./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec3_product32.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a4ecdabc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_9a95e101-7232-4d4c-a5a4-7d43f4e63397/bin/ukojak/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_9a95e101-7232-4d4c-a5a4-7d43f4e63397/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_9a95e101-7232-4d4c-a5a4-7d43f4e63397/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_9a95e101-7232-4d4c-a5a4-7d43f4e63397/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec3_product32.cil.c -s /tmp/vcloud-vcloud-master/worker/run_dir_9a95e101-7232-4d4c-a5a4-7d43f4e63397/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_9a95e101-7232-4d4c-a5a4-7d43f4e63397/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 41828788c86d3b4773495bb168c9dac21937a6b5 ........................................................................................................................................................................................................................................................................................................................................................... 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-a4ecdab [2020-11-28 04:42:29,878 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-28 04:42:29,881 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-28 04:42:29,941 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-28 04:42:29,941 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-28 04:42:29,952 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-28 04:42:29,954 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-28 04:42:29,958 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-28 04:42:29,961 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-28 04:42:29,970 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-28 04:42:29,972 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-28 04:42:29,974 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-28 04:42:29,975 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-28 04:42:29,978 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-28 04:42:29,980 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-28 04:42:29,982 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-28 04:42:29,984 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-28 04:42:29,987 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-28 04:42:29,990 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-28 04:42:29,998 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-28 04:42:30,000 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-28 04:42:30,002 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-28 04:42:30,004 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-28 04:42:30,005 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-28 04:42:30,009 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-28 04:42:30,009 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-28 04:42:30,010 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-28 04:42:30,011 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-28 04:42:30,012 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-28 04:42:30,014 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-28 04:42:30,014 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-28 04:42:30,015 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-28 04:42:30,017 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-28 04:42:30,019 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-28 04:42:30,020 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-28 04:42:30,020 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-28 04:42:30,021 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-28 04:42:30,021 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-28 04:42:30,022 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-28 04:42:30,023 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-28 04:42:30,023 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-28 04:42:30,026 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_9a95e101-7232-4d4c-a5a4-7d43f4e63397/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2020-11-28 04:42:30,066 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-28 04:42:30,069 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-28 04:42:30,071 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-11-28 04:42:30,071 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2020-11-28 04:42:30,072 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-28 04:42:30,072 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-28 04:42:30,073 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-28 04:42:30,073 INFO L138 SettingsManager]: * sizeof long=4 [2020-11-28 04:42:30,073 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-28 04:42:30,073 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-11-28 04:42:30,075 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-28 04:42:30,075 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-28 04:42:30,075 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-28 04:42:30,076 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-28 04:42:30,076 INFO L138 SettingsManager]: * sizeof long double=12 [2020-11-28 04:42:30,076 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-28 04:42:30,076 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-28 04:42:30,077 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-28 04:42:30,077 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2020-11-28 04:42:30,077 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2020-11-28 04:42:30,077 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-28 04:42:30,078 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-28 04:42:30,078 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-11-28 04:42:30,078 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-28 04:42:30,078 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-28 04:42:30,079 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-28 04:42:30,079 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2020-11-28 04:42:30,079 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-11-28 04:42:30,079 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-28 04:42:30,081 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_9a95e101-7232-4d4c-a5a4-7d43f4e63397/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_9a95e101-7232-4d4c-a5a4-7d43f4e63397/bin/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 41828788c86d3b4773495bb168c9dac21937a6b5 [2020-11-28 04:42:30,342 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-28 04:42:30,365 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-28 04:42:30,367 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-28 04:42:30,369 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-28 04:42:30,370 INFO L275 PluginConnector]: CDTParser initialized [2020-11-28 04:42:30,370 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_9a95e101-7232-4d4c-a5a4-7d43f4e63397/bin/ukojak/../../sv-benchmarks/c/product-lines/minepump_spec3_product32.cil.c [2020-11-28 04:42:30,451 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_9a95e101-7232-4d4c-a5a4-7d43f4e63397/bin/ukojak/data/7d829bffc/0dd75df17cf64f84ac5e772ca11b2b68/FLAG6a3495f96 [2020-11-28 04:42:30,984 INFO L306 CDTParser]: Found 1 translation units. [2020-11-28 04:42:30,984 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_9a95e101-7232-4d4c-a5a4-7d43f4e63397/sv-benchmarks/c/product-lines/minepump_spec3_product32.cil.c [2020-11-28 04:42:30,997 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_9a95e101-7232-4d4c-a5a4-7d43f4e63397/bin/ukojak/data/7d829bffc/0dd75df17cf64f84ac5e772ca11b2b68/FLAG6a3495f96 [2020-11-28 04:42:31,344 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_9a95e101-7232-4d4c-a5a4-7d43f4e63397/bin/ukojak/data/7d829bffc/0dd75df17cf64f84ac5e772ca11b2b68 [2020-11-28 04:42:31,346 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-28 04:42:31,348 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-28 04:42:31,349 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-28 04:42:31,350 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-28 04:42:31,353 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-28 04:42:31,354 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 04:42:31" (1/1) ... [2020-11-28 04:42:31,355 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5d1b88e8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:42:31, skipping insertion in model container [2020-11-28 04:42:31,356 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 04:42:31" (1/1) ... [2020-11-28 04:42:31,363 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-28 04:42:31,418 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-28 04:42:31,798 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-28 04:42:31,814 INFO L203 MainTranslator]: Completed pre-run [2020-11-28 04:42:31,898 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-28 04:42:31,929 INFO L208 MainTranslator]: Completed translation [2020-11-28 04:42:31,930 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:42:31 WrapperNode [2020-11-28 04:42:31,930 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-28 04:42:31,931 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-11-28 04:42:31,931 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-11-28 04:42:31,931 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-11-28 04:42:31,939 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:42:31" (1/1) ... [2020-11-28 04:42:31,962 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:42:31" (1/1) ... [2020-11-28 04:42:32,012 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-11-28 04:42:32,015 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-11-28 04:42:32,016 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-11-28 04:42:32,016 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-11-28 04:42:32,025 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:42:31" (1/1) ... [2020-11-28 04:42:32,025 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:42:31" (1/1) ... [2020-11-28 04:42:32,029 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:42:31" (1/1) ... [2020-11-28 04:42:32,030 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:42:31" (1/1) ... [2020-11-28 04:42:32,043 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:42:31" (1/1) ... [2020-11-28 04:42:32,049 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:42:31" (1/1) ... [2020-11-28 04:42:32,069 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:42:31" (1/1) ... [2020-11-28 04:42:32,072 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-11-28 04:42:32,073 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-11-28 04:42:32,073 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-11-28 04:42:32,073 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-11-28 04:42:32,074 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:42:31" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_9a95e101-7232-4d4c-a5a4-7d43f4e63397/bin/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-11-28 04:42:32,156 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-11-28 04:42:32,157 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2020-11-28 04:42:32,157 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2020-11-28 04:42:32,158 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-11-28 04:42:32,158 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-11-28 04:42:32,158 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-11-28 04:42:32,159 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-11-28 04:42:32,159 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-11-28 04:42:32,159 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-11-28 04:42:32,160 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-11-28 04:42:32,160 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-11-28 04:42:32,160 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2020-11-28 04:42:32,160 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2020-11-28 04:42:32,160 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-11-28 04:42:32,160 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-11-28 04:42:32,161 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-11-28 04:42:32,161 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-11-28 04:42:32,161 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-11-28 04:42:32,161 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-11-28 04:42:32,161 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-11-28 04:42:32,161 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-11-28 04:42:32,161 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-11-28 04:42:33,636 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-11-28 04:42:33,636 INFO L298 CfgBuilder]: Removed 40 assume(true) statements. [2020-11-28 04:42:33,638 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 04:42:33 BoogieIcfgContainer [2020-11-28 04:42:33,638 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-11-28 04:42:33,639 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2020-11-28 04:42:33,639 INFO L271 PluginConnector]: Initializing CodeCheck... [2020-11-28 04:42:33,650 INFO L275 PluginConnector]: CodeCheck initialized [2020-11-28 04:42:33,650 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 04:42:33" (1/1) ... [2020-11-28 04:42:33,660 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-28 04:42:33,698 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-28 04:42:33,711 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 69 states and 93 transitions. [2020-11-28 04:42:33,712 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 93 transitions. [2020-11-28 04:42:33,719 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2020-11-28 04:42:33,719 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-28 04:42:33,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 04:42:34,011 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-28 04:42:34,024 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-28 04:42:34,026 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 69 states and 91 transitions. [2020-11-28 04:42:34,026 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 91 transitions. [2020-11-28 04:42:34,028 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2020-11-28 04:42:34,028 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-28 04:42:34,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 04:42:34,187 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-28 04:42:34,209 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-28 04:42:34,211 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 71 states and 94 transitions. [2020-11-28 04:42:34,211 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 94 transitions. [2020-11-28 04:42:34,213 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2020-11-28 04:42:34,213 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-28 04:42:34,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 04:42:34,331 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-28 04:42:34,373 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-28 04:42:34,375 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 74 states and 102 transitions. [2020-11-28 04:42:34,375 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 102 transitions. [2020-11-28 04:42:34,377 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2020-11-28 04:42:34,377 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-28 04:42:34,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 04:42:34,463 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-28 04:42:34,680 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-28 04:42:34,682 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 82 states and 116 transitions. [2020-11-28 04:42:34,682 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 116 transitions. [2020-11-28 04:42:34,684 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2020-11-28 04:42:34,684 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-28 04:42:34,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 04:42:34,774 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-28 04:42:34,799 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-28 04:42:34,801 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 83 states and 117 transitions. [2020-11-28 04:42:34,801 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 117 transitions. [2020-11-28 04:42:34,803 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2020-11-28 04:42:34,803 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-28 04:42:34,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 04:42:34,851 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-28 04:42:34,869 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-28 04:42:34,871 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 84 states and 118 transitions. [2020-11-28 04:42:34,871 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 118 transitions. [2020-11-28 04:42:34,872 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2020-11-28 04:42:34,872 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-28 04:42:34,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 04:42:35,013 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-28 04:42:35,887 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-28 04:42:35,891 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 158 states to 102 states and 158 transitions. [2020-11-28 04:42:35,891 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 158 transitions. [2020-11-28 04:42:35,894 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2020-11-28 04:42:35,894 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-28 04:42:35,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-28 04:42:35,962 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-28 04:42:36,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-28 04:42:36,027 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-28 04:42:36,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-28 04:42:36,292 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-28 04:42:36,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-28 04:42:36,394 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-28 04:42:36,510 WARN L483 CodeCheckObserver]: This program is UNSAFE, Check terminated with 8 iterations. [2020-11-28 04:42:36,676 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 28.11 04:42:36 ImpRootNode [2020-11-28 04:42:36,676 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2020-11-28 04:42:36,677 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-11-28 04:42:36,677 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-11-28 04:42:36,677 INFO L275 PluginConnector]: Witness Printer initialized [2020-11-28 04:42:36,678 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 04:42:33" (3/4) ... [2020-11-28 04:42:36,680 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2020-11-28 04:42:36,831 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_9a95e101-7232-4d4c-a5a4-7d43f4e63397/bin/ukojak/witness.graphml [2020-11-28 04:42:36,833 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-11-28 04:42:36,835 INFO L168 Benchmark]: Toolchain (without parser) took 5486.61 ms. Allocated memory was 104.9 MB in the beginning and 151.0 MB in the end (delta: 46.1 MB). Free memory was 76.3 MB in the beginning and 86.4 MB in the end (delta: -10.1 MB). Peak memory consumption was 34.8 MB. Max. memory is 16.1 GB. [2020-11-28 04:42:36,836 INFO L168 Benchmark]: CDTParser took 0.26 ms. Allocated memory is still 104.9 MB. Free memory was 64.0 MB in the beginning and 63.9 MB in the end (delta: 41.6 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-28 04:42:36,837 INFO L168 Benchmark]: CACSL2BoogieTranslator took 581.09 ms. Allocated memory is still 104.9 MB. Free memory was 76.3 MB in the beginning and 70.4 MB in the end (delta: 5.9 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2020-11-28 04:42:36,844 INFO L168 Benchmark]: Boogie Procedure Inliner took 81.65 ms. Allocated memory is still 104.9 MB. Free memory was 70.4 MB in the beginning and 67.9 MB in the end (delta: 2.6 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-11-28 04:42:36,845 INFO L168 Benchmark]: Boogie Preprocessor took 57.24 ms. Allocated memory is still 104.9 MB. Free memory was 67.9 MB in the beginning and 65.9 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-11-28 04:42:36,846 INFO L168 Benchmark]: RCFGBuilder took 1565.57 ms. Allocated memory was 104.9 MB in the beginning and 125.8 MB in the end (delta: 21.0 MB). Free memory was 65.9 MB in the beginning and 99.9 MB in the end (delta: -34.0 MB). Peak memory consumption was 35.0 MB. Max. memory is 16.1 GB. [2020-11-28 04:42:36,847 INFO L168 Benchmark]: CodeCheck took 3037.15 ms. Allocated memory was 125.8 MB in the beginning and 151.0 MB in the end (delta: 25.2 MB). Free memory was 99.9 MB in the beginning and 96.9 MB in the end (delta: 3.0 MB). Peak memory consumption was 28.0 MB. Max. memory is 16.1 GB. [2020-11-28 04:42:36,847 INFO L168 Benchmark]: Witness Printer took 156.43 ms. Allocated memory is still 151.0 MB. Free memory was 96.9 MB in the beginning and 86.4 MB in the end (delta: 10.5 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2020-11-28 04:42:36,852 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 10 procedures, 69 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: UNSAFE, OverallTime: 2.8s, OverallIterations: 8, TraceHistogramMax: 0, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 3040 SDtfs, 624 SDslu, 1092 SDs, 0 SdLazy, 852 SolverSat, 288 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.7s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 1205 GetRequests, 1175 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 250 ImplicationChecksByTransitivity, 0.8s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.5s SatisfiabilityAnalysisTime, 0.4s InterpolantComputationTime, 179 NumberOfCodeBlocks, 179 NumberOfCodeBlocksAsserted, 8 NumberOfCheckSat, 145 ConstructedInterpolants, 0 QuantifiedInterpolants, 7100 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; [L491] int pumpRunning = 0; [L492] int systemActive = 1; [L719] int cleanupTimeShifts = 4; [L888] int waterLevel = 1; [L889] int methaneLevelCritical = 0; [L795] int retValue_acc ; [L796] int tmp ; [L879] int retValue_acc ; [L882] retValue_acc = 1 [L883] return (retValue_acc); [L802] tmp = valid_product() [L804] COND TRUE \read(tmp) [L415] int splverifierCounter ; [L416] int tmp ; [L417] int tmp___0 ; [L418] int tmp___1 ; [L419] int tmp___2 ; [L422] splverifierCounter = 0 VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L424] COND TRUE 1 VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L426] COND TRUE splverifierCounter < 4 [L432] tmp = __VERIFIER_nondet_int() [L434] COND TRUE \read(tmp) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L436] CALL waterRise() VAL [\old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L906] COND TRUE waterLevel < 2 [L907] waterLevel = waterLevel + 1 [L436] RET waterRise() VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L442] tmp___0 = __VERIFIER_nondet_int() [L444] COND FALSE !(\read(tmp___0)) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L452] tmp___2 = __VERIFIER_nondet_int() [L454] COND FALSE !(\read(tmp___2)) [L460] tmp___1 = __VERIFIER_nondet_int() [L462] COND TRUE \read(tmp___1) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L690] COND FALSE !(\read(pumpRunning)) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L697] systemActive = 0 VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L471] CALL timeShift() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L499] COND FALSE !(\read(pumpRunning)) VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L506] COND FALSE !(\read(systemActive)) VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L820] int tmp ; [L821] int tmp___0 ; [L822] int tmp___1 ; VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L826] CALL, EXPR isMethaneLevelCritical() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L927] int retValue_acc ; [L930] retValue_acc = methaneLevelCritical [L931] return (retValue_acc); [L826] RET, EXPR isMethaneLevelCritical() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L826] tmp = isMethaneLevelCritical() [L828] COND FALSE !(\read(tmp)) [L959] int retValue_acc ; [L962] retValue_acc = waterLevel [L963] return (retValue_acc); [L832] tmp___0 = getWaterLevel() [L834] COND TRUE tmp___0 == 2 [L623] int retValue_acc ; [L626] retValue_acc = pumpRunning [L627] return (retValue_acc); [L836] tmp___1 = isPumpRunning() [L838] COND FALSE !(\read(tmp___1)) VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L3] __assert_fail("0", "minepump_spec3_product32.cil.c", 3, "reach_error") VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26 ms. Allocated memory is still 104.9 MB. Free memory was 64.0 MB in the beginning and 63.9 MB in the end (delta: 41.6 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 581.09 ms. Allocated memory is still 104.9 MB. Free memory was 76.3 MB in the beginning and 70.4 MB in the end (delta: 5.9 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 81.65 ms. Allocated memory is still 104.9 MB. Free memory was 70.4 MB in the beginning and 67.9 MB in the end (delta: 2.6 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 57.24 ms. Allocated memory is still 104.9 MB. Free memory was 67.9 MB in the beginning and 65.9 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 1565.57 ms. Allocated memory was 104.9 MB in the beginning and 125.8 MB in the end (delta: 21.0 MB). Free memory was 65.9 MB in the beginning and 99.9 MB in the end (delta: -34.0 MB). Peak memory consumption was 35.0 MB. Max. memory is 16.1 GB. * CodeCheck took 3037.15 ms. Allocated memory was 125.8 MB in the beginning and 151.0 MB in the end (delta: 25.2 MB). Free memory was 99.9 MB in the beginning and 96.9 MB in the end (delta: 3.0 MB). Peak memory consumption was 28.0 MB. Max. memory is 16.1 GB. * Witness Printer took 156.43 ms. Allocated memory is still 151.0 MB. Free memory was 96.9 MB in the beginning and 86.4 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...