./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec3_product18.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 6b5699aa Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_daeaf2b5-4852-443f-aad9-36aa1b4af8f2/bin/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_daeaf2b5-4852-443f-aad9-36aa1b4af8f2/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_daeaf2b5-4852-443f-aad9-36aa1b4af8f2/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_daeaf2b5-4852-443f-aad9-36aa1b4af8f2/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec3_product18.cil.c -s /tmp/vcloud-vcloud-master/worker/run_dir_daeaf2b5-4852-443f-aad9-36aa1b4af8f2/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_daeaf2b5-4852-443f-aad9-36aa1b4af8f2/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 414418e2da6d7a65cf7274af502c2c1949ddb3af .................................................................................................................................................................................................................................................................................................................................... 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 0.1.24-6b5699a [2019-11-26 02:36:33,979 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 02:36:33,981 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 02:36:33,991 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 02:36:33,992 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 02:36:33,992 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 02:36:33,994 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 02:36:33,996 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 02:36:33,998 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 02:36:33,999 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 02:36:33,999 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 02:36:34,001 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 02:36:34,001 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 02:36:34,002 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 02:36:34,003 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 02:36:34,004 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 02:36:34,005 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 02:36:34,006 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 02:36:34,008 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 02:36:34,014 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 02:36:34,017 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 02:36:34,018 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 02:36:34,019 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 02:36:34,020 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 02:36:34,022 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 02:36:34,022 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 02:36:34,023 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 02:36:34,024 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 02:36:34,024 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 02:36:34,025 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 02:36:34,025 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 02:36:34,029 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 02:36:34,030 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 02:36:34,031 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 02:36:34,034 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 02:36:34,034 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 02:36:34,035 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 02:36:34,035 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 02:36:34,035 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 02:36:34,039 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 02:36:34,040 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 02:36:34,041 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_daeaf2b5-4852-443f-aad9-36aa1b4af8f2/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2019-11-26 02:36:34,060 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 02:36:34,060 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 02:36:34,061 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-11-26 02:36:34,061 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2019-11-26 02:36:34,062 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 02:36:34,062 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 02:36:34,062 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 02:36:34,062 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 02:36:34,063 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 02:36:34,063 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 02:36:34,064 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 02:36:34,064 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 02:36:34,064 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 02:36:34,064 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 02:36:34,065 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 02:36:34,065 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 02:36:34,065 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 02:36:34,065 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 02:36:34,066 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2019-11-26 02:36:34,066 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2019-11-26 02:36:34,066 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 02:36:34,066 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 02:36:34,067 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2019-11-26 02:36:34,067 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 02:36:34,067 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 02:36:34,067 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 02:36:34,067 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2019-11-26 02:36:34,068 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 02:36:34,068 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 02:36:34,068 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_daeaf2b5-4852-443f-aad9-36aa1b4af8f2/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 -> 414418e2da6d7a65cf7274af502c2c1949ddb3af [2019-11-26 02:36:34,247 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 02:36:34,262 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 02:36:34,266 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 02:36:34,267 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 02:36:34,268 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 02:36:34,269 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_daeaf2b5-4852-443f-aad9-36aa1b4af8f2/bin/ukojak/../../sv-benchmarks/c/product-lines/minepump_spec3_product18.cil.c [2019-11-26 02:36:34,331 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_daeaf2b5-4852-443f-aad9-36aa1b4af8f2/bin/ukojak/data/cd8e305b9/07719538f1d643a0929861aafc7ced2f/FLAG4987d346d [2019-11-26 02:36:34,837 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 02:36:34,840 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_daeaf2b5-4852-443f-aad9-36aa1b4af8f2/sv-benchmarks/c/product-lines/minepump_spec3_product18.cil.c [2019-11-26 02:36:34,859 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_daeaf2b5-4852-443f-aad9-36aa1b4af8f2/bin/ukojak/data/cd8e305b9/07719538f1d643a0929861aafc7ced2f/FLAG4987d346d [2019-11-26 02:36:35,342 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_daeaf2b5-4852-443f-aad9-36aa1b4af8f2/bin/ukojak/data/cd8e305b9/07719538f1d643a0929861aafc7ced2f [2019-11-26 02:36:35,345 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 02:36:35,346 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-26 02:36:35,351 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 02:36:35,351 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 02:36:35,354 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 02:36:35,355 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 02:36:35" (1/1) ... [2019-11-26 02:36:35,357 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@75eeefb1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:36:35, skipping insertion in model container [2019-11-26 02:36:35,358 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 02:36:35" (1/1) ... [2019-11-26 02:36:35,365 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 02:36:35,400 INFO L179 MainTranslator]: Built tables and reachable declarations [2019-11-26 02:36:35,761 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 02:36:35,771 INFO L201 MainTranslator]: Completed pre-run [2019-11-26 02:36:35,865 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 02:36:35,896 INFO L205 MainTranslator]: Completed translation [2019-11-26 02:36:35,897 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:36:35 WrapperNode [2019-11-26 02:36:35,897 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 02:36:35,898 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 02:36:35,898 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 02:36:35,898 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 02:36:35,904 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:36:35" (1/1) ... [2019-11-26 02:36:35,920 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:36:35" (1/1) ... [2019-11-26 02:36:35,954 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 02:36:35,955 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 02:36:35,955 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 02:36:35,955 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 02:36:35,966 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:36:35" (1/1) ... [2019-11-26 02:36:35,967 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:36:35" (1/1) ... [2019-11-26 02:36:35,979 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:36:35" (1/1) ... [2019-11-26 02:36:35,980 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:36:35" (1/1) ... [2019-11-26 02:36:35,988 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:36:35" (1/1) ... [2019-11-26 02:36:35,993 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:36:35" (1/1) ... [2019-11-26 02:36:35,997 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:36:35" (1/1) ... [2019-11-26 02:36:36,003 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 02:36:36,004 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-26 02:36:36,004 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-26 02:36:36,004 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-26 02:36:36,010 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:36:35" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_daeaf2b5-4852-443f-aad9-36aa1b4af8f2/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 [2019-11-26 02:36:36,077 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-26 02:36:36,078 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-11-26 02:36:36,078 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-11-26 02:36:36,078 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-11-26 02:36:36,078 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-11-26 02:36:36,078 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-11-26 02:36:36,078 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-11-26 02:36:36,078 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-11-26 02:36:36,079 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-11-26 02:36:36,079 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-11-26 02:36:36,079 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-11-26 02:36:36,079 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-11-26 02:36:36,079 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-11-26 02:36:36,079 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-11-26 02:36:36,079 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-26 02:36:36,079 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-26 02:36:36,991 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-26 02:36:36,991 INFO L284 CfgBuilder]: Removed 38 assume(true) statements. [2019-11-26 02:36:36,992 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.11 02:36:36 BoogieIcfgContainer [2019-11-26 02:36:36,992 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-26 02:36:36,993 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2019-11-26 02:36:36,993 INFO L271 PluginConnector]: Initializing CodeCheck... [2019-11-26 02:36:37,003 INFO L275 PluginConnector]: CodeCheck initialized [2019-11-26 02:36:37,004 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.11 02:36:36" (1/1) ... [2019-11-26 02:36:37,015 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-26 02:36:37,043 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:36:37,053 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 47 states and 62 transitions. [2019-11-26 02:36:37,054 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 62 transitions. [2019-11-26 02:36:37,060 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2019-11-26 02:36:37,060 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:36:37,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:36:37,270 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-26 02:36:37,282 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:36:37,284 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 47 states and 60 transitions. [2019-11-26 02:36:37,284 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 60 transitions. [2019-11-26 02:36:37,285 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2019-11-26 02:36:37,285 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:36:37,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:36:37,405 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-26 02:36:37,433 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:36:37,434 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 49 states and 63 transitions. [2019-11-26 02:36:37,435 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 63 transitions. [2019-11-26 02:36:37,436 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2019-11-26 02:36:37,436 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:36:37,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:36:37,544 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-26 02:36:37,746 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:36:37,748 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 63 states and 96 transitions. [2019-11-26 02:36:37,748 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 96 transitions. [2019-11-26 02:36:37,750 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2019-11-26 02:36:37,750 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:36:37,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:36:37,831 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-26 02:36:38,333 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:36:38,336 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 73 states and 122 transitions. [2019-11-26 02:36:38,336 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 122 transitions. [2019-11-26 02:36:38,339 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2019-11-26 02:36:38,340 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:36:38,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:36:38,658 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-26 02:36:40,125 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:36:40,128 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 163 states to 87 states and 163 transitions. [2019-11-26 02:36:40,128 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 163 transitions. [2019-11-26 02:36:40,131 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2019-11-26 02:36:40,131 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:36:40,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:36:40,165 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-26 02:36:40,323 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:36:40,325 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 166 states to 88 states and 166 transitions. [2019-11-26 02:36:40,327 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 166 transitions. [2019-11-26 02:36:40,329 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2019-11-26 02:36:40,329 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:36:40,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-26 02:36:40,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-26 02:36:40,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-26 02:36:40,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-26 02:36:40,644 WARN L483 CodeCheckObserver]: This program is UNSAFE, Check terminated with 7 iterations. [2019-11-26 02:36:40,795 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 26.11 02:36:40 ImpRootNode [2019-11-26 02:36:40,795 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2019-11-26 02:36:40,795 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-11-26 02:36:40,795 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-11-26 02:36:40,796 INFO L275 PluginConnector]: Witness Printer initialized [2019-11-26 02:36:40,796 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.11 02:36:36" (3/4) ... [2019-11-26 02:36:40,798 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2019-11-26 02:36:40,878 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_daeaf2b5-4852-443f-aad9-36aa1b4af8f2/bin/ukojak/witness.graphml [2019-11-26 02:36:40,878 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-11-26 02:36:40,880 INFO L168 Benchmark]: Toolchain (without parser) took 5533.50 ms. Allocated memory was 1.0 GB in the beginning and 1.3 GB in the end (delta: 228.1 MB). Free memory was 950.1 MB in the beginning and 932.2 MB in the end (delta: 17.9 MB). Peak memory consumption was 245.9 MB. Max. memory is 11.5 GB. [2019-11-26 02:36:40,880 INFO L168 Benchmark]: CDTParser took 0.40 ms. Allocated memory is still 1.0 GB. Free memory is still 967.5 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-26 02:36:40,880 INFO L168 Benchmark]: CACSL2BoogieTranslator took 546.50 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 173.5 MB). Free memory was 944.7 MB in the beginning and 1.2 GB in the end (delta: -206.9 MB). Peak memory consumption was 17.7 MB. Max. memory is 11.5 GB. [2019-11-26 02:36:40,881 INFO L168 Benchmark]: Boogie Procedure Inliner took 56.86 ms. Allocated memory is still 1.2 GB. Free memory is still 1.2 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-26 02:36:40,881 INFO L168 Benchmark]: Boogie Preprocessor took 48.72 ms. Allocated memory is still 1.2 GB. Free memory is still 1.2 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-26 02:36:40,881 INFO L168 Benchmark]: RCFGBuilder took 988.72 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 71.1 MB). Peak memory consumption was 71.1 MB. Max. memory is 11.5 GB. [2019-11-26 02:36:40,882 INFO L168 Benchmark]: CodeCheck took 3802.34 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 54.5 MB). Free memory was 1.1 GB in the beginning and 949.2 MB in the end (delta: 131.3 MB). Peak memory consumption was 185.9 MB. Max. memory is 11.5 GB. [2019-11-26 02:36:40,882 INFO L168 Benchmark]: Witness Printer took 82.78 ms. Allocated memory is still 1.3 GB. Free memory was 949.2 MB in the beginning and 932.2 MB in the end (delta: 17.0 MB). Peak memory consumption was 17.0 MB. Max. memory is 11.5 GB. [2019-11-26 02:36:40,884 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: 3.6s, OverallIterations: 7, TraceHistogramMax: 0, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, HoareTripleCheckerStatistics: 1644 SDtfs, 580 SDslu, 1304 SDs, 0 SdLazy, 1164 SolverSat, 312 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.8s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 1174 GetRequests, 1094 SyntacticMatches, 0 SemanticMatches, 80 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2068 ImplicationChecksByTransitivity, 2.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.5s InterpolantComputationTime, 154 NumberOfCodeBlocks, 154 NumberOfCodeBlocksAsserted, 7 NumberOfCheckSat, 121 ConstructedInterpolants, 0 QuantifiedInterpolants, 6282 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 6 InterpolantComputations, 6 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: 910]: a call of __VERIFIER_error() is reachable a call of __VERIFIER_error() is reachable We found a FailurePath: [L40] int cleanupTimeShifts = 4; [L149] int waterLevel = 1; [L150] int methaneLevelCritical = 0; [L608] int pumpRunning = 0; [L609] int systemActive = 1; [L407] static struct __ACC__ERR *head = (struct __ACC__ERR *)0; [L121] int retValue_acc ; [L122] int tmp ; [L862] int retValue_acc ; [L865] retValue_acc = 1 [L866] return (retValue_acc); [L128] tmp = valid_product() [L130] COND TRUE \read(tmp) [L770] int splverifierCounter ; [L771] int tmp ; [L772] int tmp___0 ; [L773] int tmp___1 ; [L774] int tmp___2 ; [L777] splverifierCounter = 0 VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L779] COND TRUE 1 VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L781] COND TRUE splverifierCounter < 4 [L787] tmp = __VERIFIER_nondet_int() [L789] COND TRUE \read(tmp) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L791] CALL waterRise() VAL [\old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L167] COND TRUE waterLevel < 2 [L168] waterLevel = waterLevel + 1 [L791] RET waterRise() VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L797] tmp___0 = __VERIFIER_nondet_int() [L799] COND FALSE !(\read(tmp___0)) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L807] tmp___2 = __VERIFIER_nondet_int() [L809] COND TRUE \read(tmp___2) [L764] systemActive = 1 VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L824] CALL timeShift() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L616] COND FALSE !(\read(pumpRunning)) VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L623] COND TRUE \read(systemActive) [L645] int tmp ; VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L648] COND FALSE !(\read(pumpRunning)) VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L663] FCALL processEnvironment__wrappee__base() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L873] int tmp ; [L874] int tmp___0 ; [L875] int tmp___1 ; VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L879] CALL, EXPR isMethaneLevelCritical() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L188] int retValue_acc ; [L191] retValue_acc = methaneLevelCritical [L192] return (retValue_acc); [L879] RET, EXPR isMethaneLevelCritical() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L879] tmp = isMethaneLevelCritical() [L881] COND FALSE !(\read(tmp)) [L220] int retValue_acc ; [L223] retValue_acc = waterLevel [L224] return (retValue_acc); [L885] tmp___0 = getWaterLevel() [L887] COND TRUE tmp___0 == 2 [L697] int retValue_acc ; [L700] retValue_acc = pumpRunning [L701] return (retValue_acc); [L889] tmp___1 = isPumpRunning() [L891] 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] [L910] __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 0.40 ms. Allocated memory is still 1.0 GB. Free memory is still 967.5 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 546.50 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 173.5 MB). Free memory was 944.7 MB in the beginning and 1.2 GB in the end (delta: -206.9 MB). Peak memory consumption was 17.7 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 56.86 ms. Allocated memory is still 1.2 GB. Free memory is still 1.2 GB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 48.72 ms. Allocated memory is still 1.2 GB. Free memory is still 1.2 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 988.72 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 71.1 MB). Peak memory consumption was 71.1 MB. Max. memory is 11.5 GB. * CodeCheck took 3802.34 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 54.5 MB). Free memory was 1.1 GB in the beginning and 949.2 MB in the end (delta: 131.3 MB). Peak memory consumption was 185.9 MB. Max. memory is 11.5 GB. * Witness Printer took 82.78 ms. Allocated memory is still 1.3 GB. Free memory was 949.2 MB in the beginning and 932.2 MB in the end (delta: 17.0 MB). Peak memory consumption was 17.0 MB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be incorrect! Received shutdown request...