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:20:24" (1/1) ... [2019-11-20 04:20:24,323 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:20:24" (1/1) ... [2019-11-20 04:20:24,324 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:20:24" (1/1) ... [2019-11-20 04:20:24,331 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:20:24" (1/1) ... [2019-11-20 04:20:24,336 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:20:24" (1/1) ... [2019-11-20 04:20:24,338 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:20:24" (1/1) ... [2019-11-20 04:20:24,341 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-20 04:20:24,342 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-20 04:20:24,342 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-20 04:20:24,342 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-20 04:20:24,343 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:20:24" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_bcaaeae1-9322-4014-8841-1a9e9c6269cd/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 04:20:24,401 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-20 04:20:24,401 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-11-20 04:20:24,402 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-11-20 04:20:24,402 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-11-20 04:20:24,402 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-11-20 04:20:24,403 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-11-20 04:20:24,403 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-11-20 04:20:24,403 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-11-20 04:20:24,403 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-11-20 04:20:24,403 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-11-20 04:20:24,403 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-11-20 04:20:24,403 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-11-20 04:20:24,404 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-11-20 04:20:24,404 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-11-20 04:20:24,404 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-11-20 04:20:24,404 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-11-20 04:20:24,404 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-20 04:20:24,404 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-20 04:20:25,381 INFO L280 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-20 04:20:25,381 INFO L285 CfgBuilder]: Removed 38 assume(true) statements. [2019-11-20 04:20:25,382 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 04:20:25 BoogieIcfgContainer [2019-11-20 04:20:25,383 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-20 04:20:25,383 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2019-11-20 04:20:25,384 INFO L271 PluginConnector]: Initializing CodeCheck... [2019-11-20 04:20:25,393 INFO L275 PluginConnector]: CodeCheck initialized [2019-11-20 04:20:25,394 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 04:20:25" (1/1) ... [2019-11-20 04:20:25,406 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 04:20:25,439 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:20:25,450 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 55 states and 74 transitions. [2019-11-20 04:20:25,450 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 74 transitions. [2019-11-20 04:20:25,457 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2019-11-20 04:20:25,457 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:20:25,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:20:25,673 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 04:20:25,689 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:20:25,690 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 55 states and 72 transitions. [2019-11-20 04:20:25,690 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 72 transitions. [2019-11-20 04:20:25,692 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2019-11-20 04:20:25,692 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:20:25,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:20:25,849 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 04:20:25,880 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:20:25,882 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 57 states and 75 transitions. [2019-11-20 04:20:25,882 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 75 transitions. [2019-11-20 04:20:25,883 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2019-11-20 04:20:25,883 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:20:25,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:20:25,957 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 04:20:25,988 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:20:25,990 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 60 states and 83 transitions. [2019-11-20 04:20:25,990 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 83 transitions. [2019-11-20 04:20:25,991 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2019-11-20 04:20:25,991 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:20:26,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:20:26,043 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 04:20:26,171 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:20:26,173 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 68 states and 97 transitions. [2019-11-20 04:20:26,173 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 97 transitions. [2019-11-20 04:20:26,174 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2019-11-20 04:20:26,174 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:20:26,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:20:26,338 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 04:20:26,926 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:20:26,929 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 137 states to 85 states and 137 transitions. [2019-11-20 04:20:26,929 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 137 transitions. [2019-11-20 04:20:26,932 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2019-11-20 04:20:26,933 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:20:26,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:20:26,995 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 04:20:27,017 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:20:27,019 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 86 states and 138 transitions. [2019-11-20 04:20:27,019 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 138 transitions. [2019-11-20 04:20:27,021 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2019-11-20 04:20:27,021 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:20:27,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:20:27,066 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 04:20:27,084 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:20:27,086 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 139 states to 87 states and 139 transitions. [2019-11-20 04:20:27,086 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 139 transitions. [2019-11-20 04:20:27,088 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2019-11-20 04:20:27,088 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:20:27,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:20:27,131 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 04:20:27,395 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:20:27,397 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 152 states to 93 states and 152 transitions. [2019-11-20 04:20:27,397 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 152 transitions. [2019-11-20 04:20:27,399 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2019-11-20 04:20:27,399 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:20:27,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-20 04:20:27,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-20 04:20:27,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-20 04:20:27,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-20 04:20:27,726 WARN L483 CodeCheckObserver]: This program is UNSAFE, Check terminated with 9 iterations. [2019-11-20 04:20:27,805 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 20.11 04:20:27 ImpRootNode [2019-11-20 04:20:27,805 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2019-11-20 04:20:27,806 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-11-20 04:20:27,806 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-11-20 04:20:27,806 INFO L275 PluginConnector]: Witness Printer initialized [2019-11-20 04:20:27,807 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 04:20:25" (3/4) ... [2019-11-20 04:20:27,809 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2019-11-20 04:20:27,882 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_bcaaeae1-9322-4014-8841-1a9e9c6269cd/bin/ukojak/witness.graphml [2019-11-20 04:20:27,882 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-11-20 04:20:27,884 INFO L168 Benchmark]: Toolchain (without parser) took 4252.70 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 133.7 MB). Free memory was 940.8 MB in the beginning and 1.0 GB in the end (delta: -107.7 MB). Peak memory consumption was 26.0 MB. Max. memory is 11.5 GB. [2019-11-20 04:20:27,885 INFO L168 Benchmark]: CDTParser took 0.18 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. [2019-11-20 04:20:27,885 INFO L168 Benchmark]: CACSL2BoogieTranslator took 578.15 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 133.7 MB). Free memory was 940.8 MB in the beginning and 1.1 GB in the end (delta: -175.6 MB). Peak memory consumption was 18.0 MB. Max. memory is 11.5 GB. [2019-11-20 04:20:27,885 INFO L168 Benchmark]: Boogie Procedure Inliner took 84.21 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. [2019-11-20 04:20:27,886 INFO L168 Benchmark]: Boogie Preprocessor took 46.26 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-20 04:20:27,886 INFO L168 Benchmark]: RCFGBuilder took 1040.96 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: 76.1 MB). Peak memory consumption was 76.1 MB. Max. memory is 11.5 GB. [2019-11-20 04:20:27,886 INFO L168 Benchmark]: CodeCheck took 2422.40 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: -25.6 MB). There was no memory consumed. Max. memory is 11.5 GB. [2019-11-20 04:20:27,887 INFO L168 Benchmark]: Witness Printer took 76.59 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: 12.0 MB). Peak memory consumption was 12.0 MB. Max. memory is 11.5 GB. [2019-11-20 04:20:27,888 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 8 procedures, 55 locations, 1 error locations. Result: UNSAFE, OverallTime: 2.3s, OverallIterations: 9, TraceHistogramMax: 0, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, HoareTripleCheckerStatistics: 6120 SDtfs, 1504 SDslu, 2696 SDs, 0 SdLazy, 2372 SolverSat, 720 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 1.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 1438 GetRequests, 1391 SyntacticMatches, 13 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 335 ImplicationChecksByTransitivity, 0.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 0.4s InterpolantComputationTime, 204 NumberOfCodeBlocks, 204 NumberOfCodeBlocksAsserted, 9 NumberOfCheckSat, 169 ConstructedInterpolants, 0 QuantifiedInterpolants, 9477 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 8 InterpolantComputations, 8 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: 545]: a call of __VERIFIER_error() is reachable a call of __VERIFIER_error() is reachable We found a FailurePath: [L89] int pumpRunning = 0; [L90] int systemActive = 1; [L356] int waterLevel = 1; [L357] int methaneLevelCritical = 0; [L445] int cleanupTimeShifts = 4; [L753] static struct __ACC__ERR *head = (struct __ACC__ERR *)0; [L518] int retValue_acc ; [L519] int tmp ; [L69] int retValue_acc ; [L72] retValue_acc = 1 [L73] return (retValue_acc); [L525] tmp = valid_product() [L527] COND TRUE \read(tmp) [L287] int splverifierCounter ; [L288] int tmp ; [L289] int tmp___0 ; [L290] int tmp___1 ; [L291] int tmp___2 ; [L294] splverifierCounter = 0 VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L296] COND TRUE 1 VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L298] COND TRUE splverifierCounter < 4 [L304] tmp = __VERIFIER_nondet_int() [L306] COND TRUE \read(tmp) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L308] CALL waterRise() VAL [\old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L374] COND TRUE waterLevel < 2 [L375] waterLevel = waterLevel + 1 [L308] RET waterRise() VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L314] tmp___0 = __VERIFIER_nondet_int() [L316] COND FALSE !(\read(tmp___0)) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L324] tmp___2 = __VERIFIER_nondet_int() [L326] COND FALSE !(\read(tmp___2)) [L332] tmp___1 = __VERIFIER_nondet_int() [L334] COND TRUE \read(tmp___1) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L263] COND FALSE !(\read(pumpRunning)) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L270] systemActive = 0 VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L343] CALL timeShift() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L97] COND FALSE !(\read(pumpRunning)) VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L104] COND FALSE !(\read(systemActive)) VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L551] int tmp ; [L552] int tmp___0 ; [L553] int tmp___1 ; VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L557] CALL, EXPR isMethaneLevelCritical() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L395] int retValue_acc ; [L398] retValue_acc = methaneLevelCritical [L399] return (retValue_acc); [L557] RET, EXPR isMethaneLevelCritical() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L557] tmp = isMethaneLevelCritical() [L559] COND FALSE !(\read(tmp)) [L427] int retValue_acc ; [L430] retValue_acc = waterLevel [L431] return (retValue_acc); [L563] tmp___0 = getWaterLevel() [L565] COND TRUE tmp___0 == 2 [L196] int retValue_acc ; [L199] retValue_acc = pumpRunning [L200] return (retValue_acc); [L567] tmp___1 = isPumpRunning() [L569] COND FALSE !(\read(tmp___1)) VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L545] __VERIFIER_error() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18 ms. Allocated memory is still 1.0 GB. Free memory is still 967.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 578.15 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 133.7 MB). Free memory was 940.8 MB in the beginning and 1.1 GB in the end (delta: -175.6 MB). Peak memory consumption was 18.0 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 84.21 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 46.26 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 1040.96 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: 76.1 MB). Peak memory consumption was 76.1 MB. Max. memory is 11.5 GB. * CodeCheck took 2422.40 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: -25.6 MB). There was no memory consumed. Max. memory is 11.5 GB. * Witness Printer took 76.59 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: 12.0 MB). Peak memory consumption was 12.0 MB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be incorrect! Received shutdown request...