./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec3_product12.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 69874e26 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_e0032aa9-8356-4c47-b731-d53202dc4c0b/bin/ukojak/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_e0032aa9-8356-4c47-b731-d53202dc4c0b/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_e0032aa9-8356-4c47-b731-d53202dc4c0b/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_e0032aa9-8356-4c47-b731-d53202dc4c0b/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec3_product12.cil.c -s /tmp/vcloud-vcloud-master/worker/run_dir_e0032aa9-8356-4c47-b731-d53202dc4c0b/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_e0032aa9-8356-4c47-b731-d53202dc4c0b/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 cf530681c562daa6fa9ab5223cf4d9c859dac38d ................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE --- Real Ultimate output --- This is Ultimate 0.2.0-69874e2 [2020-12-01 16:56:48,128 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-12-01 16:56:48,160 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-12-01 16:56:48,227 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-12-01 16:56:48,229 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-12-01 16:56:48,235 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-12-01 16:56:48,237 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-12-01 16:56:48,240 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-12-01 16:56:48,243 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-12-01 16:56:48,245 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-12-01 16:56:48,247 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-12-01 16:56:48,249 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-12-01 16:56:48,250 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-12-01 16:56:48,252 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-12-01 16:56:48,254 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-12-01 16:56:48,256 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-12-01 16:56:48,257 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-12-01 16:56:48,259 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-12-01 16:56:48,262 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-12-01 16:56:48,266 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-12-01 16:56:48,269 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-12-01 16:56:48,271 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-12-01 16:56:48,273 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-12-01 16:56:48,275 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-12-01 16:56:48,280 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-12-01 16:56:48,280 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-12-01 16:56:48,281 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-12-01 16:56:48,283 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-12-01 16:56:48,284 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-12-01 16:56:48,285 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-12-01 16:56:48,286 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-12-01 16:56:48,287 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-12-01 16:56:48,289 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-12-01 16:56:48,290 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-12-01 16:56:48,292 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-12-01 16:56:48,293 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-12-01 16:56:48,294 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-12-01 16:56:48,295 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-12-01 16:56:48,296 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-12-01 16:56:48,297 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-12-01 16:56:48,298 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-12-01 16:56:48,304 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_e0032aa9-8356-4c47-b731-d53202dc4c0b/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2020-12-01 16:56:48,347 INFO L113 SettingsManager]: Loading preferences was successful [2020-12-01 16:56:48,348 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-12-01 16:56:48,349 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-12-01 16:56:48,350 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2020-12-01 16:56:48,351 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-12-01 16:56:48,351 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-12-01 16:56:48,352 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-12-01 16:56:48,352 INFO L138 SettingsManager]: * sizeof long=4 [2020-12-01 16:56:48,352 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-12-01 16:56:48,352 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-12-01 16:56:48,353 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-12-01 16:56:48,353 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-12-01 16:56:48,353 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-12-01 16:56:48,354 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-12-01 16:56:48,354 INFO L138 SettingsManager]: * sizeof long double=12 [2020-12-01 16:56:48,354 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-12-01 16:56:48,355 INFO L138 SettingsManager]: * Use constant arrays=true [2020-12-01 16:56:48,355 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-12-01 16:56:48,355 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2020-12-01 16:56:48,356 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2020-12-01 16:56:48,356 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-12-01 16:56:48,356 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-12-01 16:56:48,357 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-12-01 16:56:48,357 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-12-01 16:56:48,357 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-12-01 16:56:48,358 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-12-01 16:56:48,358 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2020-12-01 16:56:48,358 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-12-01 16:56:48,359 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-12-01 16:56:48,359 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_e0032aa9-8356-4c47-b731-d53202dc4c0b/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_e0032aa9-8356-4c47-b731-d53202dc4c0b/bin/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> cf530681c562daa6fa9ab5223cf4d9c859dac38d [2020-12-01 16:56:48,743 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-12-01 16:56:48,802 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-12-01 16:56:48,806 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-12-01 16:56:48,808 INFO L271 PluginConnector]: Initializing CDTParser... [2020-12-01 16:56:48,812 INFO L275 PluginConnector]: CDTParser initialized [2020-12-01 16:56:48,813 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_e0032aa9-8356-4c47-b731-d53202dc4c0b/bin/ukojak/../../sv-benchmarks/c/product-lines/minepump_spec3_product12.cil.c [2020-12-01 16:56:48,908 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_e0032aa9-8356-4c47-b731-d53202dc4c0b/bin/ukojak/data/6d240fbc7/788fe907689b4576bfa98ce5e03891ba/FLAGc526f5da8 [2020-12-01 16:56:49,505 INFO L306 CDTParser]: Found 1 translation units. [2020-12-01 16:56:49,506 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_e0032aa9-8356-4c47-b731-d53202dc4c0b/sv-benchmarks/c/product-lines/minepump_spec3_product12.cil.c [2020-12-01 16:56:49,527 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_e0032aa9-8356-4c47-b731-d53202dc4c0b/bin/ukojak/data/6d240fbc7/788fe907689b4576bfa98ce5e03891ba/FLAGc526f5da8 [2020-12-01 16:56:49,797 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_e0032aa9-8356-4c47-b731-d53202dc4c0b/bin/ukojak/data/6d240fbc7/788fe907689b4576bfa98ce5e03891ba [2020-12-01 16:56:49,800 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-12-01 16:56:49,802 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-12-01 16:56:49,805 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-12-01 16:56:49,806 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-12-01 16:56:49,810 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-12-01 16:56:49,813 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 04:56:49" (1/1) ... [2020-12-01 16:56:49,816 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2f8ea2e8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:56:49, skipping insertion in model container [2020-12-01 16:56:49,817 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 04:56:49" (1/1) ... [2020-12-01 16:56:49,826 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-12-01 16:56:49,899 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-12-01 16:56:50,429 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-01 16:56:50,443 INFO L203 MainTranslator]: Completed pre-run [2020-12-01 16:56:50,554 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-01 16:56:50,608 INFO L208 MainTranslator]: Completed translation [2020-12-01 16:56:50,610 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:56:50 WrapperNode [2020-12-01 16:56:50,610 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-12-01 16:56:50,613 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-12-01 16:56:50,614 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-12-01 16:56:50,614 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-12-01 16:56:50,625 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:56:50" (1/1) ... [2020-12-01 16:56:50,667 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:56:50" (1/1) ... [2020-12-01 16:56:50,728 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-12-01 16:56:50,731 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-12-01 16:56:50,732 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-12-01 16:56:50,732 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-12-01 16:56:50,744 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:56:50" (1/1) ... [2020-12-01 16:56:50,744 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:56:50" (1/1) ... [2020-12-01 16:56:50,748 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:56:50" (1/1) ... [2020-12-01 16:56:50,749 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:56:50" (1/1) ... [2020-12-01 16:56:50,759 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:56:50" (1/1) ... [2020-12-01 16:56:50,765 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:56:50" (1/1) ... [2020-12-01 16:56:50,768 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:56:50" (1/1) ... [2020-12-01 16:56:50,785 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-12-01 16:56:50,786 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-12-01 16:56:50,787 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-12-01 16:56:50,787 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-12-01 16:56:50,788 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:56:50" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_e0032aa9-8356-4c47-b731-d53202dc4c0b/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 [2020-12-01 16:56:50,907 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-12-01 16:56:50,908 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-12-01 16:56:50,908 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-12-01 16:56:50,909 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-12-01 16:56:50,910 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-12-01 16:56:50,910 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-12-01 16:56:50,911 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-12-01 16:56:50,912 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-12-01 16:56:50,912 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-12-01 16:56:50,913 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-12-01 16:56:50,913 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-12-01 16:56:50,914 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-12-01 16:56:50,914 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-12-01 16:56:50,914 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-12-01 16:56:52,990 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-12-01 16:56:52,990 INFO L298 CfgBuilder]: Removed 38 assume(true) statements. [2020-12-01 16:56:52,993 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 04:56:52 BoogieIcfgContainer [2020-12-01 16:56:52,994 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-12-01 16:56:52,995 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2020-12-01 16:56:52,995 INFO L271 PluginConnector]: Initializing CodeCheck... [2020-12-01 16:56:53,009 INFO L275 PluginConnector]: CodeCheck initialized [2020-12-01 16:56:53,010 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 04:56:52" (1/1) ... [2020-12-01 16:56:53,027 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-01 16:56:53,072 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:56:53,083 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 39 states and 50 transitions. [2020-12-01 16:56:53,086 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 50 transitions. [2020-12-01 16:56:53,091 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2020-12-01 16:56:53,091 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:56:53,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:56:53,463 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 16:56:53,484 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:56:53,487 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 39 states and 48 transitions. [2020-12-01 16:56:53,487 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 48 transitions. [2020-12-01 16:56:53,490 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2020-12-01 16:56:53,490 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:56:53,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:56:53,657 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 16:56:53,704 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:56:53,707 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 41 states and 51 transitions. [2020-12-01 16:56:53,707 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 51 transitions. [2020-12-01 16:56:53,710 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2020-12-01 16:56:53,710 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:56:53,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:56:53,894 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 16:56:54,430 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:56:54,434 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 54 states and 78 transitions. [2020-12-01 16:56:54,434 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 78 transitions. [2020-12-01 16:56:54,436 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2020-12-01 16:56:54,437 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:56:54,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-12-01 16:56:54,608 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-12-01 16:56:54,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-12-01 16:56:54,779 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-12-01 16:56:55,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-12-01 16:56:55,184 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-12-01 16:56:55,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-12-01 16:56:55,334 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-12-01 16:56:56,140 WARN L483 CodeCheckObserver]: This program is UNSAFE, Check terminated with 4 iterations. [2020-12-01 16:56:56,269 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 01.12 04:56:56 ImpRootNode [2020-12-01 16:56:56,270 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2020-12-01 16:56:56,270 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-12-01 16:56:56,270 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-12-01 16:56:56,271 INFO L275 PluginConnector]: Witness Printer initialized [2020-12-01 16:56:56,271 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 04:56:52" (3/4) ... [2020-12-01 16:56:56,274 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2020-12-01 16:56:56,394 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_e0032aa9-8356-4c47-b731-d53202dc4c0b/bin/ukojak/witness.graphml [2020-12-01 16:56:56,395 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-12-01 16:56:56,397 INFO L168 Benchmark]: Toolchain (without parser) took 6593.20 ms. Allocated memory was 88.1 MB in the beginning and 138.4 MB in the end (delta: 50.3 MB). Free memory was 54.0 MB in the beginning and 59.7 MB in the end (delta: -5.7 MB). Peak memory consumption was 43.8 MB. Max. memory is 16.1 GB. [2020-12-01 16:56:56,403 INFO L168 Benchmark]: CDTParser took 0.41 ms. Allocated memory is still 88.1 MB. Free memory was 59.4 MB in the beginning and 59.4 MB in the end (delta: 28.3 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-12-01 16:56:56,404 INFO L168 Benchmark]: CACSL2BoogieTranslator took 805.73 ms. Allocated memory was 88.1 MB in the beginning and 115.3 MB in the end (delta: 27.3 MB). Free memory was 53.9 MB in the beginning and 82.4 MB in the end (delta: -28.5 MB). Peak memory consumption was 10.2 MB. Max. memory is 16.1 GB. [2020-12-01 16:56:56,411 INFO L168 Benchmark]: Boogie Procedure Inliner took 116.70 ms. Allocated memory is still 115.3 MB. Free memory was 82.4 MB in the beginning and 79.9 MB in the end (delta: 2.4 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-12-01 16:56:56,412 INFO L168 Benchmark]: Boogie Preprocessor took 54.74 ms. Allocated memory is still 115.3 MB. Free memory was 79.9 MB in the beginning and 78.2 MB in the end (delta: 1.7 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-12-01 16:56:56,413 INFO L168 Benchmark]: RCFGBuilder took 2207.50 ms. Allocated memory is still 115.3 MB. Free memory was 78.2 MB in the beginning and 71.1 MB in the end (delta: 7.1 MB). Peak memory consumption was 26.3 MB. Max. memory is 16.1 GB. [2020-12-01 16:56:56,414 INFO L168 Benchmark]: CodeCheck took 3274.86 ms. Allocated memory was 115.3 MB in the beginning and 138.4 MB in the end (delta: 23.1 MB). Free memory was 71.1 MB in the beginning and 69.2 MB in the end (delta: 1.9 MB). Peak memory consumption was 26.1 MB. Max. memory is 16.1 GB. [2020-12-01 16:56:56,414 INFO L168 Benchmark]: Witness Printer took 124.49 ms. Allocated memory is still 138.4 MB. Free memory was 69.2 MB in the beginning and 59.7 MB in the end (delta: 9.4 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2020-12-01 16:56:56,418 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 6 procedures, 39 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: UNSAFE, OverallTime: 3.0s, OverallIterations: 4, TraceHistogramMax: 0, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 156 SDtfs, 44 SDslu, 76 SDs, 0 SdLazy, 80 SolverSat, 24 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.3s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 356 GetRequests, 342 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 30 ImplicationChecksByTransitivity, 0.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 0.4s InterpolantComputationTime, 70 NumberOfCodeBlocks, 70 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 46 ConstructedInterpolants, 0 QuantifiedInterpolants, 1603 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 3 InterpolantComputations, 3 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - CounterExampleResult [Line: 3]: a call of __VERIFIER_error() is reachable a call of __VERIFIER_error() is reachable We found a FailurePath: [L160] int pumpRunning = 0; [L161] int systemActive = 1; [L308] int waterLevel = 1; [L309] int methaneLevelCritical = 0; [L595] static struct __ACC__ERR *head = (struct __ACC__ERR *)0; [L792] int cleanupTimeShifts = 4; [L865] int retValue_acc ; [L866] int tmp ; [L417] int retValue_acc ; [L420] retValue_acc = 1 [L421] return (retValue_acc); [L872] tmp = valid_product() [L874] COND TRUE \read(tmp) [L87] int splverifierCounter ; [L88] int tmp ; [L89] int tmp___0 ; [L90] int tmp___1 ; [L91] int tmp___2 ; [L94] splverifierCounter = 0 VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L96] COND TRUE 1 VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L98] COND TRUE splverifierCounter < 4 [L104] tmp = __VERIFIER_nondet_int() [L106] COND TRUE \read(tmp) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L108] CALL waterRise() VAL [\old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L326] COND TRUE waterLevel < 2 [L327] waterLevel = waterLevel + 1 [L108] RET waterRise() VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L114] tmp___0 = __VERIFIER_nondet_int() [L116] COND FALSE !(\read(tmp___0)) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L124] tmp___2 = __VERIFIER_nondet_int() [L126] COND FALSE !(\read(tmp___2)) [L132] tmp___1 = __VERIFIER_nondet_int() [L134] COND TRUE \read(tmp___1) [L288] COND FALSE !(\read(pumpRunning)) [L295] systemActive = 0 VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L143] CALL timeShift() VAL [\old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L167] COND FALSE !(\read(pumpRunning)) [L174] COND FALSE !(\read(systemActive)) [L47] int tmp ; [L48] int tmp___0 ; [L49] int tmp___1 ; VAL [\old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L53] CALL, EXPR isMethaneLevelCritical() VAL [\old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L347] int retValue_acc ; [L350] retValue_acc = methaneLevelCritical [L351] return (retValue_acc); [L53] RET, EXPR isMethaneLevelCritical() VAL [\old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L53] tmp = isMethaneLevelCritical() [L55] COND FALSE !(\read(tmp)) [L379] int retValue_acc ; [L382] retValue_acc = waterLevel [L383] return (retValue_acc); [L59] tmp___0 = getWaterLevel() [L61] COND TRUE tmp___0 == 2 [L240] int retValue_acc ; [L243] retValue_acc = pumpRunning [L244] return (retValue_acc); [L63] tmp___1 = isPumpRunning() [L65] COND FALSE !(\read(tmp___1)) VAL [\old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L3] __assert_fail("0", "minepump_spec3_product12.cil.c", 3, "reach_error") VAL [\old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.41 ms. Allocated memory is still 88.1 MB. Free memory was 59.4 MB in the beginning and 59.4 MB in the end (delta: 28.3 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 805.73 ms. Allocated memory was 88.1 MB in the beginning and 115.3 MB in the end (delta: 27.3 MB). Free memory was 53.9 MB in the beginning and 82.4 MB in the end (delta: -28.5 MB). Peak memory consumption was 10.2 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 116.70 ms. Allocated memory is still 115.3 MB. Free memory was 82.4 MB in the beginning and 79.9 MB in the end (delta: 2.4 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 54.74 ms. Allocated memory is still 115.3 MB. Free memory was 79.9 MB in the beginning and 78.2 MB in the end (delta: 1.7 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 2207.50 ms. Allocated memory is still 115.3 MB. Free memory was 78.2 MB in the beginning and 71.1 MB in the end (delta: 7.1 MB). Peak memory consumption was 26.3 MB. Max. memory is 16.1 GB. * CodeCheck took 3274.86 ms. Allocated memory was 115.3 MB in the beginning and 138.4 MB in the end (delta: 23.1 MB). Free memory was 71.1 MB in the beginning and 69.2 MB in the end (delta: 1.9 MB). Peak memory consumption was 26.1 MB. Max. memory is 16.1 GB. * Witness Printer took 124.49 ms. Allocated memory is still 138.4 MB. Free memory was 69.2 MB in the beginning and 59.7 MB in the end (delta: 9.4 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. RESULT: Ultimate proved your program to be incorrect! Received shutdown request...