./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec4_product10.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a4ecdabc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_74b7bbea-50ae-482b-8e94-de34311406bc/bin/ukojak/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_74b7bbea-50ae-482b-8e94-de34311406bc/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_74b7bbea-50ae-482b-8e94-de34311406bc/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_74b7bbea-50ae-482b-8e94-de34311406bc/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec4_product10.cil.c -s /tmp/vcloud-vcloud-master/worker/run_dir_74b7bbea-50ae-482b-8e94-de34311406bc/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_74b7bbea-50ae-482b-8e94-de34311406bc/bin/ukojak --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 2b192e470c41b75933f65965ba2800987829e5a8 ................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.0-a4ecdab [2020-11-29 21:10:15,319 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-29 21:10:15,322 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-29 21:10:15,395 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-29 21:10:15,396 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-29 21:10:15,398 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-29 21:10:15,400 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-29 21:10:15,403 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-29 21:10:15,406 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-29 21:10:15,408 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-29 21:10:15,409 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-29 21:10:15,411 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-29 21:10:15,412 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-29 21:10:15,414 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-29 21:10:15,416 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-29 21:10:15,417 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-29 21:10:15,419 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-29 21:10:15,420 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-29 21:10:15,423 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-29 21:10:15,426 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-29 21:10:15,428 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-29 21:10:15,430 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-29 21:10:15,432 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-29 21:10:15,433 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-29 21:10:15,437 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-29 21:10:15,437 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-29 21:10:15,438 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-29 21:10:15,439 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-29 21:10:15,440 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-29 21:10:15,441 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-29 21:10:15,442 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-29 21:10:15,443 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-29 21:10:15,444 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-29 21:10:15,446 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-29 21:10:15,447 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-29 21:10:15,448 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-29 21:10:15,449 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-29 21:10:15,450 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-29 21:10:15,450 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-29 21:10:15,452 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-29 21:10:15,453 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-29 21:10:15,457 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_74b7bbea-50ae-482b-8e94-de34311406bc/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2020-11-29 21:10:15,498 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-29 21:10:15,499 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-29 21:10:15,500 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-11-29 21:10:15,501 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2020-11-29 21:10:15,502 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-29 21:10:15,502 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-29 21:10:15,502 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-29 21:10:15,503 INFO L138 SettingsManager]: * sizeof long=4 [2020-11-29 21:10:15,503 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-29 21:10:15,503 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-11-29 21:10:15,504 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-29 21:10:15,505 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-29 21:10:15,505 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-29 21:10:15,505 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-29 21:10:15,505 INFO L138 SettingsManager]: * sizeof long double=12 [2020-11-29 21:10:15,506 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-29 21:10:15,506 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-29 21:10:15,506 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-29 21:10:15,506 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2020-11-29 21:10:15,507 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2020-11-29 21:10:15,507 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-29 21:10:15,507 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-29 21:10:15,507 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-11-29 21:10:15,508 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-29 21:10:15,508 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-29 21:10:15,508 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-29 21:10:15,508 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2020-11-29 21:10:15,509 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-11-29 21:10:15,509 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-29 21:10:15,511 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud-vcloud-master/worker/run_dir_74b7bbea-50ae-482b-8e94-de34311406bc/bin/ukojak/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_74b7bbea-50ae-482b-8e94-de34311406bc/bin/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2b192e470c41b75933f65965ba2800987829e5a8 [2020-11-29 21:10:15,847 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-29 21:10:15,897 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-29 21:10:15,899 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-29 21:10:15,901 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-29 21:10:15,902 INFO L275 PluginConnector]: CDTParser initialized [2020-11-29 21:10:15,903 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_74b7bbea-50ae-482b-8e94-de34311406bc/bin/ukojak/../../sv-benchmarks/c/product-lines/minepump_spec4_product10.cil.c [2020-11-29 21:10:15,996 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_74b7bbea-50ae-482b-8e94-de34311406bc/bin/ukojak/data/73eee69db/4c4632d27ddf44888f2f0a3cf4613e00/FLAGf290690ed [2020-11-29 21:10:16,770 INFO L306 CDTParser]: Found 1 translation units. [2020-11-29 21:10:16,771 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_74b7bbea-50ae-482b-8e94-de34311406bc/sv-benchmarks/c/product-lines/minepump_spec4_product10.cil.c [2020-11-29 21:10:16,788 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_74b7bbea-50ae-482b-8e94-de34311406bc/bin/ukojak/data/73eee69db/4c4632d27ddf44888f2f0a3cf4613e00/FLAGf290690ed [2020-11-29 21:10:17,039 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_74b7bbea-50ae-482b-8e94-de34311406bc/bin/ukojak/data/73eee69db/4c4632d27ddf44888f2f0a3cf4613e00 [2020-11-29 21:10:17,042 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-29 21:10:17,044 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-29 21:10:17,046 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-29 21:10:17,046 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-29 21:10:17,063 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-29 21:10:17,063 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 09:10:17" (1/1) ... [2020-11-29 21:10:17,066 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@42ae555c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 09:10:17, skipping insertion in model container [2020-11-29 21:10:17,066 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 09:10:17" (1/1) ... [2020-11-29 21:10:17,074 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-29 21:10:17,152 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-29 21:10:17,598 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-29 21:10:17,611 INFO L203 MainTranslator]: Completed pre-run [2020-11-29 21:10:17,723 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-29 21:10:17,768 INFO L208 MainTranslator]: Completed translation [2020-11-29 21:10:17,769 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 09:10:17 WrapperNode [2020-11-29 21:10:17,770 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-29 21:10:17,771 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-11-29 21:10:17,771 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-11-29 21:10:17,771 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-11-29 21:10:17,781 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 09:10:17" (1/1) ... [2020-11-29 21:10:17,811 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 09:10:17" (1/1) ... [2020-11-29 21:10:17,861 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-11-29 21:10:17,864 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-11-29 21:10:17,864 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-11-29 21:10:17,864 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-11-29 21:10:17,874 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 09:10:17" (1/1) ... [2020-11-29 21:10:17,875 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 09:10:17" (1/1) ... [2020-11-29 21:10:17,878 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 09:10:17" (1/1) ... [2020-11-29 21:10:17,879 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 09:10:17" (1/1) ... [2020-11-29 21:10:17,887 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 09:10:17" (1/1) ... [2020-11-29 21:10:17,891 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 09:10:17" (1/1) ... [2020-11-29 21:10:17,894 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 09:10:17" (1/1) ... [2020-11-29 21:10:17,898 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-11-29 21:10:17,899 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-11-29 21:10:17,899 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-11-29 21:10:17,899 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-11-29 21:10:17,900 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 09:10:17" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_74b7bbea-50ae-482b-8e94-de34311406bc/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 [2020-11-29 21:10:18,009 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-11-29 21:10:18,010 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-11-29 21:10:18,010 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-11-29 21:10:18,011 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-11-29 21:10:18,011 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-11-29 21:10:18,012 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-11-29 21:10:18,012 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-11-29 21:10:18,012 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-11-29 21:10:18,013 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-11-29 21:10:18,014 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-11-29 21:10:18,014 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-11-29 21:10:18,014 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-11-29 21:10:19,463 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-11-29 21:10:19,463 INFO L298 CfgBuilder]: Removed 34 assume(true) statements. [2020-11-29 21:10:19,465 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 09:10:19 BoogieIcfgContainer [2020-11-29 21:10:19,465 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-11-29 21:10:19,466 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2020-11-29 21:10:19,466 INFO L271 PluginConnector]: Initializing CodeCheck... [2020-11-29 21:10:19,478 INFO L275 PluginConnector]: CodeCheck initialized [2020-11-29 21:10:19,478 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 09:10:19" (1/1) ... [2020-11-29 21:10:19,489 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 21:10:19,531 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 21:10:19,542 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 34 states and 44 transitions. [2020-11-29 21:10:19,543 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 44 transitions. [2020-11-29 21:10:19,548 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2020-11-29 21:10:19,548 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 21:10:19,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 21:10:19,874 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 21:10:19,892 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 21:10:19,895 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 34 states and 42 transitions. [2020-11-29 21:10:19,895 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 42 transitions. [2020-11-29 21:10:19,897 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2020-11-29 21:10:19,897 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 21:10:19,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 21:10:20,071 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 21:10:20,103 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 21:10:20,104 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 36 states and 45 transitions. [2020-11-29 21:10:20,105 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 45 transitions. [2020-11-29 21:10:20,105 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2020-11-29 21:10:20,105 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 21:10:20,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 21:10:20,263 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 21:10:20,591 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 21:10:20,593 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 46 states and 64 transitions. [2020-11-29 21:10:20,593 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 64 transitions. [2020-11-29 21:10:20,594 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2020-11-29 21:10:20,594 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 21:10:20,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 21:10:20,686 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 21:10:20,715 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 21:10:20,716 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 47 states and 65 transitions. [2020-11-29 21:10:20,717 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 65 transitions. [2020-11-29 21:10:20,717 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2020-11-29 21:10:20,718 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 21:10:20,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 21:10:20,777 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 21:10:20,793 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 21:10:20,794 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 48 states and 66 transitions. [2020-11-29 21:10:20,794 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 66 transitions. [2020-11-29 21:10:20,797 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2020-11-29 21:10:20,797 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 21:10:20,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 21:10:20,862 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2020-11-29 21:10:20,952 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 21:10:20,953 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 53 states and 75 transitions. [2020-11-29 21:10:20,953 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 75 transitions. [2020-11-29 21:10:20,954 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2020-11-29 21:10:20,955 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 21:10:20,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 21:10:21,013 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2020-11-29 21:10:21,039 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 21:10:21,041 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 54 states and 76 transitions. [2020-11-29 21:10:21,043 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 76 transitions. [2020-11-29 21:10:21,044 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2020-11-29 21:10:21,044 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 21:10:21,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 21:10:21,087 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2020-11-29 21:10:21,130 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 21:10:21,130 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 22 states and 25 transitions. [2020-11-29 21:10:21,131 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 25 transitions. [2020-11-29 21:10:21,131 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-11-29 21:10:21,131 WARN L425 CodeCheckObserver]: This Program is SAFE, Check terminated with 9 iterations. [2020-11-29 21:10:21,140 INFO L765 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2020-11-29 21:10:21,300 WARN L193 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 10 DAG size of output: 1 [2020-11-29 21:10:21,388 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-11-29 21:10:21,393 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-11-29 21:10:21,393 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-11-29 21:10:21,393 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-11-29 21:10:21,394 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-11-29 21:10:21,399 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-11-29 21:10:21,399 INFO L569 CodeCheckObserver]: Invariant with dag size 3 [2020-11-29 21:10:21,403 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-11-29 21:10:21,403 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-11-29 21:10:21,425 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-11-29 21:10:21,425 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-11-29 21:10:21,425 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 29.11 09:10:21 ImpRootNode [2020-11-29 21:10:21,426 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2020-11-29 21:10:21,426 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-11-29 21:10:21,426 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-11-29 21:10:21,426 INFO L275 PluginConnector]: Witness Printer initialized [2020-11-29 21:10:21,427 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 09:10:19" (3/4) ... [2020-11-29 21:10:21,443 INFO L137 WitnessPrinter]: Generating witness for correct program [2020-11-29 21:10:21,450 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2020-11-29 21:10:21,450 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2020-11-29 21:10:21,450 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2020-11-29 21:10:21,451 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2020-11-29 21:10:21,459 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 57 nodes and edges [2020-11-29 21:10:21,460 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 22 nodes and edges [2020-11-29 21:10:21,460 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 11 nodes and edges [2020-11-29 21:10:21,461 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2020-11-29 21:10:21,461 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2020-11-29 21:10:21,462 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-11-29 21:10:21,462 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-11-29 21:10:21,560 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_74b7bbea-50ae-482b-8e94-de34311406bc/bin/ukojak/witness.graphml [2020-11-29 21:10:21,560 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-11-29 21:10:21,562 INFO L168 Benchmark]: Toolchain (without parser) took 4517.48 ms. Allocated memory was 88.1 MB in the beginning and 119.5 MB in the end (delta: 31.5 MB). Free memory was 57.0 MB in the beginning and 90.5 MB in the end (delta: -33.5 MB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-29 21:10:21,562 INFO L168 Benchmark]: CDTParser took 0.40 ms. Allocated memory is still 88.1 MB. Free memory is still 45.5 MB. There was no memory consumed. Max. memory is 16.1 GB. [2020-11-29 21:10:21,563 INFO L168 Benchmark]: CACSL2BoogieTranslator took 724.39 ms. Allocated memory was 88.1 MB in the beginning and 119.5 MB in the end (delta: 31.5 MB). Free memory was 57.0 MB in the beginning and 86.7 MB in the end (delta: -29.7 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2020-11-29 21:10:21,563 INFO L168 Benchmark]: Boogie Procedure Inliner took 91.94 ms. Allocated memory is still 119.5 MB. Free memory was 86.7 MB in the beginning and 84.7 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-11-29 21:10:21,564 INFO L168 Benchmark]: Boogie Preprocessor took 34.55 ms. Allocated memory is still 119.5 MB. Free memory was 84.7 MB in the beginning and 82.6 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-11-29 21:10:21,564 INFO L168 Benchmark]: RCFGBuilder took 1566.29 ms. Allocated memory is still 119.5 MB. Free memory was 82.6 MB in the beginning and 78.7 MB in the end (delta: 3.9 MB). Peak memory consumption was 53.0 MB. Max. memory is 16.1 GB. [2020-11-29 21:10:21,565 INFO L168 Benchmark]: CodeCheck took 1959.64 ms. Allocated memory is still 119.5 MB. Free memory was 78.6 MB in the beginning and 94.7 MB in the end (delta: -16.1 MB). Peak memory consumption was 47.9 MB. Max. memory is 16.1 GB. [2020-11-29 21:10:21,565 INFO L168 Benchmark]: Witness Printer took 134.14 ms. Allocated memory is still 119.5 MB. Free memory was 94.7 MB in the beginning and 90.5 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2020-11-29 21:10:21,568 INFO L339 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. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 1.6s, OverallIterations: 9, TraceHistogramMax: 0, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 4012 SDtfs, 1596 SDslu, 2316 SDs, 0 SdLazy, 2300 SolverSat, 732 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 1.3s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 1095 GetRequests, 1083 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 21 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 0.4s InterpolantComputationTime, 138 NumberOfCodeBlocks, 138 NumberOfCodeBlocksAsserted, 8 NumberOfCheckSat, 130 ConstructedInterpolants, 0 QuantifiedInterpolants, 4730 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 8 InterpolantComputations, 8 PerfectInterpolantSequences, 12/12 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: 3]: 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: 458]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 53]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 698]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 699]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 53]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 448]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 536]: Loop Invariant Derived loop invariant: pumpRunning == 0 - InvariantResult [Line: 536]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 559]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 737]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.40 ms. Allocated memory is still 88.1 MB. Free memory is still 45.5 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 724.39 ms. Allocated memory was 88.1 MB in the beginning and 119.5 MB in the end (delta: 31.5 MB). Free memory was 57.0 MB in the beginning and 86.7 MB in the end (delta: -29.7 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 91.94 ms. Allocated memory is still 119.5 MB. Free memory was 86.7 MB in the beginning and 84.7 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 34.55 ms. Allocated memory is still 119.5 MB. Free memory was 84.7 MB in the beginning and 82.6 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 1566.29 ms. Allocated memory is still 119.5 MB. Free memory was 82.6 MB in the beginning and 78.7 MB in the end (delta: 3.9 MB). Peak memory consumption was 53.0 MB. Max. memory is 16.1 GB. * CodeCheck took 1959.64 ms. Allocated memory is still 119.5 MB. Free memory was 78.6 MB in the beginning and 94.7 MB in the end (delta: -16.1 MB). Peak memory consumption was 47.9 MB. Max. memory is 16.1 GB. * Witness Printer took 134.14 ms. Allocated memory is still 119.5 MB. Free memory was 94.7 MB in the beginning and 90.5 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...