./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 a4ecdabc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_1d3abaf9-06a9-4cf9-babf-cadfa04529d0/bin/ukojak/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_1d3abaf9-06a9-4cf9-babf-cadfa04529d0/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_1d3abaf9-06a9-4cf9-babf-cadfa04529d0/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_1d3abaf9-06a9-4cf9-babf-cadfa04529d0/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec4_product04.cil.c -s /tmp/vcloud-vcloud-master/worker/run_dir_1d3abaf9-06a9-4cf9-babf-cadfa04529d0/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_1d3abaf9-06a9-4cf9-babf-cadfa04529d0/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 2ef680651bdd5006981e8c6524edc2b3eb658126 ................................................................................................................................................................................................................................................................................................................... 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 19:36:37,322 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-29 19:36:37,326 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-29 19:36:37,424 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-29 19:36:37,425 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-29 19:36:37,428 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-29 19:36:37,430 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-29 19:36:37,434 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-29 19:36:37,437 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-29 19:36:37,439 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-29 19:36:37,441 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-29 19:36:37,444 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-29 19:36:37,445 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-29 19:36:37,447 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-29 19:36:37,449 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-29 19:36:37,451 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-29 19:36:37,453 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-29 19:36:37,463 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-29 19:36:37,466 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-29 19:36:37,475 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-29 19:36:37,490 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-29 19:36:37,493 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-29 19:36:37,495 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-29 19:36:37,497 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-29 19:36:37,503 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-29 19:36:37,506 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-29 19:36:37,507 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-29 19:36:37,509 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-29 19:36:37,512 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-29 19:36:37,513 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-29 19:36:37,514 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-29 19:36:37,516 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-29 19:36:37,519 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-29 19:36:37,522 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-29 19:36:37,524 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-29 19:36:37,524 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-29 19:36:37,526 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-29 19:36:37,526 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-29 19:36:37,527 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-29 19:36:37,528 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-29 19:36:37,529 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-29 19:36:37,533 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_1d3abaf9-06a9-4cf9-babf-cadfa04529d0/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2020-11-29 19:36:37,590 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-29 19:36:37,590 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-29 19:36:37,592 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-11-29 19:36:37,593 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2020-11-29 19:36:37,594 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-29 19:36:37,595 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-29 19:36:37,595 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-29 19:36:37,595 INFO L138 SettingsManager]: * sizeof long=4 [2020-11-29 19:36:37,596 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-29 19:36:37,596 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-11-29 19:36:37,597 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-29 19:36:37,598 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-29 19:36:37,598 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-29 19:36:37,598 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-29 19:36:37,598 INFO L138 SettingsManager]: * sizeof long double=12 [2020-11-29 19:36:37,599 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-29 19:36:37,599 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-29 19:36:37,600 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-29 19:36:37,600 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2020-11-29 19:36:37,600 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2020-11-29 19:36:37,601 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-29 19:36:37,601 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-29 19:36:37,601 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-11-29 19:36:37,602 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-29 19:36:37,602 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-29 19:36:37,602 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-29 19:36:37,603 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2020-11-29 19:36:37,603 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-11-29 19:36:37,603 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-29 19:36:37,605 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_1d3abaf9-06a9-4cf9-babf-cadfa04529d0/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_1d3abaf9-06a9-4cf9-babf-cadfa04529d0/bin/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2ef680651bdd5006981e8c6524edc2b3eb658126 [2020-11-29 19:36:37,970 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-29 19:36:38,034 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-29 19:36:38,038 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-29 19:36:38,040 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-29 19:36:38,042 INFO L275 PluginConnector]: CDTParser initialized [2020-11-29 19:36:38,043 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_1d3abaf9-06a9-4cf9-babf-cadfa04529d0/bin/ukojak/../../sv-benchmarks/c/product-lines/minepump_spec4_product04.cil.c [2020-11-29 19:36:38,154 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_1d3abaf9-06a9-4cf9-babf-cadfa04529d0/bin/ukojak/data/34ed650a3/fc9c26b3099d407fbf22eb488aaf40bc/FLAGcd2b4a925 [2020-11-29 19:36:38,814 INFO L306 CDTParser]: Found 1 translation units. [2020-11-29 19:36:38,814 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_1d3abaf9-06a9-4cf9-babf-cadfa04529d0/sv-benchmarks/c/product-lines/minepump_spec4_product04.cil.c [2020-11-29 19:36:38,828 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_1d3abaf9-06a9-4cf9-babf-cadfa04529d0/bin/ukojak/data/34ed650a3/fc9c26b3099d407fbf22eb488aaf40bc/FLAGcd2b4a925 [2020-11-29 19:36:39,064 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_1d3abaf9-06a9-4cf9-babf-cadfa04529d0/bin/ukojak/data/34ed650a3/fc9c26b3099d407fbf22eb488aaf40bc [2020-11-29 19:36:39,069 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-29 19:36:39,071 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-29 19:36:39,073 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-29 19:36:39,073 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-29 19:36:39,086 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-29 19:36:39,088 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 07:36:39" (1/1) ... [2020-11-29 19:36:39,091 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@429c8ec5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 07:36:39, skipping insertion in model container [2020-11-29 19:36:39,091 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 07:36:39" (1/1) ... [2020-11-29 19:36:39,101 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-29 19:36:39,150 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-29 19:36:39,563 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-29 19:36:39,586 INFO L203 MainTranslator]: Completed pre-run [2020-11-29 19:36:39,755 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-29 19:36:39,809 INFO L208 MainTranslator]: Completed translation [2020-11-29 19:36:39,810 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 07:36:39 WrapperNode [2020-11-29 19:36:39,811 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-29 19:36:39,813 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-11-29 19:36:39,813 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-11-29 19:36:39,814 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-11-29 19:36:39,824 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 07:36:39" (1/1) ... [2020-11-29 19:36:39,860 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 07:36:39" (1/1) ... [2020-11-29 19:36:39,921 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-11-29 19:36:39,924 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-11-29 19:36:39,925 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-11-29 19:36:39,925 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-11-29 19:36:39,937 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 07:36:39" (1/1) ... [2020-11-29 19:36:39,937 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 07:36:39" (1/1) ... [2020-11-29 19:36:39,960 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 07:36:39" (1/1) ... [2020-11-29 19:36:39,960 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 07:36:39" (1/1) ... [2020-11-29 19:36:39,969 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 07:36:39" (1/1) ... [2020-11-29 19:36:39,995 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 07:36:39" (1/1) ... [2020-11-29 19:36:39,998 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 07:36:39" (1/1) ... [2020-11-29 19:36:40,001 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-11-29 19:36:40,003 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-11-29 19:36:40,003 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-11-29 19:36:40,003 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-11-29 19:36:40,009 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 07:36:39" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_1d3abaf9-06a9-4cf9-babf-cadfa04529d0/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 19:36:40,107 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-11-29 19:36:40,107 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-11-29 19:36:40,108 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-11-29 19:36:40,109 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-11-29 19:36:40,110 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-11-29 19:36:40,110 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-11-29 19:36:40,111 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-11-29 19:36:40,111 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-11-29 19:36:40,111 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-11-29 19:36:40,112 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-11-29 19:36:40,113 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-11-29 19:36:40,113 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-11-29 19:36:42,062 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-11-29 19:36:42,062 INFO L298 CfgBuilder]: Removed 38 assume(true) statements. [2020-11-29 19:36:42,065 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 07:36:42 BoogieIcfgContainer [2020-11-29 19:36:42,065 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-11-29 19:36:42,066 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2020-11-29 19:36:42,067 INFO L271 PluginConnector]: Initializing CodeCheck... [2020-11-29 19:36:42,081 INFO L275 PluginConnector]: CodeCheck initialized [2020-11-29 19:36:42,081 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 07:36:42" (1/1) ... [2020-11-29 19:36:42,093 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 19:36:42,131 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:36:42,143 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 34 states and 44 transitions. [2020-11-29 19:36:42,144 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 44 transitions. [2020-11-29 19:36:42,149 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2020-11-29 19:36:42,150 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:36:42,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:36:42,467 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 19:36:42,485 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:36:42,486 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 34 states and 42 transitions. [2020-11-29 19:36:42,486 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 42 transitions. [2020-11-29 19:36:42,487 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2020-11-29 19:36:42,487 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:36:42,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:36:42,638 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 19:36:42,672 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:36:42,674 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 36 states and 45 transitions. [2020-11-29 19:36:42,674 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 45 transitions. [2020-11-29 19:36:42,675 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2020-11-29 19:36:42,675 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:36:42,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:36:42,909 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 19:36:43,454 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:36:43,456 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 46 states and 65 transitions. [2020-11-29 19:36:43,456 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 65 transitions. [2020-11-29 19:36:43,457 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2020-11-29 19:36:43,457 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:36:43,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:36:43,533 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 19:36:43,564 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:36:43,566 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 47 states and 66 transitions. [2020-11-29 19:36:43,566 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 66 transitions. [2020-11-29 19:36:43,568 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2020-11-29 19:36:43,568 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:36:43,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:36:43,709 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 19:36:43,725 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:36:43,727 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 48 states and 67 transitions. [2020-11-29 19:36:43,727 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 67 transitions. [2020-11-29 19:36:43,730 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2020-11-29 19:36:43,730 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:36:43,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:36:43,799 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 19:36:43,905 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:36:43,909 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 53 states and 77 transitions. [2020-11-29 19:36:43,909 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 77 transitions. [2020-11-29 19:36:43,913 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2020-11-29 19:36:43,914 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:36:43,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:36:44,002 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 19:36:44,020 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:36:44,022 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 54 states and 78 transitions. [2020-11-29 19:36:44,022 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 78 transitions. [2020-11-29 19:36:44,024 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2020-11-29 19:36:44,024 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:36:44,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:36:44,070 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 19:36:44,088 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:36:44,088 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 22 states and 25 transitions. [2020-11-29 19:36:44,088 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 25 transitions. [2020-11-29 19:36:44,089 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-11-29 19:36:44,089 WARN L425 CodeCheckObserver]: This Program is SAFE, Check terminated with 9 iterations. [2020-11-29 19:36:44,098 INFO L765 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2020-11-29 19:36:44,214 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-11-29 19:36:44,220 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-11-29 19:36:44,221 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-11-29 19:36:44,221 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-11-29 19:36:44,221 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-11-29 19:36:44,222 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-11-29 19:36:44,222 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-11-29 19:36:44,222 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-11-29 19:36:44,222 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-11-29 19:36:44,223 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-11-29 19:36:44,223 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-11-29 19:36:44,223 INFO L569 CodeCheckObserver]: Invariant with dag size 3 [2020-11-29 19:36:44,228 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 29.11 07:36:44 ImpRootNode [2020-11-29 19:36:44,228 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2020-11-29 19:36:44,229 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-11-29 19:36:44,230 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-11-29 19:36:44,230 INFO L275 PluginConnector]: Witness Printer initialized [2020-11-29 19:36:44,231 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 07:36:42" (3/4) ... [2020-11-29 19:36:44,234 INFO L137 WitnessPrinter]: Generating witness for correct program [2020-11-29 19:36:44,248 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2020-11-29 19:36:44,248 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2020-11-29 19:36:44,248 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2020-11-29 19:36:44,249 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2020-11-29 19:36:44,257 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 59 nodes and edges [2020-11-29 19:36:44,258 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 22 nodes and edges [2020-11-29 19:36:44,259 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 11 nodes and edges [2020-11-29 19:36:44,260 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2020-11-29 19:36:44,260 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2020-11-29 19:36:44,261 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-11-29 19:36:44,262 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-11-29 19:36:44,376 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_1d3abaf9-06a9-4cf9-babf-cadfa04529d0/bin/ukojak/witness.graphml [2020-11-29 19:36:44,376 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-11-29 19:36:44,379 INFO L168 Benchmark]: Toolchain (without parser) took 5306.48 ms. Allocated memory was 100.7 MB in the beginning and 121.6 MB in the end (delta: 21.0 MB). Free memory was 68.7 MB in the beginning and 95.9 MB in the end (delta: -27.2 MB). Peak memory consumption was 45.6 MB. Max. memory is 16.1 GB. [2020-11-29 19:36:44,380 INFO L168 Benchmark]: CDTParser took 0.36 ms. Allocated memory is still 77.6 MB. Free memory was 52.0 MB in the beginning and 52.0 MB in the end (delta: 30.5 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-29 19:36:44,381 INFO L168 Benchmark]: CACSL2BoogieTranslator took 738.27 ms. Allocated memory is still 100.7 MB. Free memory was 68.5 MB in the beginning and 70.0 MB in the end (delta: -1.5 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2020-11-29 19:36:44,382 INFO L168 Benchmark]: Boogie Procedure Inliner took 110.18 ms. Allocated memory is still 100.7 MB. Free memory was 70.0 MB in the beginning and 67.3 MB in the end (delta: 2.7 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2020-11-29 19:36:44,383 INFO L168 Benchmark]: Boogie Preprocessor took 77.67 ms. Allocated memory is still 100.7 MB. Free memory was 67.3 MB in the beginning and 65.7 MB in the end (delta: 1.6 MB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-29 19:36:44,383 INFO L168 Benchmark]: RCFGBuilder took 2062.93 ms. Allocated memory is still 100.7 MB. Free memory was 65.7 MB in the beginning and 45.3 MB in the end (delta: 20.4 MB). Peak memory consumption was 38.1 MB. Max. memory is 16.1 GB. [2020-11-29 19:36:44,384 INFO L168 Benchmark]: CodeCheck took 2162.20 ms. Allocated memory was 100.7 MB in the beginning and 121.6 MB in the end (delta: 21.0 MB). Free memory was 44.7 MB in the beginning and 44.9 MB in the end (delta: -232.5 kB). Peak memory consumption was 20.7 MB. Max. memory is 16.1 GB. [2020-11-29 19:36:44,384 INFO L168 Benchmark]: Witness Printer took 147.01 ms. Allocated memory is still 121.6 MB. Free memory was 44.9 MB in the beginning and 95.9 MB in the end (delta: -51.0 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-11-29 19:36:44,388 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: 1.9s, OverallIterations: 9, TraceHistogramMax: 0, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 3884 SDtfs, 1452 SDslu, 2156 SDs, 0 SdLazy, 2668 SolverSat, 812 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 2.4s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 1108 GetRequests, 1096 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 21 ImplicationChecksByTransitivity, 0.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 0.5s 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: 431]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 54]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 411]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 44]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 410]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 853]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 274]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 853]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 132]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 132]: Loop Invariant Derived loop invariant: pumpRunning == 0 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.36 ms. Allocated memory is still 77.6 MB. Free memory was 52.0 MB in the beginning and 52.0 MB in the end (delta: 30.5 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 738.27 ms. Allocated memory is still 100.7 MB. Free memory was 68.5 MB in the beginning and 70.0 MB in the end (delta: -1.5 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 110.18 ms. Allocated memory is still 100.7 MB. Free memory was 70.0 MB in the beginning and 67.3 MB in the end (delta: 2.7 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 77.67 ms. Allocated memory is still 100.7 MB. Free memory was 67.3 MB in the beginning and 65.7 MB in the end (delta: 1.6 MB). There was no memory consumed. Max. memory is 16.1 GB. * RCFGBuilder took 2062.93 ms. Allocated memory is still 100.7 MB. Free memory was 65.7 MB in the beginning and 45.3 MB in the end (delta: 20.4 MB). Peak memory consumption was 38.1 MB. Max. memory is 16.1 GB. * CodeCheck took 2162.20 ms. Allocated memory was 100.7 MB in the beginning and 121.6 MB in the end (delta: 21.0 MB). Free memory was 44.7 MB in the beginning and 44.9 MB in the end (delta: -232.5 kB). Peak memory consumption was 20.7 MB. Max. memory is 16.1 GB. * Witness Printer took 147.01 ms. Allocated memory is still 121.6 MB. Free memory was 44.9 MB in the beginning and 95.9 MB in the end (delta: -51.0 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...