./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec4_product04.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_4997d437-a415-4feb-8cb7-bf8bbcd4f6e4/bin/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_4997d437-a415-4feb-8cb7-bf8bbcd4f6e4/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_4997d437-a415-4feb-8cb7-bf8bbcd4f6e4/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_4997d437-a415-4feb-8cb7-bf8bbcd4f6e4/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec4_product04.cil.c -s /tmp/vcloud-vcloud-master/worker/run_dir_4997d437-a415-4feb-8cb7-bf8bbcd4f6e4/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_4997d437-a415-4feb-8cb7-bf8bbcd4f6e4/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 36c0a5fa74c1b366a9089fb42e1a6f8123b61f10 .................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.24-678e011 [2019-11-20 00:35:38,117 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-20 00:35:38,119 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-20 00:35:38,136 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-20 00:35:38,137 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-20 00:35:38,139 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-20 00:35:38,141 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-20 00:35:38,153 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-20 00:35:38,159 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-20 00:35:38,163 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-20 00:35:38,164 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-20 00:35:38,165 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-20 00:35:38,165 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-20 00:35:38,166 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-20 00:35:38,167 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-20 00:35:38,168 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-20 00:35:38,169 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-20 00:35:38,170 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-20 00:35:38,172 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-20 00:35:38,179 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-20 00:35:38,184 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-20 00:35:38,186 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-20 00:35:38,190 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-20 00:35:38,191 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-20 00:35:38,196 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-20 00:35:38,197 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-20 00:35:38,197 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-20 00:35:38,199 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-20 00:35:38,199 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-20 00:35:38,201 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-20 00:35:38,201 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-20 00:35:38,202 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-20 00:35:38,203 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-20 00:35:38,204 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-20 00:35:38,205 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-20 00:35:38,205 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-20 00:35:38,206 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-20 00:35:38,206 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-20 00:35:38,206 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-20 00:35:38,207 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-20 00:35:38,209 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-20 00:35:38,209 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_4997d437-a415-4feb-8cb7-bf8bbcd4f6e4/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2019-11-20 00:35:38,240 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-20 00:35:38,240 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-20 00:35:38,241 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-11-20 00:35:38,241 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2019-11-20 00:35:38,254 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-20 00:35:38,254 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-20 00:35:38,255 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-20 00:35:38,255 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-20 00:35:38,255 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-20 00:35:38,255 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-20 00:35:38,256 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-20 00:35:38,256 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-20 00:35:38,256 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-20 00:35:38,256 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-20 00:35:38,257 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-20 00:35:38,257 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-20 00:35:38,257 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-20 00:35:38,257 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-20 00:35:38,257 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2019-11-20 00:35:38,258 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2019-11-20 00:35:38,258 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-20 00:35:38,258 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-20 00:35:38,258 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2019-11-20 00:35:38,259 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-20 00:35:38,259 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-20 00:35:38,259 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-20 00:35:38,259 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2019-11-20 00:35:38,260 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-20 00:35:38,260 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-20 00:35:38,260 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_4997d437-a415-4feb-8cb7-bf8bbcd4f6e4/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 -> 36c0a5fa74c1b366a9089fb42e1a6f8123b61f10 [2019-11-20 00:35:38,473 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-20 00:35:38,486 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-20 00:35:38,489 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-20 00:35:38,491 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-20 00:35:38,491 INFO L275 PluginConnector]: CDTParser initialized [2019-11-20 00:35:38,492 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_4997d437-a415-4feb-8cb7-bf8bbcd4f6e4/bin/ukojak/../../sv-benchmarks/c/product-lines/minepump_spec4_product04.cil.c [2019-11-20 00:35:38,553 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_4997d437-a415-4feb-8cb7-bf8bbcd4f6e4/bin/ukojak/data/28233ecd5/a40e1a4f928d4bca84d821b4dcff38da/FLAG89c4389f2 [2019-11-20 00:35:39,015 INFO L306 CDTParser]: Found 1 translation units. [2019-11-20 00:35:39,017 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_4997d437-a415-4feb-8cb7-bf8bbcd4f6e4/sv-benchmarks/c/product-lines/minepump_spec4_product04.cil.c [2019-11-20 00:35:39,031 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_4997d437-a415-4feb-8cb7-bf8bbcd4f6e4/bin/ukojak/data/28233ecd5/a40e1a4f928d4bca84d821b4dcff38da/FLAG89c4389f2 [2019-11-20 00:35:39,324 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_4997d437-a415-4feb-8cb7-bf8bbcd4f6e4/bin/ukojak/data/28233ecd5/a40e1a4f928d4bca84d821b4dcff38da [2019-11-20 00:35:39,326 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-20 00:35:39,328 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-20 00:35:39,335 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-20 00:35:39,335 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-20 00:35:39,338 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-20 00:35:39,339 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 12:35:39" (1/1) ... [2019-11-20 00:35:39,343 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6f1a58c1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 12:35:39, skipping insertion in model container [2019-11-20 00:35:39,343 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 12:35:39" (1/1) ... [2019-11-20 00:35:39,352 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-20 00:35:39,427 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-20 00:35:39,959 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-20 00:35:39,974 INFO L188 MainTranslator]: Completed pre-run [2019-11-20 00:35:40,057 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-20 00:35:40,091 INFO L192 MainTranslator]: Completed translation [2019-11-20 00:35:40,091 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 12:35:40 WrapperNode [2019-11-20 00:35:40,091 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-20 00:35:40,092 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-20 00:35:40,092 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-20 00:35:40,093 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-20 00:35:40,101 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 12:35:40" (1/1) ... [2019-11-20 00:35:40,122 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 12:35:40" (1/1) ... [2019-11-20 00:35:40,155 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-20 00:35:40,155 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-20 00:35:40,155 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-20 00:35:40,156 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-20 00:35:40,167 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 12:35:40" (1/1) ... [2019-11-20 00:35:40,168 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 12:35:40" (1/1) ... [2019-11-20 00:35:40,172 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 12:35:40" (1/1) ... [2019-11-20 00:35:40,173 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 12:35:40" (1/1) ... [2019-11-20 00:35:40,181 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 12:35:40" (1/1) ... [2019-11-20 00:35:40,187 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 12:35:40" (1/1) ... [2019-11-20 00:35:40,190 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 12:35:40" (1/1) ... [2019-11-20 00:35:40,194 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-20 00:35:40,195 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-20 00:35:40,195 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-20 00:35:40,195 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-20 00:35:40,197 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 12:35:40" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_4997d437-a415-4feb-8cb7-bf8bbcd4f6e4/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 00:35:40,285 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-20 00:35:40,285 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-11-20 00:35:40,285 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-11-20 00:35:40,286 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-11-20 00:35:40,286 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-11-20 00:35:40,286 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-11-20 00:35:40,287 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-11-20 00:35:40,287 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-11-20 00:35:40,287 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-11-20 00:35:40,288 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-11-20 00:35:40,288 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-20 00:35:40,288 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-20 00:35:41,459 INFO L280 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-20 00:35:41,460 INFO L285 CfgBuilder]: Removed 36 assume(true) statements. [2019-11-20 00:35:41,461 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 12:35:41 BoogieIcfgContainer [2019-11-20 00:35:41,461 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-20 00:35:41,462 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2019-11-20 00:35:41,462 INFO L271 PluginConnector]: Initializing CodeCheck... [2019-11-20 00:35:41,475 INFO L275 PluginConnector]: CodeCheck initialized [2019-11-20 00:35:41,475 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 12:35:41" (1/1) ... [2019-11-20 00:35:41,491 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 00:35:41,526 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:35:41,541 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 34 states and 44 transitions. [2019-11-20 00:35:41,542 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 44 transitions. [2019-11-20 00:35:41,551 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2019-11-20 00:35:41,551 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:35:41,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:35:41,826 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 00:35:41,847 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:35:41,849 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 34 states and 42 transitions. [2019-11-20 00:35:41,849 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 42 transitions. [2019-11-20 00:35:41,851 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2019-11-20 00:35:41,851 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:35:41,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:35:41,975 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 00:35:42,007 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:35:42,008 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 36 states and 45 transitions. [2019-11-20 00:35:42,008 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 45 transitions. [2019-11-20 00:35:42,009 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2019-11-20 00:35:42,009 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:35:42,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:35:42,222 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 00:35:42,475 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:35:42,477 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 45 states and 67 transitions. [2019-11-20 00:35:42,477 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 67 transitions. [2019-11-20 00:35:42,478 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2019-11-20 00:35:42,479 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:35:42,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:35:42,620 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 00:35:42,964 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:35:42,966 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 53 states and 85 transitions. [2019-11-20 00:35:42,966 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 85 transitions. [2019-11-20 00:35:42,967 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2019-11-20 00:35:42,968 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:35:43,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:35:43,051 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 00:35:43,075 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:35:43,077 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 54 states and 86 transitions. [2019-11-20 00:35:43,077 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 86 transitions. [2019-11-20 00:35:43,080 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2019-11-20 00:35:43,080 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:35:43,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:35:43,170 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:35:43,478 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:35:43,480 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 60 states and 98 transitions. [2019-11-20 00:35:43,480 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 98 transitions. [2019-11-20 00:35:43,482 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2019-11-20 00:35:43,483 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:35:43,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:35:43,549 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:35:43,949 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:35:43,951 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 65 states and 109 transitions. [2019-11-20 00:35:43,951 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 109 transitions. [2019-11-20 00:35:43,953 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2019-11-20 00:35:43,953 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:35:43,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:35:44,024 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:35:44,050 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:35:44,052 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 66 states and 110 transitions. [2019-11-20 00:35:44,052 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 110 transitions. [2019-11-20 00:35:44,054 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2019-11-20 00:35:44,054 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:35:44,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:35:44,108 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2019-11-20 00:35:44,289 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:35:44,292 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 69 states and 113 transitions. [2019-11-20 00:35:44,292 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 113 transitions. [2019-11-20 00:35:44,294 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2019-11-20 00:35:44,294 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:35:44,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:35:44,344 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2019-11-20 00:35:44,533 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:35:44,535 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 60 states and 92 transitions. [2019-11-20 00:35:44,535 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 92 transitions. [2019-11-20 00:35:44,537 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2019-11-20 00:35:44,537 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:35:44,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:35:44,575 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2019-11-20 00:35:44,597 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:35:44,598 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 33 states and 46 transitions. [2019-11-20 00:35:44,598 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 46 transitions. [2019-11-20 00:35:44,599 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-11-20 00:35:44,599 WARN L425 CodeCheckObserver]: This Program is SAFE, Check terminated with 12 iterations. [2019-11-20 00:35:44,610 INFO L765 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2019-11-20 00:35:44,743 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-20 00:35:44,747 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-20 00:35:44,748 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-20 00:35:44,748 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-20 00:35:44,748 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-20 00:35:44,748 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-20 00:35:44,748 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-20 00:35:44,749 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-20 00:35:44,749 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-20 00:35:44,749 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-20 00:35:44,749 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-20 00:35:44,749 INFO L569 CodeCheckObserver]: Invariant with dag size 7 [2019-11-20 00:35:44,754 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 20.11 12:35:44 ImpRootNode [2019-11-20 00:35:44,754 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2019-11-20 00:35:44,755 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-11-20 00:35:44,755 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-11-20 00:35:44,755 INFO L275 PluginConnector]: Witness Printer initialized [2019-11-20 00:35:44,756 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 12:35:41" (3/4) ... [2019-11-20 00:35:44,760 INFO L137 WitnessPrinter]: Generating witness for correct program [2019-11-20 00:35:44,766 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2019-11-20 00:35:44,767 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2019-11-20 00:35:44,767 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2019-11-20 00:35:44,767 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2019-11-20 00:35:44,775 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 56 nodes and edges [2019-11-20 00:35:44,776 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 22 nodes and edges [2019-11-20 00:35:44,776 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 11 nodes and edges [2019-11-20 00:35:44,777 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2019-11-20 00:35:44,777 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2019-11-20 00:35:44,778 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2019-11-20 00:35:44,862 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_4997d437-a415-4feb-8cb7-bf8bbcd4f6e4/bin/ukojak/witness.graphml [2019-11-20 00:35:44,862 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-11-20 00:35:44,865 INFO L168 Benchmark]: Toolchain (without parser) took 5536.60 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 130.0 MB). Free memory was 939.4 MB in the beginning and 1.0 GB in the end (delta: -68.5 MB). Peak memory consumption was 61.5 MB. Max. memory is 11.5 GB. [2019-11-20 00:35:44,866 INFO L168 Benchmark]: CDTParser took 0.28 ms. Allocated memory is still 1.0 GB. Free memory is still 962.2 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-20 00:35:44,873 INFO L168 Benchmark]: CACSL2BoogieTranslator took 757.48 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 130.0 MB). Free memory was 939.4 MB in the beginning and 1.1 GB in the end (delta: -173.2 MB). Peak memory consumption was 18.1 MB. Max. memory is 11.5 GB. [2019-11-20 00:35:44,874 INFO L168 Benchmark]: Boogie Procedure Inliner took 62.77 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 00:35:44,874 INFO L168 Benchmark]: Boogie Preprocessor took 39.29 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 00:35:44,875 INFO L168 Benchmark]: RCFGBuilder took 1266.53 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: 70.7 MB). Peak memory consumption was 70.7 MB. Max. memory is 11.5 GB. [2019-11-20 00:35:44,875 INFO L168 Benchmark]: CodeCheck took 3292.69 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 21.6 MB). Peak memory consumption was 21.6 MB. Max. memory is 11.5 GB. [2019-11-20 00:35:44,875 INFO L168 Benchmark]: Witness Printer took 107.74 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 6.9 MB). Peak memory consumption was 6.9 MB. Max. memory is 11.5 GB. [2019-11-20 00:35:44,878 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 5 procedures, 34 locations, 1 error locations. Result: SAFE, OverallTime: 3.0s, OverallIterations: 12, TraceHistogramMax: 0, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, HoareTripleCheckerStatistics: 30560 SDtfs, 12148 SDslu, 23336 SDs, 0 SdLazy, 30064 SolverSat, 8676 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 2.3s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 2025 GetRequests, 1958 SyntacticMatches, 23 SemanticMatches, 44 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 586 ImplicationChecksByTransitivity, 1.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 0.5s InterpolantComputationTime, 219 NumberOfCodeBlocks, 219 NumberOfCodeBlocksAsserted, 11 NumberOfCheckSat, 208 ConstructedInterpolants, 0 QuantifiedInterpolants, 9496 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 11 InterpolantComputations, 11 PerfectInterpolantSequences, 49/49 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 - PositiveResult [Line: 838]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 429]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 42]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 272]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 408]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 851]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 409]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 851]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 130]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 52]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 130]: Loop Invariant Derived loop invariant: 1 == waterLevel && pumpRunning == 0 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28 ms. Allocated memory is still 1.0 GB. Free memory is still 962.2 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 757.48 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 130.0 MB). Free memory was 939.4 MB in the beginning and 1.1 GB in the end (delta: -173.2 MB). Peak memory consumption was 18.1 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 62.77 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. * Boogie Preprocessor took 39.29 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. * RCFGBuilder took 1266.53 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: 70.7 MB). Peak memory consumption was 70.7 MB. Max. memory is 11.5 GB. * CodeCheck took 3292.69 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 21.6 MB). Peak memory consumption was 21.6 MB. Max. memory is 11.5 GB. * Witness Printer took 107.74 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 6.9 MB). Peak memory consumption was 6.9 MB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...