./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec3_product20.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_82c9ad12-9f8d-4d73-ba2c-dc216cf19baa/bin/ukojak/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_82c9ad12-9f8d-4d73-ba2c-dc216cf19baa/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_82c9ad12-9f8d-4d73-ba2c-dc216cf19baa/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_82c9ad12-9f8d-4d73-ba2c-dc216cf19baa/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec3_product20.cil.c -s /tmp/vcloud-vcloud-master/worker/run_dir_82c9ad12-9f8d-4d73-ba2c-dc216cf19baa/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_82c9ad12-9f8d-4d73-ba2c-dc216cf19baa/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 5ebccae0581b398040ff9316586f03c48604ddc0 ....................................................................................................................................................................................................................................................................................................................................................... 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 [2020-11-30 01:02:12,991 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-30 01:02:12,994 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-30 01:02:13,066 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-30 01:02:13,067 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-30 01:02:13,074 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-30 01:02:13,077 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-30 01:02:13,087 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-30 01:02:13,090 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-30 01:02:13,091 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-30 01:02:13,092 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-30 01:02:13,094 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-30 01:02:13,094 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-30 01:02:13,096 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-30 01:02:13,099 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-30 01:02:13,101 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-30 01:02:13,102 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-30 01:02:13,108 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-30 01:02:13,113 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-30 01:02:13,121 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-30 01:02:13,125 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-30 01:02:13,126 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-30 01:02:13,129 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-30 01:02:13,130 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-30 01:02:13,133 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-30 01:02:13,134 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-30 01:02:13,134 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-30 01:02:13,136 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-30 01:02:13,137 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-30 01:02:13,138 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-30 01:02:13,138 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-30 01:02:13,140 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-30 01:02:13,141 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-30 01:02:13,143 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-30 01:02:13,144 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-30 01:02:13,145 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-30 01:02:13,146 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-30 01:02:13,146 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-30 01:02:13,146 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-30 01:02:13,148 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-30 01:02:13,149 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-30 01:02:13,151 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_82c9ad12-9f8d-4d73-ba2c-dc216cf19baa/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2020-11-30 01:02:13,190 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-30 01:02:13,190 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-30 01:02:13,191 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-11-30 01:02:13,191 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2020-11-30 01:02:13,192 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-30 01:02:13,192 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-30 01:02:13,193 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-30 01:02:13,193 INFO L138 SettingsManager]: * sizeof long=4 [2020-11-30 01:02:13,193 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-30 01:02:13,193 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-11-30 01:02:13,194 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-30 01:02:13,195 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-30 01:02:13,195 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-30 01:02:13,195 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-30 01:02:13,195 INFO L138 SettingsManager]: * sizeof long double=12 [2020-11-30 01:02:13,195 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-30 01:02:13,196 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-30 01:02:13,196 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-30 01:02:13,196 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2020-11-30 01:02:13,196 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2020-11-30 01:02:13,196 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-30 01:02:13,197 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-30 01:02:13,197 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-11-30 01:02:13,197 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-30 01:02:13,197 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-30 01:02:13,197 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-30 01:02:13,198 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2020-11-30 01:02:13,198 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-11-30 01:02:13,198 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-30 01:02:13,198 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_82c9ad12-9f8d-4d73-ba2c-dc216cf19baa/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_82c9ad12-9f8d-4d73-ba2c-dc216cf19baa/bin/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5ebccae0581b398040ff9316586f03c48604ddc0 [2020-11-30 01:02:13,452 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-30 01:02:13,485 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-30 01:02:13,491 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-30 01:02:13,493 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-30 01:02:13,495 INFO L275 PluginConnector]: CDTParser initialized [2020-11-30 01:02:13,496 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_82c9ad12-9f8d-4d73-ba2c-dc216cf19baa/bin/ukojak/../../sv-benchmarks/c/product-lines/minepump_spec3_product20.cil.c [2020-11-30 01:02:13,555 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_82c9ad12-9f8d-4d73-ba2c-dc216cf19baa/bin/ukojak/data/aad3a5ec5/07b14fed3fab442581ab31dae7cb4e5d/FLAGf7d5c9f38 [2020-11-30 01:02:14,112 INFO L306 CDTParser]: Found 1 translation units. [2020-11-30 01:02:14,113 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_82c9ad12-9f8d-4d73-ba2c-dc216cf19baa/sv-benchmarks/c/product-lines/minepump_spec3_product20.cil.c [2020-11-30 01:02:14,126 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_82c9ad12-9f8d-4d73-ba2c-dc216cf19baa/bin/ukojak/data/aad3a5ec5/07b14fed3fab442581ab31dae7cb4e5d/FLAGf7d5c9f38 [2020-11-30 01:02:14,452 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_82c9ad12-9f8d-4d73-ba2c-dc216cf19baa/bin/ukojak/data/aad3a5ec5/07b14fed3fab442581ab31dae7cb4e5d [2020-11-30 01:02:14,456 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-30 01:02:14,459 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-30 01:02:14,465 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-30 01:02:14,466 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-30 01:02:14,469 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-30 01:02:14,470 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.11 01:02:14" (1/1) ... [2020-11-30 01:02:14,472 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@46041a00 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:02:14, skipping insertion in model container [2020-11-30 01:02:14,472 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.11 01:02:14" (1/1) ... [2020-11-30 01:02:14,479 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-30 01:02:14,522 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-30 01:02:14,869 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-30 01:02:14,882 INFO L203 MainTranslator]: Completed pre-run [2020-11-30 01:02:14,957 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-30 01:02:14,992 INFO L208 MainTranslator]: Completed translation [2020-11-30 01:02:14,992 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:02:14 WrapperNode [2020-11-30 01:02:14,992 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-30 01:02:14,994 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-11-30 01:02:14,994 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-11-30 01:02:14,994 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-11-30 01:02:15,002 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:02:14" (1/1) ... [2020-11-30 01:02:15,020 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:02:14" (1/1) ... [2020-11-30 01:02:15,054 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-11-30 01:02:15,055 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-11-30 01:02:15,055 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-11-30 01:02:15,055 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-11-30 01:02:15,065 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:02:14" (1/1) ... [2020-11-30 01:02:15,065 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:02:14" (1/1) ... [2020-11-30 01:02:15,069 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:02:14" (1/1) ... [2020-11-30 01:02:15,070 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:02:14" (1/1) ... [2020-11-30 01:02:15,081 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:02:14" (1/1) ... [2020-11-30 01:02:15,087 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:02:14" (1/1) ... [2020-11-30 01:02:15,090 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:02:14" (1/1) ... [2020-11-30 01:02:15,094 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-11-30 01:02:15,095 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-11-30 01:02:15,095 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-11-30 01:02:15,096 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-11-30 01:02:15,097 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:02:14" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_82c9ad12-9f8d-4d73-ba2c-dc216cf19baa/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 [2020-11-30 01:02:15,189 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-11-30 01:02:15,189 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2020-11-30 01:02:15,189 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2020-11-30 01:02:15,189 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-11-30 01:02:15,190 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-11-30 01:02:15,190 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-11-30 01:02:15,190 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-11-30 01:02:15,190 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-11-30 01:02:15,190 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-11-30 01:02:15,190 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-11-30 01:02:15,190 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-11-30 01:02:15,191 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-11-30 01:02:15,191 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-11-30 01:02:15,191 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-11-30 01:02:15,191 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-11-30 01:02:15,191 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-11-30 01:02:15,191 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-11-30 01:02:15,191 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-11-30 01:02:16,483 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-11-30 01:02:16,483 INFO L298 CfgBuilder]: Removed 40 assume(true) statements. [2020-11-30 01:02:16,486 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.11 01:02:16 BoogieIcfgContainer [2020-11-30 01:02:16,486 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-11-30 01:02:16,487 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2020-11-30 01:02:16,487 INFO L271 PluginConnector]: Initializing CodeCheck... [2020-11-30 01:02:16,499 INFO L275 PluginConnector]: CodeCheck initialized [2020-11-30 01:02:16,499 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.11 01:02:16" (1/1) ... [2020-11-30 01:02:16,509 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-30 01:02:16,541 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 01:02:16,551 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 55 states and 74 transitions. [2020-11-30 01:02:16,552 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 74 transitions. [2020-11-30 01:02:16,557 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2020-11-30 01:02:16,557 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 01:02:16,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 01:02:16,844 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-30 01:02:16,856 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 01:02:16,857 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 55 states and 72 transitions. [2020-11-30 01:02:16,857 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 72 transitions. [2020-11-30 01:02:16,860 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2020-11-30 01:02:16,861 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 01:02:16,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 01:02:16,976 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-30 01:02:16,997 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 01:02:16,999 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 57 states and 75 transitions. [2020-11-30 01:02:16,999 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 75 transitions. [2020-11-30 01:02:17,000 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2020-11-30 01:02:17,000 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 01:02:17,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 01:02:17,146 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-30 01:02:17,314 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 01:02:17,315 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 60 states and 81 transitions. [2020-11-30 01:02:17,315 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 81 transitions. [2020-11-30 01:02:17,317 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2020-11-30 01:02:17,317 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 01:02:17,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 01:02:17,433 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-30 01:02:17,755 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 01:02:17,757 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 68 states and 95 transitions. [2020-11-30 01:02:17,758 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 95 transitions. [2020-11-30 01:02:17,759 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2020-11-30 01:02:17,759 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 01:02:17,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 01:02:17,846 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-30 01:02:17,860 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 01:02:17,862 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 69 states and 96 transitions. [2020-11-30 01:02:17,862 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 96 transitions. [2020-11-30 01:02:17,863 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2020-11-30 01:02:17,864 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 01:02:17,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 01:02:17,948 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-30 01:02:17,962 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 01:02:17,964 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 70 states and 97 transitions. [2020-11-30 01:02:17,964 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 97 transitions. [2020-11-30 01:02:17,965 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2020-11-30 01:02:17,965 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 01:02:17,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 01:02:18,094 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-30 01:02:18,995 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 01:02:18,997 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 88 states and 136 transitions. [2020-11-30 01:02:18,997 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 136 transitions. [2020-11-30 01:02:18,999 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2020-11-30 01:02:18,999 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 01:02:19,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-30 01:02:19,089 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-30 01:02:19,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-30 01:02:19,165 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-30 01:02:19,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-30 01:02:19,445 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-30 01:02:19,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-30 01:02:19,598 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-30 01:02:19,671 WARN L483 CodeCheckObserver]: This program is UNSAFE, Check terminated with 8 iterations. [2020-11-30 01:02:19,805 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 30.11 01:02:19 ImpRootNode [2020-11-30 01:02:19,806 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2020-11-30 01:02:19,806 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-11-30 01:02:19,807 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-11-30 01:02:19,807 INFO L275 PluginConnector]: Witness Printer initialized [2020-11-30 01:02:19,807 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.11 01:02:16" (3/4) ... [2020-11-30 01:02:19,809 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2020-11-30 01:02:20,037 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_82c9ad12-9f8d-4d73-ba2c-dc216cf19baa/bin/ukojak/witness.graphml [2020-11-30 01:02:20,037 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-11-30 01:02:20,039 INFO L168 Benchmark]: Toolchain (without parser) took 5581.09 ms. Allocated memory was 90.2 MB in the beginning and 132.1 MB in the end (delta: 41.9 MB). Free memory was 60.2 MB in the beginning and 96.1 MB in the end (delta: -35.9 MB). Peak memory consumption was 62.5 MB. Max. memory is 16.1 GB. [2020-11-30 01:02:20,040 INFO L168 Benchmark]: CDTParser took 0.25 ms. Allocated memory is still 90.2 MB. Free memory is still 49.7 MB. There was no memory consumed. Max. memory is 16.1 GB. [2020-11-30 01:02:20,040 INFO L168 Benchmark]: CACSL2BoogieTranslator took 527.66 ms. Allocated memory is still 90.2 MB. Free memory was 60.0 MB in the beginning and 56.5 MB in the end (delta: 3.5 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2020-11-30 01:02:20,041 INFO L168 Benchmark]: Boogie Procedure Inliner took 60.75 ms. Allocated memory is still 90.2 MB. Free memory was 56.2 MB in the beginning and 53.9 MB in the end (delta: 2.3 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-11-30 01:02:20,041 INFO L168 Benchmark]: Boogie Preprocessor took 39.18 ms. Allocated memory is still 90.2 MB. Free memory was 53.9 MB in the beginning and 52.1 MB in the end (delta: 1.8 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-11-30 01:02:20,042 INFO L168 Benchmark]: RCFGBuilder took 1391.25 ms. Allocated memory was 90.2 MB in the beginning and 109.1 MB in the end (delta: 18.9 MB). Free memory was 51.8 MB in the beginning and 58.7 MB in the end (delta: -6.9 MB). Peak memory consumption was 21.6 MB. Max. memory is 16.1 GB. [2020-11-30 01:02:20,042 INFO L168 Benchmark]: CodeCheck took 3318.72 ms. Allocated memory was 109.1 MB in the beginning and 132.1 MB in the end (delta: 23.1 MB). Free memory was 58.7 MB in the beginning and 40.0 MB in the end (delta: 18.7 MB). Peak memory consumption was 41.8 MB. Max. memory is 16.1 GB. [2020-11-30 01:02:20,043 INFO L168 Benchmark]: Witness Printer took 231.14 ms. Allocated memory is still 132.1 MB. Free memory was 40.0 MB in the beginning and 96.1 MB in the end (delta: -56.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-11-30 01:02:20,046 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 8 procedures, 55 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: UNSAFE, OverallTime: 3.1s, OverallIterations: 8, TraceHistogramMax: 0, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 2876 SDtfs, 608 SDslu, 1092 SDs, 0 SdLazy, 1000 SolverSat, 384 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 1.2s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 1184 GetRequests, 1142 SyntacticMatches, 0 SemanticMatches, 42 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 472 ImplicationChecksByTransitivity, 1.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 0.5s InterpolantComputationTime, 179 NumberOfCodeBlocks, 179 NumberOfCodeBlocksAsserted, 8 NumberOfCheckSat, 145 ConstructedInterpolants, 0 QuantifiedInterpolants, 7984 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: [L249] static struct __ACC__ERR *head = (struct __ACC__ERR *)0; [L446] int cleanupTimeShifts = 4; [L592] int pumpRunning = 0; [L593] int systemActive = 1; [L836] int waterLevel = 1; [L837] int methaneLevelCritical = 0; [L524] int retValue_acc ; [L525] int tmp ; [L71] int retValue_acc ; [L74] retValue_acc = 1 [L75] return (retValue_acc); [L531] tmp = valid_product() [L533] COND TRUE \read(tmp) [L768] int splverifierCounter ; [L769] int tmp ; [L770] int tmp___0 ; [L771] int tmp___1 ; [L772] int tmp___2 ; [L775] splverifierCounter = 0 VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L777] COND TRUE 1 VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L779] COND TRUE splverifierCounter < 4 [L785] tmp = __VERIFIER_nondet_int() [L787] COND TRUE \read(tmp) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L789] CALL waterRise() VAL [\old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L854] COND TRUE waterLevel < 2 [L855] waterLevel = waterLevel + 1 [L789] RET waterRise() VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L795] tmp___0 = __VERIFIER_nondet_int() [L797] COND FALSE !(\read(tmp___0)) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L805] tmp___2 = __VERIFIER_nondet_int() [L807] COND FALSE !(\read(tmp___2)) [L813] tmp___1 = __VERIFIER_nondet_int() [L815] COND TRUE \read(tmp___1) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L747] COND FALSE !(\read(pumpRunning)) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L754] systemActive = 0 VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L824] CALL timeShift() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L599] COND FALSE !(\read(pumpRunning)) VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L606] COND FALSE !(\read(systemActive)) VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L552] int tmp ; [L553] int tmp___0 ; [L554] int tmp___1 ; VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L558] CALL, EXPR isMethaneLevelCritical() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L875] int retValue_acc ; [L878] retValue_acc = methaneLevelCritical [L879] return (retValue_acc); [L558] RET, EXPR isMethaneLevelCritical() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L558] tmp = isMethaneLevelCritical() [L560] COND FALSE !(\read(tmp)) [L907] int retValue_acc ; [L910] retValue_acc = waterLevel [L911] return (retValue_acc); [L564] tmp___0 = getWaterLevel() [L566] COND TRUE tmp___0 == 2 [L680] int retValue_acc ; [L683] retValue_acc = pumpRunning [L684] return (retValue_acc); [L568] tmp___1 = isPumpRunning() [L570] 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_product20.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 0.25 ms. Allocated memory is still 90.2 MB. Free memory is still 49.7 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 527.66 ms. Allocated memory is still 90.2 MB. Free memory was 60.0 MB in the beginning and 56.5 MB in the end (delta: 3.5 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 60.75 ms. Allocated memory is still 90.2 MB. Free memory was 56.2 MB in the beginning and 53.9 MB in the end (delta: 2.3 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 39.18 ms. Allocated memory is still 90.2 MB. Free memory was 53.9 MB in the beginning and 52.1 MB in the end (delta: 1.8 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 1391.25 ms. Allocated memory was 90.2 MB in the beginning and 109.1 MB in the end (delta: 18.9 MB). Free memory was 51.8 MB in the beginning and 58.7 MB in the end (delta: -6.9 MB). Peak memory consumption was 21.6 MB. Max. memory is 16.1 GB. * CodeCheck took 3318.72 ms. Allocated memory was 109.1 MB in the beginning and 132.1 MB in the end (delta: 23.1 MB). Free memory was 58.7 MB in the beginning and 40.0 MB in the end (delta: 18.7 MB). Peak memory consumption was 41.8 MB. Max. memory is 16.1 GB. * Witness Printer took 231.14 ms. Allocated memory is still 132.1 MB. Free memory was 40.0 MB in the beginning and 96.1 MB in the end (delta: -56.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. RESULT: Ultimate proved your program to be incorrect! Received shutdown request...