./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec3_product17_false-unreach-call_false-termination.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 635dfa2a Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_077f2075-8bac-4b4a-8fb2-0b81231912d9/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_077f2075-8bac-4b4a-8fb2-0b81231912d9/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_077f2075-8bac-4b4a-8fb2-0b81231912d9/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_077f2075-8bac-4b4a-8fb2-0b81231912d9/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec3_product17_false-unreach-call_false-termination.cil.c -s /tmp/vcloud-vcloud-master/worker/working_dir_077f2075-8bac-4b4a-8fb2-0b81231912d9/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_077f2075-8bac-4b4a-8fb2-0b81231912d9/bin-2019/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 5ac89a83bf5f8cec9ed1c7380129a7935c1d366c ....................................................................................................................................................................................................................................................................................................................................................... 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 0.1.23-635dfa2 [2018-12-08 19:26:12,031 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-08 19:26:12,032 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-08 19:26:12,038 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-08 19:26:12,038 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-08 19:26:12,039 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-08 19:26:12,039 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-08 19:26:12,040 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-08 19:26:12,041 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-08 19:26:12,041 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-08 19:26:12,042 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-08 19:26:12,042 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-08 19:26:12,043 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-08 19:26:12,043 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-08 19:26:12,044 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-08 19:26:12,044 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-08 19:26:12,044 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-08 19:26:12,045 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-08 19:26:12,046 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-08 19:26:12,047 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-08 19:26:12,048 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-08 19:26:12,049 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-08 19:26:12,050 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-08 19:26:12,050 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-08 19:26:12,050 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-08 19:26:12,050 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-08 19:26:12,051 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-08 19:26:12,051 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-08 19:26:12,052 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-08 19:26:12,052 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-08 19:26:12,053 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-08 19:26:12,053 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-08 19:26:12,053 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-08 19:26:12,053 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-08 19:26:12,054 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-08 19:26:12,054 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-08 19:26:12,054 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_077f2075-8bac-4b4a-8fb2-0b81231912d9/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-12-08 19:26:12,062 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-08 19:26:12,062 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-08 19:26:12,062 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-08 19:26:12,063 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-12-08 19:26:12,063 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-08 19:26:12,063 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-08 19:26:12,063 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-08 19:26:12,063 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-08 19:26:12,064 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-08 19:26:12,064 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-08 19:26:12,064 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-08 19:26:12,064 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-08 19:26:12,064 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-08 19:26:12,064 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-08 19:26:12,064 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-08 19:26:12,064 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-08 19:26:12,065 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-08 19:26:12,065 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-08 19:26:12,065 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-12-08 19:26:12,065 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-12-08 19:26:12,065 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-08 19:26:12,065 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-08 19:26:12,065 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-08 19:26:12,066 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-08 19:26:12,066 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-08 19:26:12,066 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-08 19:26:12,066 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-12-08 19:26:12,066 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-08 19:26:12,066 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-08 19:26:12,066 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true 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/working_dir_077f2075-8bac-4b4a-8fb2-0b81231912d9/bin-2019/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 -> 5ac89a83bf5f8cec9ed1c7380129a7935c1d366c [2018-12-08 19:26:12,083 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-08 19:26:12,090 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-08 19:26:12,092 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-08 19:26:12,093 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-08 19:26:12,093 INFO L276 PluginConnector]: CDTParser initialized [2018-12-08 19:26:12,093 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_077f2075-8bac-4b4a-8fb2-0b81231912d9/bin-2019/ukojak/../../sv-benchmarks/c/product-lines/minepump_spec3_product17_false-unreach-call_false-termination.cil.c [2018-12-08 19:26:12,128 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_077f2075-8bac-4b4a-8fb2-0b81231912d9/bin-2019/ukojak/data/e1c5e7d1a/010942c13bf34021a75110d5a3b514b4/FLAG79b3de184 [2018-12-08 19:26:12,548 INFO L307 CDTParser]: Found 1 translation units. [2018-12-08 19:26:12,549 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_077f2075-8bac-4b4a-8fb2-0b81231912d9/sv-benchmarks/c/product-lines/minepump_spec3_product17_false-unreach-call_false-termination.cil.c [2018-12-08 19:26:12,554 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_077f2075-8bac-4b4a-8fb2-0b81231912d9/bin-2019/ukojak/data/e1c5e7d1a/010942c13bf34021a75110d5a3b514b4/FLAG79b3de184 [2018-12-08 19:26:12,957 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_077f2075-8bac-4b4a-8fb2-0b81231912d9/bin-2019/ukojak/data/e1c5e7d1a/010942c13bf34021a75110d5a3b514b4 [2018-12-08 19:26:12,959 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-08 19:26:12,960 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-08 19:26:12,961 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-08 19:26:12,961 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-08 19:26:12,963 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-08 19:26:12,963 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.12 07:26:12" (1/1) ... [2018-12-08 19:26:12,966 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@67523692 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 07:26:12, skipping insertion in model container [2018-12-08 19:26:12,966 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.12 07:26:12" (1/1) ... [2018-12-08 19:26:12,972 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-08 19:26:12,997 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-08 19:26:13,155 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-08 19:26:13,197 INFO L191 MainTranslator]: Completed pre-run [2018-12-08 19:26:13,243 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-08 19:26:13,256 INFO L195 MainTranslator]: Completed translation [2018-12-08 19:26:13,257 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 07:26:13 WrapperNode [2018-12-08 19:26:13,257 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-08 19:26:13,257 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-08 19:26:13,258 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-08 19:26:13,258 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-08 19:26:13,264 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 07:26:13" (1/1) ... [2018-12-08 19:26:13,273 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 07:26:13" (1/1) ... [2018-12-08 19:26:13,289 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-08 19:26:13,289 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-08 19:26:13,290 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-08 19:26:13,290 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-08 19:26:13,295 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 07:26:13" (1/1) ... [2018-12-08 19:26:13,295 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 07:26:13" (1/1) ... [2018-12-08 19:26:13,297 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 07:26:13" (1/1) ... [2018-12-08 19:26:13,297 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 07:26:13" (1/1) ... [2018-12-08 19:26:13,300 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 07:26:13" (1/1) ... [2018-12-08 19:26:13,304 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 07:26:13" (1/1) ... [2018-12-08 19:26:13,305 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 07:26:13" (1/1) ... [2018-12-08 19:26:13,307 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-08 19:26:13,307 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-08 19:26:13,307 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-08 19:26:13,307 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-08 19:26:13,307 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 07:26:13" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_077f2075-8bac-4b4a-8fb2-0b81231912d9/bin-2019/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 [2018-12-08 19:26:13,341 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-12-08 19:26:13,341 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2018-12-08 19:26:13,341 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2018-12-08 19:26:13,341 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2018-12-08 19:26:13,341 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2018-12-08 19:26:13,341 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2018-12-08 19:26:13,342 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2018-12-08 19:26:13,342 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2018-12-08 19:26:13,342 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2018-12-08 19:26:13,342 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2018-12-08 19:26:13,342 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2018-12-08 19:26:13,342 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2018-12-08 19:26:13,342 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2018-12-08 19:26:13,342 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2018-12-08 19:26:13,342 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-08 19:26:13,342 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-08 19:26:13,715 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-08 19:26:13,715 INFO L280 CfgBuilder]: Removed 36 assue(true) statements. [2018-12-08 19:26:13,715 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.12 07:26:13 BoogieIcfgContainer [2018-12-08 19:26:13,715 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-08 19:26:13,716 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-12-08 19:26:13,716 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-12-08 19:26:13,725 INFO L276 PluginConnector]: CodeCheck initialized [2018-12-08 19:26:13,725 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.12 07:26:13" (1/1) ... [2018-12-08 19:26:13,735 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 19:26:13,759 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 19:26:13,768 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 47 states and 62 transitions. [2018-12-08 19:26:13,768 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 62 transitions. [2018-12-08 19:26:13,773 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-12-08 19:26:13,773 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 19:26:13,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 19:26:13,880 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 19:26:13,887 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 19:26:13,888 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 47 states and 60 transitions. [2018-12-08 19:26:13,888 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 60 transitions. [2018-12-08 19:26:13,888 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-12-08 19:26:13,888 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 19:26:13,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 19:26:13,933 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 19:26:13,948 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 19:26:13,949 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 49 states and 63 transitions. [2018-12-08 19:26:13,949 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 63 transitions. [2018-12-08 19:26:13,949 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-12-08 19:26:13,949 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 19:26:13,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 19:26:13,997 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 19:26:14,059 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 19:26:14,060 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 58 states and 81 transitions. [2018-12-08 19:26:14,060 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 81 transitions. [2018-12-08 19:26:14,061 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2018-12-08 19:26:14,061 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 19:26:14,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 19:26:14,095 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 19:26:14,102 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 19:26:14,103 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 59 states and 82 transitions. [2018-12-08 19:26:14,103 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 82 transitions. [2018-12-08 19:26:14,104 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2018-12-08 19:26:14,104 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 19:26:14,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 19:26:14,134 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 19:26:14,140 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 19:26:14,141 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 60 states and 83 transitions. [2018-12-08 19:26:14,141 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 83 transitions. [2018-12-08 19:26:14,142 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-12-08 19:26:14,142 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 19:26:14,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 19:26:14,187 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 19:26:14,321 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 19:26:14,322 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 70 states and 104 transitions. [2018-12-08 19:26:14,322 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 104 transitions. [2018-12-08 19:26:14,324 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-12-08 19:26:14,324 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 19:26:14,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 19:26:14,411 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 19:26:14,725 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 19:26:14,726 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 141 states to 86 states and 141 transitions. [2018-12-08 19:26:14,726 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 141 transitions. [2018-12-08 19:26:14,727 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2018-12-08 19:26:14,727 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 19:26:14,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 19:26:14,743 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 19:26:14,753 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 19:26:14,754 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 142 states to 87 states and 142 transitions. [2018-12-08 19:26:14,754 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 142 transitions. [2018-12-08 19:26:14,755 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2018-12-08 19:26:14,755 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 19:26:14,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-08 19:26:14,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-08 19:26:14,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-08 19:26:14,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-08 19:26:14,918 WARN L497 CodeCheckObserver]: This program is UNSAFE, Check terminated with 9 iterations. [2018-12-08 19:26:14,977 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 08.12 07:26:14 ImpRootNode [2018-12-08 19:26:14,978 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-12-08 19:26:14,978 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-08 19:26:14,978 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-08 19:26:14,978 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-08 19:26:14,978 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.12 07:26:13" (3/4) ... [2018-12-08 19:26:14,980 INFO L138 WitnessPrinter]: Generating witness for reachability counterexample [2018-12-08 19:26:15,063 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_077f2075-8bac-4b4a-8fb2-0b81231912d9/bin-2019/ukojak/witness.graphml [2018-12-08 19:26:15,063 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-08 19:26:15,064 INFO L168 Benchmark]: Toolchain (without parser) took 2104.07 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 214.4 MB). Free memory was 956.0 MB in the beginning and 1.2 GB in the end (delta: -242.0 MB). Peak memory consumption was 292.9 MB. Max. memory is 11.5 GB. [2018-12-08 19:26:15,064 INFO L168 Benchmark]: CDTParser took 0.10 ms. Allocated memory is still 1.0 GB. Free memory is still 985.0 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-08 19:26:15,065 INFO L168 Benchmark]: CACSL2BoogieTranslator took 296.59 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 132.1 MB). Free memory was 956.0 MB in the beginning and 1.1 GB in the end (delta: -164.4 MB). Peak memory consumption was 27.2 MB. Max. memory is 11.5 GB. [2018-12-08 19:26:15,065 INFO L168 Benchmark]: Boogie Procedure Inliner took 31.85 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: 3.3 MB). Peak memory consumption was 3.3 MB. Max. memory is 11.5 GB. [2018-12-08 19:26:15,065 INFO L168 Benchmark]: Boogie Preprocessor took 17.25 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. [2018-12-08 19:26:15,065 INFO L168 Benchmark]: RCFGBuilder took 408.65 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: 59.2 MB). Peak memory consumption was 59.2 MB. Max. memory is 11.5 GB. [2018-12-08 19:26:15,066 INFO L168 Benchmark]: CodeCheck took 1261.76 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 808.0 MB in the end (delta: 249.7 MB). Peak memory consumption was 249.7 MB. Max. memory is 11.5 GB. [2018-12-08 19:26:15,066 INFO L168 Benchmark]: Witness Printer took 85.26 ms. Allocated memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 82.3 MB). Free memory was 808.0 MB in the beginning and 1.2 GB in the end (delta: -389.9 MB). Peak memory consumption was 12.8 MB. Max. memory is 11.5 GB. [2018-12-08 19:26:15,067 INFO L336 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, 67 locations, 1 error locations. UNSAFE Result, 1.1s OverallTime, 9 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 5620 SDtfs, 1742 SDslu, 2670 SDs, 0 SdLazy, 2290 SolverSat, 586 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.4s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 1373 GetRequests, 1332 SyntacticMatches, 1 SemanticMatches, 40 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 487 ImplicationChecksByTransitivity, 0.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.2s InterpolantComputationTime, 199 NumberOfCodeBlocks, 199 NumberOfCodeBlocksAsserted, 9 NumberOfCheckSat, 164 ConstructedInterpolants, 0 QuantifiedInterpolants, 7484 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 AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - CounterExampleResult [Line: 506]: a call of __VERIFIER_error() is reachable a call of __VERIFIER_error() is reachable We found a FailurePath: [L209] static struct __ACC__ERR *head = (struct __ACC__ERR *)0; [L413] int waterLevel = 1; [L414] int methaneLevelCritical = 0; [L582] int pumpRunning = 0; [L583] int systemActive = 1; [L735] int cleanupTimeShifts = 4; [L811] int retValue_acc ; [L812] int tmp ; [L860] int retValue_acc ; [L863] retValue_acc = 1 [L864] return (retValue_acc); [L818] tmp = valid_product() [L820] COND TRUE \read(tmp) [L514] int splverifierCounter ; [L515] int tmp ; [L516] int tmp___0 ; [L517] int tmp___1 ; [L518] int tmp___2 ; [L521] splverifierCounter = 0 VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L523] COND TRUE 1 VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L525] COND TRUE splverifierCounter < 4 [L531] tmp = __VERIFIER_nondet_int() [L533] COND TRUE \read(tmp) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L535] CALL waterRise() VAL [\old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L431] COND TRUE waterLevel < 2 [L432] waterLevel = waterLevel + 1 [L535] RET waterRise() VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L541] tmp___0 = __VERIFIER_nondet_int() [L543] COND FALSE !(\read(tmp___0)) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L551] tmp___2 = __VERIFIER_nondet_int() [L553] COND FALSE !(\read(tmp___2)) [L557] tmp___1 = __VERIFIER_nondet_int() [L559] COND TRUE \read(tmp___1) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L566] CALL timeShift() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L590] COND FALSE !(\read(pumpRunning)) VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L597] COND TRUE \read(systemActive) [L619] int tmp ; VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L622] COND FALSE !(\read(pumpRunning)) VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L637] FCALL processEnvironment__wrappee__base() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L870] int tmp ; [L871] int tmp___0 ; [L872] int tmp___1 ; VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L876] CALL, EXPR isMethaneLevelCritical() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L452] int retValue_acc ; [L455] retValue_acc = methaneLevelCritical [L456] return (retValue_acc); [L876] RET, EXPR isMethaneLevelCritical() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L876] tmp = isMethaneLevelCritical() [L878] COND FALSE !(\read(tmp)) [L484] int retValue_acc ; [L487] retValue_acc = waterLevel [L488] return (retValue_acc); [L882] tmp___0 = getWaterLevel() [L884] COND TRUE tmp___0 == 2 [L671] int retValue_acc ; [L674] retValue_acc = pumpRunning [L675] return (retValue_acc); [L886] tmp___1 = isPumpRunning() [L888] 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] [L506] __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 0.10 ms. Allocated memory is still 1.0 GB. Free memory is still 985.0 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 296.59 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 132.1 MB). Free memory was 956.0 MB in the beginning and 1.1 GB in the end (delta: -164.4 MB). Peak memory consumption was 27.2 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 31.85 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: 3.3 MB). Peak memory consumption was 3.3 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 17.25 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 408.65 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: 59.2 MB). Peak memory consumption was 59.2 MB. Max. memory is 11.5 GB. * CodeCheck took 1261.76 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 808.0 MB in the end (delta: 249.7 MB). Peak memory consumption was 249.7 MB. Max. memory is 11.5 GB. * Witness Printer took 85.26 ms. Allocated memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 82.3 MB). Free memory was 808.0 MB in the beginning and 1.2 GB in the end (delta: -389.9 MB). Peak memory consumption was 12.8 MB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be incorrect! Received shutdown request...