./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 678e0110 Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_8e05ba64-7cab-48ad-bc11-8f03383c68c7/bin/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_8e05ba64-7cab-48ad-bc11-8f03383c68c7/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_8e05ba64-7cab-48ad-bc11-8f03383c68c7/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_8e05ba64-7cab-48ad-bc11-8f03383c68c7/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec3_product17.cil.c -s /tmp/vcloud-vcloud-master/worker/run_dir_8e05ba64-7cab-48ad-bc11-8f03383c68c7/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_8e05ba64-7cab-48ad-bc11-8f03383c68c7/bin/ukojak --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 5ac89a83bf5f8cec9ed1c7380129a7935c1d366c .......................................................................................................................................................................................................................................................................................................................................................... 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 0.1.24-678e011 [2019-11-20 04:37:43,550 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-20 04:37:43,552 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-20 04:37:43,565 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-20 04:37:43,566 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-20 04:37:43,567 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-20 04:37:43,569 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-20 04:37:43,572 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-20 04:37:43,574 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-20 04:37:43,575 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-20 04:37:43,577 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-20 04:37:43,578 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-20 04:37:43,579 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-20 04:37:43,580 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-20 04:37:43,581 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-20 04:37:43,583 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-20 04:37:43,584 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-20 04:37:43,585 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-20 04:37:43,587 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-20 04:37:43,590 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-20 04:37:43,592 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-20 04:37:43,593 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-20 04:37:43,595 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-20 04:37:43,596 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-20 04:37:43,599 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-20 04:37:43,599 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-20 04:37:43,599 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-20 04:37:43,600 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-20 04:37:43,601 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-20 04:37:43,602 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-20 04:37:43,602 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-20 04:37:43,603 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-20 04:37:43,604 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-20 04:37:43,605 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-20 04:37:43,606 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-20 04:37:43,606 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-20 04:37:43,607 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-20 04:37:43,607 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-20 04:37:43,607 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-20 04:37:43,608 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-20 04:37:43,609 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-20 04:37:43,610 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_8e05ba64-7cab-48ad-bc11-8f03383c68c7/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2019-11-20 04:37:43,626 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-20 04:37:43,627 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-20 04:37:43,628 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-11-20 04:37:43,628 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2019-11-20 04:37:43,629 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-20 04:37:43,629 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-20 04:37:43,629 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-20 04:37:43,630 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-20 04:37:43,630 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-20 04:37:43,630 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-20 04:37:43,630 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-20 04:37:43,631 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-20 04:37:43,631 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-20 04:37:43,631 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-20 04:37:43,632 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-20 04:37:43,632 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-20 04:37:43,632 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-20 04:37:43,634 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-20 04:37:43,634 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2019-11-20 04:37:43,634 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2019-11-20 04:37:43,635 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-20 04:37:43,635 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-20 04:37:43,635 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2019-11-20 04:37:43,636 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-20 04:37:43,636 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-20 04:37:43,637 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-20 04:37:43,637 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2019-11-20 04:37:43,637 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-20 04:37:43,638 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-20 04:37:43,638 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_8e05ba64-7cab-48ad-bc11-8f03383c68c7/bin/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5ac89a83bf5f8cec9ed1c7380129a7935c1d366c [2019-11-20 04:37:43,835 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-20 04:37:43,847 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-20 04:37:43,850 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-20 04:37:43,852 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-20 04:37:43,852 INFO L275 PluginConnector]: CDTParser initialized [2019-11-20 04:37:43,853 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_8e05ba64-7cab-48ad-bc11-8f03383c68c7/bin/ukojak/../../sv-benchmarks/c/product-lines/minepump_spec3_product17.cil.c [2019-11-20 04:37:43,913 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_8e05ba64-7cab-48ad-bc11-8f03383c68c7/bin/ukojak/data/593f62c34/52dc89080c7240b4b179dd25be73fbff/FLAGd96b8167e [2019-11-20 04:37:44,356 INFO L306 CDTParser]: Found 1 translation units. [2019-11-20 04:37:44,357 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_8e05ba64-7cab-48ad-bc11-8f03383c68c7/sv-benchmarks/c/product-lines/minepump_spec3_product17.cil.c [2019-11-20 04:37:44,374 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_8e05ba64-7cab-48ad-bc11-8f03383c68c7/bin/ukojak/data/593f62c34/52dc89080c7240b4b179dd25be73fbff/FLAGd96b8167e [2019-11-20 04:37:44,716 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_8e05ba64-7cab-48ad-bc11-8f03383c68c7/bin/ukojak/data/593f62c34/52dc89080c7240b4b179dd25be73fbff [2019-11-20 04:37:44,719 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-20 04:37:44,720 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-20 04:37:44,722 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-20 04:37:44,722 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-20 04:37:44,726 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-20 04:37:44,727 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 04:37:44" (1/1) ... [2019-11-20 04:37:44,730 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2c082b6d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:37:44, skipping insertion in model container [2019-11-20 04:37:44,730 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 04:37:44" (1/1) ... [2019-11-20 04:37:44,739 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-20 04:37:44,787 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-20 04:37:45,174 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-20 04:37:45,189 INFO L188 MainTranslator]: Completed pre-run [2019-11-20 04:37:45,275 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-20 04:37:45,313 INFO L192 MainTranslator]: Completed translation [2019-11-20 04:37:45,314 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:37:45 WrapperNode [2019-11-20 04:37:45,314 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-20 04:37:45,315 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-20 04:37:45,315 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-20 04:37:45,315 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-20 04:37:45,325 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:37:45" (1/1) ... [2019-11-20 04:37:45,345 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:37:45" (1/1) ... [2019-11-20 04:37:45,381 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-20 04:37:45,381 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-20 04:37:45,381 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-20 04:37:45,381 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-20 04:37:45,392 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:37:45" (1/1) ... [2019-11-20 04:37:45,393 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:37:45" (1/1) ... [2019-11-20 04:37:45,397 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:37:45" (1/1) ... [2019-11-20 04:37:45,397 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:37:45" (1/1) ... [2019-11-20 04:37:45,406 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:37:45" (1/1) ... [2019-11-20 04:37:45,411 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:37:45" (1/1) ... [2019-11-20 04:37:45,414 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:37:45" (1/1) ... [2019-11-20 04:37:45,418 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-20 04:37:45,419 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-20 04:37:45,419 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-20 04:37:45,419 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-20 04:37:45,420 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:37:45" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_8e05ba64-7cab-48ad-bc11-8f03383c68c7/bin/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2019-11-20 04:37:45,492 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-20 04:37:45,493 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-11-20 04:37:45,493 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-11-20 04:37:45,493 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-11-20 04:37:45,493 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-11-20 04:37:45,493 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-11-20 04:37:45,493 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-11-20 04:37:45,493 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-11-20 04:37:45,494 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-11-20 04:37:45,494 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-11-20 04:37:45,494 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-11-20 04:37:45,494 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-11-20 04:37:45,494 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-11-20 04:37:45,495 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-11-20 04:37:45,495 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-20 04:37:45,495 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-20 04:37:46,369 INFO L280 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-20 04:37:46,369 INFO L285 CfgBuilder]: Removed 36 assume(true) statements. [2019-11-20 04:37:46,371 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 04:37:46 BoogieIcfgContainer [2019-11-20 04:37:46,371 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-20 04:37:46,371 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2019-11-20 04:37:46,372 INFO L271 PluginConnector]: Initializing CodeCheck... [2019-11-20 04:37:46,383 INFO L275 PluginConnector]: CodeCheck initialized [2019-11-20 04:37:46,384 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 04:37:46" (1/1) ... [2019-11-20 04:37:46,409 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 04:37:46,442 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:37:46,455 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 47 states and 62 transitions. [2019-11-20 04:37:46,456 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 62 transitions. [2019-11-20 04:37:46,463 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2019-11-20 04:37:46,463 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:37:46,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:37:46,770 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 04:37:46,784 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:37:46,785 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 47 states and 60 transitions. [2019-11-20 04:37:46,785 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 60 transitions. [2019-11-20 04:37:46,787 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2019-11-20 04:37:46,787 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:37:46,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:37:46,892 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 04:37:46,925 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:37:46,927 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 49 states and 63 transitions. [2019-11-20 04:37:46,928 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 63 transitions. [2019-11-20 04:37:46,931 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2019-11-20 04:37:46,931 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:37:46,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:37:47,032 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 04:37:47,179 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:37:47,180 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 58 states and 81 transitions. [2019-11-20 04:37:47,181 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 81 transitions. [2019-11-20 04:37:47,182 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2019-11-20 04:37:47,182 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:37:47,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:37:47,290 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 04:37:47,627 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:37:47,630 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 68 states and 102 transitions. [2019-11-20 04:37:47,630 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 102 transitions. [2019-11-20 04:37:47,634 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2019-11-20 04:37:47,634 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:37:47,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:37:47,711 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 04:37:47,731 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:37:47,733 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 69 states and 103 transitions. [2019-11-20 04:37:47,735 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 103 transitions. [2019-11-20 04:37:47,737 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2019-11-20 04:37:47,739 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:37:47,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:37:47,797 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 04:37:47,812 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:37:47,814 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 70 states and 104 transitions. [2019-11-20 04:37:47,814 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 104 transitions. [2019-11-20 04:37:47,815 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2019-11-20 04:37:47,815 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:37:47,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:37:47,853 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 04:37:47,868 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:37:47,870 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 71 states and 105 transitions. [2019-11-20 04:37:47,871 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 105 transitions. [2019-11-20 04:37:47,872 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2019-11-20 04:37:47,873 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:37:47,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:37:47,915 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 04:37:47,927 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:37:47,929 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 72 states and 106 transitions. [2019-11-20 04:37:47,929 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 106 transitions. [2019-11-20 04:37:47,930 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2019-11-20 04:37:47,930 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:37:47,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:37:48,076 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 04:37:48,791 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:37:48,792 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143 states to 88 states and 143 transitions. [2019-11-20 04:37:48,792 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 143 transitions. [2019-11-20 04:37:48,793 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2019-11-20 04:37:48,793 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:37:48,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-20 04:37:48,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-20 04:37:49,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-20 04:37:49,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-20 04:37:49,155 WARN L483 CodeCheckObserver]: This program is UNSAFE, Check terminated with 10 iterations. [2019-11-20 04:37:49,314 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 20.11 04:37:49 ImpRootNode [2019-11-20 04:37:49,314 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2019-11-20 04:37:49,314 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-11-20 04:37:49,314 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-11-20 04:37:49,314 INFO L275 PluginConnector]: Witness Printer initialized [2019-11-20 04:37:49,315 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 04:37:46" (3/4) ... [2019-11-20 04:37:49,317 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2019-11-20 04:37:49,479 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_8e05ba64-7cab-48ad-bc11-8f03383c68c7/bin/ukojak/witness.graphml [2019-11-20 04:37:49,479 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-11-20 04:37:49,481 INFO L168 Benchmark]: Toolchain (without parser) took 4760.29 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 140.5 MB). Free memory was 941.9 MB in the beginning and 1.0 GB in the end (delta: -71.7 MB). Peak memory consumption was 68.8 MB. Max. memory is 11.5 GB. [2019-11-20 04:37:49,481 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 1.0 GB. Free memory is still 960.8 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-20 04:37:49,482 INFO L168 Benchmark]: CACSL2BoogieTranslator took 592.63 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 140.5 MB). Free memory was 940.6 MB in the beginning and 1.1 GB in the end (delta: -186.5 MB). Peak memory consumption was 22.1 MB. Max. memory is 11.5 GB. [2019-11-20 04:37:49,482 INFO L168 Benchmark]: Boogie Procedure Inliner took 66.13 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 4.0 MB). Peak memory consumption was 4.0 MB. Max. memory is 11.5 GB. [2019-11-20 04:37:49,483 INFO L168 Benchmark]: Boogie Preprocessor took 37.45 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. [2019-11-20 04:37:49,483 INFO L168 Benchmark]: RCFGBuilder took 952.11 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 70.9 MB). Peak memory consumption was 70.9 MB. Max. memory is 11.5 GB. [2019-11-20 04:37:49,483 INFO L168 Benchmark]: CodeCheck took 2942.36 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 21.6 MB). Peak memory consumption was 21.6 MB. Max. memory is 11.5 GB. [2019-11-20 04:37:49,484 INFO L168 Benchmark]: Witness Printer took 164.96 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 14.3 MB). Peak memory consumption was 14.3 MB. Max. memory is 11.5 GB. [2019-11-20 04:37:49,486 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 7 procedures, 47 locations, 1 error locations. Result: UNSAFE, OverallTime: 2.7s, OverallIterations: 10, TraceHistogramMax: 0, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, HoareTripleCheckerStatistics: 11396 SDtfs, 4172 SDslu, 6508 SDs, 0 SdLazy, 5714 SolverSat, 1478 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 1.3s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 1575 GetRequests, 1535 SyntacticMatches, 0 SemanticMatches, 40 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 473 ImplicationChecksByTransitivity, 0.9s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 0.4s InterpolantComputationTime, 224 NumberOfCodeBlocks, 224 NumberOfCodeBlocksAsserted, 10 NumberOfCheckSat, 188 ConstructedInterpolants, 0 QuantifiedInterpolants, 8636 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 9 InterpolantComputations, 9 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: 506]: a call of __VERIFIER_error() is reachable a call of __VERIFIER_error() is reachable We found a FailurePath: [L209] static struct __ACC__ERR *head = (struct __ACC__ERR *)0; [L413] int waterLevel = 1; [L414] int methaneLevelCritical = 0; [L582] int pumpRunning = 0; [L583] int systemActive = 1; [L735] int cleanupTimeShifts = 4; [L811] int retValue_acc ; [L812] int tmp ; [L860] int retValue_acc ; [L863] retValue_acc = 1 [L864] return (retValue_acc); [L818] tmp = valid_product() [L820] COND TRUE \read(tmp) [L514] int splverifierCounter ; [L515] int tmp ; [L516] int tmp___0 ; [L517] int tmp___1 ; [L518] int tmp___2 ; [L521] splverifierCounter = 0 VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L523] COND TRUE 1 VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L525] COND TRUE splverifierCounter < 4 [L531] tmp = __VERIFIER_nondet_int() [L533] COND TRUE \read(tmp) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L535] CALL waterRise() VAL [\old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L431] COND TRUE waterLevel < 2 [L432] waterLevel = waterLevel + 1 [L535] RET waterRise() VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L541] tmp___0 = __VERIFIER_nondet_int() [L543] COND FALSE !(\read(tmp___0)) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L551] tmp___2 = __VERIFIER_nondet_int() [L553] COND FALSE !(\read(tmp___2)) [L557] tmp___1 = __VERIFIER_nondet_int() [L559] COND TRUE \read(tmp___1) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L566] CALL timeShift() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L590] COND FALSE !(\read(pumpRunning)) VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L597] COND TRUE \read(systemActive) [L619] int tmp ; VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L622] COND FALSE !(\read(pumpRunning)) VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L637] FCALL processEnvironment__wrappee__base() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L870] int tmp ; [L871] int tmp___0 ; [L872] int tmp___1 ; VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L876] CALL, EXPR isMethaneLevelCritical() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L452] int retValue_acc ; [L455] retValue_acc = methaneLevelCritical [L456] return (retValue_acc); [L876] RET, EXPR isMethaneLevelCritical() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L876] tmp = isMethaneLevelCritical() [L878] COND FALSE !(\read(tmp)) [L484] int retValue_acc ; [L487] retValue_acc = waterLevel [L488] return (retValue_acc); [L882] tmp___0 = getWaterLevel() [L884] COND TRUE tmp___0 == 2 [L671] int retValue_acc ; [L674] retValue_acc = pumpRunning [L675] return (retValue_acc); [L886] tmp___1 = isPumpRunning() [L888] 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] [L506] __VERIFIER_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 0.21 ms. Allocated memory is still 1.0 GB. Free memory is still 960.8 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 592.63 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 140.5 MB). Free memory was 940.6 MB in the beginning and 1.1 GB in the end (delta: -186.5 MB). Peak memory consumption was 22.1 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 66.13 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 4.0 MB). Peak memory consumption was 4.0 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 37.45 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. * RCFGBuilder took 952.11 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 70.9 MB). Peak memory consumption was 70.9 MB. Max. memory is 11.5 GB. * CodeCheck took 2942.36 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 21.6 MB). Peak memory consumption was 21.6 MB. Max. memory is 11.5 GB. * Witness Printer took 164.96 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 14.3 MB). Peak memory consumption was 14.3 MB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be incorrect! Received shutdown request...