./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec3_product17.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_562174b5-9a6b-48a3-8c7a-174015bcb5a1/bin/ukojak/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_562174b5-9a6b-48a3-8c7a-174015bcb5a1/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_562174b5-9a6b-48a3-8c7a-174015bcb5a1/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_562174b5-9a6b-48a3-8c7a-174015bcb5a1/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec3_product17.cil.c -s /tmp/vcloud-vcloud-master/worker/run_dir_562174b5-9a6b-48a3-8c7a-174015bcb5a1/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_562174b5-9a6b-48a3-8c7a-174015bcb5a1/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 93fd59a78b989bd327b1ea5bb76e8d96f458ffc8 .................................................................................................................................................................................................................................................................................................................................................... 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 17:44:55,057 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-12-01 17:44:55,060 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-12-01 17:44:55,130 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-12-01 17:44:55,131 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-12-01 17:44:55,137 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-12-01 17:44:55,140 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-12-01 17:44:55,145 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-12-01 17:44:55,148 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-12-01 17:44:55,156 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-12-01 17:44:55,158 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-12-01 17:44:55,161 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-12-01 17:44:55,162 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-12-01 17:44:55,166 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-12-01 17:44:55,168 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-12-01 17:44:55,171 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-12-01 17:44:55,172 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-12-01 17:44:55,177 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-12-01 17:44:55,181 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-12-01 17:44:55,191 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-12-01 17:44:55,193 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-12-01 17:44:55,195 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-12-01 17:44:55,198 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-12-01 17:44:55,200 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-12-01 17:44:55,211 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-12-01 17:44:55,212 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-12-01 17:44:55,212 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-12-01 17:44:55,215 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-12-01 17:44:55,216 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-12-01 17:44:55,218 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-12-01 17:44:55,218 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-12-01 17:44:55,220 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-12-01 17:44:55,222 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-12-01 17:44:55,224 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-12-01 17:44:55,226 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-12-01 17:44:55,226 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-12-01 17:44:55,227 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-12-01 17:44:55,227 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-12-01 17:44:55,228 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-12-01 17:44:55,230 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-12-01 17:44:55,231 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-12-01 17:44:55,233 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_562174b5-9a6b-48a3-8c7a-174015bcb5a1/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2020-12-01 17:44:55,281 INFO L113 SettingsManager]: Loading preferences was successful [2020-12-01 17:44:55,281 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-12-01 17:44:55,283 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-12-01 17:44:55,283 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2020-12-01 17:44:55,284 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-12-01 17:44:55,284 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-12-01 17:44:55,285 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-12-01 17:44:55,285 INFO L138 SettingsManager]: * sizeof long=4 [2020-12-01 17:44:55,285 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-12-01 17:44:55,286 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-12-01 17:44:55,287 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-12-01 17:44:55,287 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-12-01 17:44:55,288 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-12-01 17:44:55,288 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-12-01 17:44:55,288 INFO L138 SettingsManager]: * sizeof long double=12 [2020-12-01 17:44:55,288 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-12-01 17:44:55,289 INFO L138 SettingsManager]: * Use constant arrays=true [2020-12-01 17:44:55,289 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-12-01 17:44:55,289 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2020-12-01 17:44:55,290 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2020-12-01 17:44:55,290 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-12-01 17:44:55,290 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-12-01 17:44:55,290 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-12-01 17:44:55,291 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-12-01 17:44:55,291 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-12-01 17:44:55,291 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-12-01 17:44:55,292 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2020-12-01 17:44:55,292 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-12-01 17:44:55,292 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-12-01 17:44:55,292 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_562174b5-9a6b-48a3-8c7a-174015bcb5a1/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_562174b5-9a6b-48a3-8c7a-174015bcb5a1/bin/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 93fd59a78b989bd327b1ea5bb76e8d96f458ffc8 [2020-12-01 17:44:55,687 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-12-01 17:44:55,736 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-12-01 17:44:55,741 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-12-01 17:44:55,744 INFO L271 PluginConnector]: Initializing CDTParser... [2020-12-01 17:44:55,745 INFO L275 PluginConnector]: CDTParser initialized [2020-12-01 17:44:55,746 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_562174b5-9a6b-48a3-8c7a-174015bcb5a1/bin/ukojak/../../sv-benchmarks/c/product-lines/minepump_spec3_product17.cil.c [2020-12-01 17:44:55,853 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_562174b5-9a6b-48a3-8c7a-174015bcb5a1/bin/ukojak/data/2ffee0eb6/6436dd016358446dad08a0b78d22eb2f/FLAGdff190ca1 [2020-12-01 17:44:56,584 INFO L306 CDTParser]: Found 1 translation units. [2020-12-01 17:44:56,585 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_562174b5-9a6b-48a3-8c7a-174015bcb5a1/sv-benchmarks/c/product-lines/minepump_spec3_product17.cil.c [2020-12-01 17:44:56,602 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_562174b5-9a6b-48a3-8c7a-174015bcb5a1/bin/ukojak/data/2ffee0eb6/6436dd016358446dad08a0b78d22eb2f/FLAGdff190ca1 [2020-12-01 17:44:56,830 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_562174b5-9a6b-48a3-8c7a-174015bcb5a1/bin/ukojak/data/2ffee0eb6/6436dd016358446dad08a0b78d22eb2f [2020-12-01 17:44:56,833 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-12-01 17:44:56,835 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-12-01 17:44:56,838 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-12-01 17:44:56,838 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-12-01 17:44:56,842 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-12-01 17:44:56,843 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 05:44:56" (1/1) ... [2020-12-01 17:44:56,846 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@da219eb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:44:56, skipping insertion in model container [2020-12-01 17:44:56,846 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 05:44:56" (1/1) ... [2020-12-01 17:44:56,856 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-12-01 17:44:56,908 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-12-01 17:44:57,274 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-01 17:44:57,286 INFO L203 MainTranslator]: Completed pre-run [2020-12-01 17:44:57,429 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-01 17:44:57,491 INFO L208 MainTranslator]: Completed translation [2020-12-01 17:44:57,492 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:44:57 WrapperNode [2020-12-01 17:44:57,492 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-12-01 17:44:57,493 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-12-01 17:44:57,496 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-12-01 17:44:57,496 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-12-01 17:44:57,507 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:44:57" (1/1) ... [2020-12-01 17:44:57,531 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:44:57" (1/1) ... [2020-12-01 17:44:57,577 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-12-01 17:44:57,578 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-12-01 17:44:57,578 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-12-01 17:44:57,578 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-12-01 17:44:57,590 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:44:57" (1/1) ... [2020-12-01 17:44:57,591 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:44:57" (1/1) ... [2020-12-01 17:44:57,595 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:44:57" (1/1) ... [2020-12-01 17:44:57,596 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:44:57" (1/1) ... [2020-12-01 17:44:57,606 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:44:57" (1/1) ... [2020-12-01 17:44:57,626 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:44:57" (1/1) ... [2020-12-01 17:44:57,629 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:44:57" (1/1) ... [2020-12-01 17:44:57,633 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-12-01 17:44:57,634 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-12-01 17:44:57,636 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-12-01 17:44:57,636 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-12-01 17:44:57,638 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:44:57" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_562174b5-9a6b-48a3-8c7a-174015bcb5a1/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 17:44:57,733 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-12-01 17:44:57,733 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2020-12-01 17:44:57,733 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2020-12-01 17:44:57,735 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-12-01 17:44:57,735 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-12-01 17:44:57,735 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-12-01 17:44:57,738 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-12-01 17:44:57,738 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-12-01 17:44:57,738 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-12-01 17:44:57,739 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-12-01 17:44:57,740 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-12-01 17:44:57,740 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-12-01 17:44:57,741 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-12-01 17:44:57,741 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-12-01 17:44:57,741 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-12-01 17:44:57,741 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-12-01 17:44:59,507 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-12-01 17:44:59,507 INFO L298 CfgBuilder]: Removed 38 assume(true) statements. [2020-12-01 17:44:59,510 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 05:44:59 BoogieIcfgContainer [2020-12-01 17:44:59,510 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-12-01 17:44:59,512 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2020-12-01 17:44:59,512 INFO L271 PluginConnector]: Initializing CodeCheck... [2020-12-01 17:44:59,540 INFO L275 PluginConnector]: CodeCheck initialized [2020-12-01 17:44:59,541 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 05:44:59" (1/1) ... [2020-12-01 17:44:59,562 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-01 17:44:59,604 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:44:59,613 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 47 states and 62 transitions. [2020-12-01 17:44:59,614 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 62 transitions. [2020-12-01 17:44:59,620 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2020-12-01 17:44:59,620 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:44:59,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:44:59,965 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 17:44:59,980 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:44:59,982 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 47 states and 60 transitions. [2020-12-01 17:44:59,982 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 60 transitions. [2020-12-01 17:44:59,983 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2020-12-01 17:44:59,983 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:45:00,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:45:00,116 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 17:45:00,141 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:45:00,143 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 49 states and 63 transitions. [2020-12-01 17:45:00,143 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 63 transitions. [2020-12-01 17:45:00,145 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2020-12-01 17:45:00,145 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:45:00,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:45:00,337 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 17:45:00,619 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:45:00,621 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 58 states and 80 transitions. [2020-12-01 17:45:00,621 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 80 transitions. [2020-12-01 17:45:00,624 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2020-12-01 17:45:00,624 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:45:00,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:45:00,727 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 17:45:00,738 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:45:00,740 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 59 states and 81 transitions. [2020-12-01 17:45:00,740 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 81 transitions. [2020-12-01 17:45:00,742 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2020-12-01 17:45:00,742 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:45:00,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:45:00,809 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 17:45:00,822 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:45:00,825 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 60 states and 82 transitions. [2020-12-01 17:45:00,828 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 82 transitions. [2020-12-01 17:45:00,831 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2020-12-01 17:45:00,831 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:45:00,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:45:00,948 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 17:45:01,440 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:45:01,452 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 70 states and 102 transitions. [2020-12-01 17:45:01,453 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 102 transitions. [2020-12-01 17:45:01,456 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2020-12-01 17:45:01,458 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:45:01,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:45:01,662 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 17:45:02,622 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:45:02,624 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 86 states and 138 transitions. [2020-12-01 17:45:02,624 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 138 transitions. [2020-12-01 17:45:02,626 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2020-12-01 17:45:02,626 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:45:02,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-12-01 17:45:02,726 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-12-01 17:45:02,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-12-01 17:45:02,853 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-12-01 17:45:03,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-12-01 17:45:03,186 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-12-01 17:45:03,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-12-01 17:45:03,390 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-12-01 17:45:04,493 WARN L483 CodeCheckObserver]: This program is UNSAFE, Check terminated with 8 iterations. [2020-12-01 17:45:04,643 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 01.12 05:45:04 ImpRootNode [2020-12-01 17:45:04,644 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2020-12-01 17:45:04,645 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-12-01 17:45:04,645 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-12-01 17:45:04,645 INFO L275 PluginConnector]: Witness Printer initialized [2020-12-01 17:45:04,646 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 05:44:59" (3/4) ... [2020-12-01 17:45:04,650 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2020-12-01 17:45:04,799 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_562174b5-9a6b-48a3-8c7a-174015bcb5a1/bin/ukojak/witness.graphml [2020-12-01 17:45:04,800 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-12-01 17:45:04,802 INFO L168 Benchmark]: Toolchain (without parser) took 7965.74 ms. Allocated memory was 102.8 MB in the beginning and 151.0 MB in the end (delta: 48.2 MB). Free memory was 67.9 MB in the beginning and 64.9 MB in the end (delta: 3.0 MB). Peak memory consumption was 51.0 MB. Max. memory is 16.1 GB. [2020-12-01 17:45:04,803 INFO L168 Benchmark]: CDTParser took 0.34 ms. Allocated memory is still 102.8 MB. Free memory was 73.2 MB in the beginning and 73.2 MB in the end (delta: 31.4 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-12-01 17:45:04,804 INFO L168 Benchmark]: CACSL2BoogieTranslator took 654.63 ms. Allocated memory is still 102.8 MB. Free memory was 67.6 MB in the beginning and 69.4 MB in the end (delta: -1.8 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2020-12-01 17:45:04,804 INFO L168 Benchmark]: Boogie Procedure Inliner took 83.72 ms. Allocated memory is still 102.8 MB. Free memory was 69.3 MB in the beginning and 66.8 MB in the end (delta: 2.5 MB). There was no memory consumed. Max. memory is 16.1 GB. [2020-12-01 17:45:04,805 INFO L168 Benchmark]: Boogie Preprocessor took 55.44 ms. Allocated memory is still 102.8 MB. Free memory was 66.8 MB in the beginning and 65.3 MB in the end (delta: 1.6 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2020-12-01 17:45:04,806 INFO L168 Benchmark]: RCFGBuilder took 1876.43 ms. Allocated memory is still 102.8 MB. Free memory was 65.3 MB in the beginning and 38.8 MB in the end (delta: 26.4 MB). Peak memory consumption was 34.0 MB. Max. memory is 16.1 GB. [2020-12-01 17:45:04,807 INFO L168 Benchmark]: CodeCheck took 5132.45 ms. Allocated memory was 102.8 MB in the beginning and 151.0 MB in the end (delta: 48.2 MB). Free memory was 38.8 MB in the beginning and 75.4 MB in the end (delta: -36.6 MB). Peak memory consumption was 11.3 MB. Max. memory is 16.1 GB. [2020-12-01 17:45:04,807 INFO L168 Benchmark]: Witness Printer took 155.64 ms. Allocated memory is still 151.0 MB. Free memory was 75.4 MB in the beginning and 64.9 MB in the end (delta: 10.5 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2020-12-01 17:45:04,811 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 7 procedures, 47 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: UNSAFE, OverallTime: 4.9s, OverallIterations: 8, TraceHistogramMax: 0, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 2732 SDtfs, 804 SDslu, 1332 SDs, 0 SdLazy, 1218 SolverSat, 354 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 1.2s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 1165 GetRequests, 1121 SyntacticMatches, 0 SemanticMatches, 44 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 611 ImplicationChecksByTransitivity, 1.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.6s SatisfiabilityAnalysisTime, 0.6s InterpolantComputationTime, 174 NumberOfCodeBlocks, 174 NumberOfCodeBlocksAsserted, 8 NumberOfCheckSat, 140 ConstructedInterpolants, 0 QuantifiedInterpolants, 6943 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 7 InterpolantComputations, 7 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: [L211] static struct __ACC__ERR *head = (struct __ACC__ERR *)0; [L415] int waterLevel = 1; [L416] int methaneLevelCritical = 0; [L584] int pumpRunning = 0; [L585] int systemActive = 1; [L737] int cleanupTimeShifts = 4; [L813] int retValue_acc ; [L814] int tmp ; [L862] int retValue_acc ; [L865] retValue_acc = 1 [L866] return (retValue_acc); [L820] tmp = valid_product() [L822] COND TRUE \read(tmp) [L516] int splverifierCounter ; [L517] int tmp ; [L518] int tmp___0 ; [L519] int tmp___1 ; [L520] int tmp___2 ; [L523] splverifierCounter = 0 VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L525] COND TRUE 1 VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L527] COND TRUE splverifierCounter < 4 [L533] tmp = __VERIFIER_nondet_int() [L535] COND TRUE \read(tmp) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L537] CALL waterRise() VAL [\old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L433] COND TRUE waterLevel < 2 [L434] waterLevel = waterLevel + 1 [L537] RET waterRise() VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L543] tmp___0 = __VERIFIER_nondet_int() [L545] COND FALSE !(\read(tmp___0)) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L553] tmp___2 = __VERIFIER_nondet_int() [L555] COND TRUE \read(tmp___2) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L568] CALL timeShift() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L592] COND FALSE !(\read(pumpRunning)) VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L599] COND TRUE \read(systemActive) [L621] int tmp ; VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L624] COND FALSE !(\read(pumpRunning)) VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L639] FCALL processEnvironment__wrappee__base() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L872] int tmp ; [L873] int tmp___0 ; [L874] int tmp___1 ; VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L878] CALL, EXPR isMethaneLevelCritical() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L454] int retValue_acc ; [L457] retValue_acc = methaneLevelCritical [L458] return (retValue_acc); [L878] RET, EXPR isMethaneLevelCritical() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L878] tmp = isMethaneLevelCritical() [L880] COND FALSE !(\read(tmp)) [L486] int retValue_acc ; [L489] retValue_acc = waterLevel [L490] return (retValue_acc); [L884] tmp___0 = getWaterLevel() [L886] COND TRUE tmp___0 == 2 [L673] int retValue_acc ; [L676] retValue_acc = pumpRunning [L677] return (retValue_acc); [L888] tmp___1 = isPumpRunning() [L890] COND FALSE !(\read(tmp___1)) VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L3] __assert_fail("0", "minepump_spec3_product17.cil.c", 3, "reach_error") VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34 ms. Allocated memory is still 102.8 MB. Free memory was 73.2 MB in the beginning and 73.2 MB in the end (delta: 31.4 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 654.63 ms. Allocated memory is still 102.8 MB. Free memory was 67.6 MB in the beginning and 69.4 MB in the end (delta: -1.8 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 83.72 ms. Allocated memory is still 102.8 MB. Free memory was 69.3 MB in the beginning and 66.8 MB in the end (delta: 2.5 MB). There was no memory consumed. Max. memory is 16.1 GB. * Boogie Preprocessor took 55.44 ms. Allocated memory is still 102.8 MB. Free memory was 66.8 MB in the beginning and 65.3 MB in the end (delta: 1.6 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * RCFGBuilder took 1876.43 ms. Allocated memory is still 102.8 MB. Free memory was 65.3 MB in the beginning and 38.8 MB in the end (delta: 26.4 MB). Peak memory consumption was 34.0 MB. Max. memory is 16.1 GB. * CodeCheck took 5132.45 ms. Allocated memory was 102.8 MB in the beginning and 151.0 MB in the end (delta: 48.2 MB). Free memory was 38.8 MB in the beginning and 75.4 MB in the end (delta: -36.6 MB). Peak memory consumption was 11.3 MB. Max. memory is 16.1 GB. * Witness Printer took 155.64 ms. Allocated memory is still 151.0 MB. Free memory was 75.4 MB in the beginning and 64.9 MB in the end (delta: 10.5 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. RESULT: Ultimate proved your program to be incorrect! Received shutdown request...