./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec3_product14.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 69874e26 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_a5d1e104-8e7d-47f7-a37f-b3d1428a7163/bin/ukojak/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_a5d1e104-8e7d-47f7-a37f-b3d1428a7163/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_a5d1e104-8e7d-47f7-a37f-b3d1428a7163/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_a5d1e104-8e7d-47f7-a37f-b3d1428a7163/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec3_product14.cil.c -s /tmp/vcloud-vcloud-master/worker/run_dir_a5d1e104-8e7d-47f7-a37f-b3d1428a7163/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_a5d1e104-8e7d-47f7-a37f-b3d1428a7163/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 8369ffe6be6d2c55428400826fc244d656d1bbae ................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE --- Real Ultimate output --- This is Ultimate 0.2.0-69874e2 [2020-12-01 17:03:46,823 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-12-01 17:03:46,826 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-12-01 17:03:46,884 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-12-01 17:03:46,885 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-12-01 17:03:46,892 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-12-01 17:03:46,903 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-12-01 17:03:46,912 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-12-01 17:03:46,918 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-12-01 17:03:46,925 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-12-01 17:03:46,927 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-12-01 17:03:46,928 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-12-01 17:03:46,929 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-12-01 17:03:46,932 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-12-01 17:03:46,934 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-12-01 17:03:46,936 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-12-01 17:03:46,937 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-12-01 17:03:46,938 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-12-01 17:03:46,945 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-12-01 17:03:46,950 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-12-01 17:03:46,954 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-12-01 17:03:46,959 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-12-01 17:03:46,961 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-12-01 17:03:46,962 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-12-01 17:03:46,968 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-12-01 17:03:46,969 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-12-01 17:03:46,969 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-12-01 17:03:46,971 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-12-01 17:03:46,972 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-12-01 17:03:46,974 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-12-01 17:03:46,974 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-12-01 17:03:46,975 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-12-01 17:03:46,977 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-12-01 17:03:46,979 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-12-01 17:03:46,980 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-12-01 17:03:46,980 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-12-01 17:03:46,981 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-12-01 17:03:46,982 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-12-01 17:03:46,982 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-12-01 17:03:46,983 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-12-01 17:03:46,984 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-12-01 17:03:46,987 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_a5d1e104-8e7d-47f7-a37f-b3d1428a7163/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2020-12-01 17:03:47,029 INFO L113 SettingsManager]: Loading preferences was successful [2020-12-01 17:03:47,030 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-12-01 17:03:47,031 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-12-01 17:03:47,031 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2020-12-01 17:03:47,032 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-12-01 17:03:47,032 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-12-01 17:03:47,033 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-12-01 17:03:47,033 INFO L138 SettingsManager]: * sizeof long=4 [2020-12-01 17:03:47,033 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-12-01 17:03:47,033 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-12-01 17:03:47,035 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-12-01 17:03:47,035 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-12-01 17:03:47,035 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-12-01 17:03:47,035 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-12-01 17:03:47,036 INFO L138 SettingsManager]: * sizeof long double=12 [2020-12-01 17:03:47,036 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-12-01 17:03:47,036 INFO L138 SettingsManager]: * Use constant arrays=true [2020-12-01 17:03:47,036 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-12-01 17:03:47,036 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2020-12-01 17:03:47,037 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2020-12-01 17:03:47,037 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-12-01 17:03:47,037 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-12-01 17:03:47,037 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-12-01 17:03:47,038 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-12-01 17:03:47,038 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-12-01 17:03:47,038 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-12-01 17:03:47,038 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2020-12-01 17:03:47,039 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-12-01 17:03:47,039 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-12-01 17:03:47,041 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_a5d1e104-8e7d-47f7-a37f-b3d1428a7163/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_a5d1e104-8e7d-47f7-a37f-b3d1428a7163/bin/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8369ffe6be6d2c55428400826fc244d656d1bbae [2020-12-01 17:03:47,430 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-12-01 17:03:47,470 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-12-01 17:03:47,480 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-12-01 17:03:47,482 INFO L271 PluginConnector]: Initializing CDTParser... [2020-12-01 17:03:47,483 INFO L275 PluginConnector]: CDTParser initialized [2020-12-01 17:03:47,484 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_a5d1e104-8e7d-47f7-a37f-b3d1428a7163/bin/ukojak/../../sv-benchmarks/c/product-lines/minepump_spec3_product14.cil.c [2020-12-01 17:03:47,553 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_a5d1e104-8e7d-47f7-a37f-b3d1428a7163/bin/ukojak/data/00e40c2e9/10ed50f009394270b6c867f8c5ac6c0f/FLAG17d5a4841 [2020-12-01 17:03:48,272 INFO L306 CDTParser]: Found 1 translation units. [2020-12-01 17:03:48,272 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_a5d1e104-8e7d-47f7-a37f-b3d1428a7163/sv-benchmarks/c/product-lines/minepump_spec3_product14.cil.c [2020-12-01 17:03:48,288 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_a5d1e104-8e7d-47f7-a37f-b3d1428a7163/bin/ukojak/data/00e40c2e9/10ed50f009394270b6c867f8c5ac6c0f/FLAG17d5a4841 [2020-12-01 17:03:48,528 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_a5d1e104-8e7d-47f7-a37f-b3d1428a7163/bin/ukojak/data/00e40c2e9/10ed50f009394270b6c867f8c5ac6c0f [2020-12-01 17:03:48,531 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-12-01 17:03:48,533 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-12-01 17:03:48,546 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-12-01 17:03:48,547 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-12-01 17:03:48,554 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-12-01 17:03:48,555 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 05:03:48" (1/1) ... [2020-12-01 17:03:48,557 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1d3b64b2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:03:48, skipping insertion in model container [2020-12-01 17:03:48,557 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 05:03:48" (1/1) ... [2020-12-01 17:03:48,565 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-12-01 17:03:48,625 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-12-01 17:03:49,044 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-01 17:03:49,062 INFO L203 MainTranslator]: Completed pre-run [2020-12-01 17:03:49,232 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-01 17:03:49,263 INFO L208 MainTranslator]: Completed translation [2020-12-01 17:03:49,263 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:03:49 WrapperNode [2020-12-01 17:03:49,264 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-12-01 17:03:49,265 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-12-01 17:03:49,265 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-12-01 17:03:49,265 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-12-01 17:03:49,275 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:03:49" (1/1) ... [2020-12-01 17:03:49,312 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:03:49" (1/1) ... [2020-12-01 17:03:49,341 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-12-01 17:03:49,342 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-12-01 17:03:49,342 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-12-01 17:03:49,342 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-12-01 17:03:49,351 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:03:49" (1/1) ... [2020-12-01 17:03:49,351 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:03:49" (1/1) ... [2020-12-01 17:03:49,355 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:03:49" (1/1) ... [2020-12-01 17:03:49,356 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:03:49" (1/1) ... [2020-12-01 17:03:49,365 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:03:49" (1/1) ... [2020-12-01 17:03:49,371 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:03:49" (1/1) ... [2020-12-01 17:03:49,374 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:03:49" (1/1) ... [2020-12-01 17:03:49,378 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-12-01 17:03:49,379 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-12-01 17:03:49,379 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-12-01 17:03:49,380 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-12-01 17:03:49,381 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:03:49" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_a5d1e104-8e7d-47f7-a37f-b3d1428a7163/bin/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-12-01 17:03:49,491 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-12-01 17:03:49,492 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-12-01 17:03:49,492 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-12-01 17:03:49,493 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-12-01 17:03:49,493 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-12-01 17:03:49,494 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-12-01 17:03:49,494 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-12-01 17:03:49,495 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-12-01 17:03:49,495 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-12-01 17:03:49,496 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2020-12-01 17:03:49,496 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2020-12-01 17:03:49,496 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-12-01 17:03:49,496 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-12-01 17:03:49,497 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-12-01 17:03:49,497 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-12-01 17:03:49,497 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-12-01 17:03:49,497 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-12-01 17:03:49,498 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-12-01 17:03:51,036 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-12-01 17:03:51,037 INFO L298 CfgBuilder]: Removed 36 assume(true) statements. [2020-12-01 17:03:51,039 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 05:03:51 BoogieIcfgContainer [2020-12-01 17:03:51,039 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-12-01 17:03:51,040 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2020-12-01 17:03:51,040 INFO L271 PluginConnector]: Initializing CodeCheck... [2020-12-01 17:03:51,052 INFO L275 PluginConnector]: CodeCheck initialized [2020-12-01 17:03:51,052 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 05:03:51" (1/1) ... [2020-12-01 17:03:51,063 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-01 17:03:51,096 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:03:51,106 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 53 states and 69 transitions. [2020-12-01 17:03:51,107 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 69 transitions. [2020-12-01 17:03:51,112 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2020-12-01 17:03:51,113 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:03:51,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:03:51,359 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 17:03:51,378 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:03:51,381 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 53 states and 67 transitions. [2020-12-01 17:03:51,382 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 67 transitions. [2020-12-01 17:03:51,385 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2020-12-01 17:03:51,385 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:03:51,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:03:51,570 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 17:03:51,605 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:03:51,607 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 55 states and 70 transitions. [2020-12-01 17:03:51,607 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 70 transitions. [2020-12-01 17:03:51,608 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2020-12-01 17:03:51,609 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:03:51,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:03:51,875 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 17:03:52,134 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:03:52,136 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 69 states and 102 transitions. [2020-12-01 17:03:52,137 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 102 transitions. [2020-12-01 17:03:52,138 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2020-12-01 17:03:52,139 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:03:52,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:03:52,227 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 17:03:52,817 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:03:52,820 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 79 states and 128 transitions. [2020-12-01 17:03:52,826 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 128 transitions. [2020-12-01 17:03:52,829 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2020-12-01 17:03:52,834 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:03:52,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-12-01 17:03:52,942 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-12-01 17:03:53,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-12-01 17:03:53,061 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-12-01 17:03:53,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-12-01 17:03:53,402 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-12-01 17:03:53,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-12-01 17:03:53,496 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-12-01 17:03:54,289 WARN L483 CodeCheckObserver]: This program is UNSAFE, Check terminated with 5 iterations. [2020-12-01 17:03:54,456 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 01.12 05:03:54 ImpRootNode [2020-12-01 17:03:54,457 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2020-12-01 17:03:54,457 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-12-01 17:03:54,458 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-12-01 17:03:54,458 INFO L275 PluginConnector]: Witness Printer initialized [2020-12-01 17:03:54,458 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 05:03:51" (3/4) ... [2020-12-01 17:03:54,460 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2020-12-01 17:03:54,578 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_a5d1e104-8e7d-47f7-a37f-b3d1428a7163/bin/ukojak/witness.graphml [2020-12-01 17:03:54,578 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-12-01 17:03:54,580 INFO L168 Benchmark]: Toolchain (without parser) took 6045.63 ms. Allocated memory was 100.7 MB in the beginning and 121.6 MB in the end (delta: 21.0 MB). Free memory was 63.7 MB in the beginning and 54.7 MB in the end (delta: 9.0 MB). Peak memory consumption was 28.7 MB. Max. memory is 16.1 GB. [2020-12-01 17:03:54,580 INFO L168 Benchmark]: CDTParser took 0.25 ms. Allocated memory is still 100.7 MB. Free memory is still 81.0 MB. There was no memory consumed. Max. memory is 16.1 GB. [2020-12-01 17:03:54,581 INFO L168 Benchmark]: CACSL2BoogieTranslator took 717.63 ms. Allocated memory is still 100.7 MB. Free memory was 63.5 MB in the beginning and 66.1 MB in the end (delta: -2.6 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2020-12-01 17:03:54,582 INFO L168 Benchmark]: Boogie Procedure Inliner took 76.22 ms. Allocated memory is still 100.7 MB. Free memory was 66.1 MB in the beginning and 63.6 MB in the end (delta: 2.5 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-12-01 17:03:54,582 INFO L168 Benchmark]: Boogie Preprocessor took 36.73 ms. Allocated memory is still 100.7 MB. Free memory was 63.6 MB in the beginning and 61.9 MB in the end (delta: 1.7 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-12-01 17:03:54,586 INFO L168 Benchmark]: RCFGBuilder took 1660.23 ms. Allocated memory was 100.7 MB in the beginning and 121.6 MB in the end (delta: 21.0 MB). Free memory was 61.9 MB in the beginning and 59.7 MB in the end (delta: 2.1 MB). Peak memory consumption was 36.5 MB. Max. memory is 16.1 GB. [2020-12-01 17:03:54,587 INFO L168 Benchmark]: CodeCheck took 3416.51 ms. Allocated memory is still 121.6 MB. Free memory was 59.7 MB in the beginning and 65.1 MB in the end (delta: -5.4 MB). There was no memory consumed. Max. memory is 16.1 GB. [2020-12-01 17:03:54,587 INFO L168 Benchmark]: Witness Printer took 120.83 ms. Allocated memory is still 121.6 MB. Free memory was 65.1 MB in the beginning and 54.7 MB in the end (delta: 10.5 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2020-12-01 17:03:54,590 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, 53 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: UNSAFE, OverallTime: 3.2s, OverallIterations: 5, TraceHistogramMax: 0, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 418 SDtfs, 128 SDslu, 268 SDs, 0 SdLazy, 206 SolverSat, 58 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.4s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 645 GetRequests, 615 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 224 ImplicationChecksByTransitivity, 0.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.5s SatisfiabilityAnalysisTime, 0.3s InterpolantComputationTime, 105 NumberOfCodeBlocks, 105 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 74 ConstructedInterpolants, 0 QuantifiedInterpolants, 3196 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 4 InterpolantComputations, 4 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: [L133] int pumpRunning = 0; [L134] int systemActive = 1; [L460] static struct __ACC__ERR *head = (struct __ACC__ERR *)0; [L727] int cleanupTimeShifts = 4; [L823] int waterLevel = 1; [L824] int methaneLevelCritical = 0; [L800] int retValue_acc ; [L801] int tmp ; [L80] int retValue_acc ; [L83] retValue_acc = 1 [L84] return (retValue_acc); [L807] tmp = valid_product() [L809] COND TRUE \read(tmp) [L661] int splverifierCounter ; [L662] int tmp ; [L663] int tmp___0 ; [L664] int tmp___1 ; [L665] int tmp___2 ; [L668] splverifierCounter = 0 VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L670] COND TRUE 1 VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L672] COND TRUE splverifierCounter < 4 [L678] tmp = __VERIFIER_nondet_int() [L680] COND TRUE \read(tmp) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L682] CALL waterRise() VAL [\old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L841] COND TRUE waterLevel < 2 [L842] waterLevel = waterLevel + 1 [L682] RET waterRise() VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L688] tmp___0 = __VERIFIER_nondet_int() [L690] COND FALSE !(\read(tmp___0)) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L698] tmp___2 = __VERIFIER_nondet_int() [L700] COND FALSE !(\read(tmp___2)) [L706] tmp___1 = __VERIFIER_nondet_int() [L708] COND TRUE \read(tmp___1) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L715] CALL timeShift() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L140] COND FALSE !(\read(pumpRunning)) VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L147] COND TRUE \read(systemActive) [L169] int tmp ; VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L172] COND FALSE !(\read(pumpRunning)) VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L187] FCALL processEnvironment__wrappee__methaneQuery() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L93] int tmp ; [L94] int tmp___0 ; [L95] int tmp___1 ; VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L99] CALL, EXPR isMethaneLevelCritical() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L862] int retValue_acc ; [L865] retValue_acc = methaneLevelCritical [L866] return (retValue_acc); [L99] RET, EXPR isMethaneLevelCritical() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L99] tmp = isMethaneLevelCritical() [L101] COND FALSE !(\read(tmp)) [L894] int retValue_acc ; [L897] retValue_acc = waterLevel [L898] return (retValue_acc); [L105] tmp___0 = getWaterLevel() [L107] COND TRUE tmp___0 == 2 [L238] int retValue_acc ; [L241] retValue_acc = pumpRunning [L242] return (retValue_acc); [L109] tmp___1 = isPumpRunning() [L111] COND FALSE !(\read(tmp___1)) VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L3] __assert_fail("0", "minepump_spec3_product14.cil.c", 3, "reach_error") VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25 ms. Allocated memory is still 100.7 MB. Free memory is still 81.0 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 717.63 ms. Allocated memory is still 100.7 MB. Free memory was 63.5 MB in the beginning and 66.1 MB in the end (delta: -2.6 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 76.22 ms. Allocated memory is still 100.7 MB. Free memory was 66.1 MB in the beginning and 63.6 MB in the end (delta: 2.5 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 36.73 ms. Allocated memory is still 100.7 MB. Free memory was 63.6 MB in the beginning and 61.9 MB in the end (delta: 1.7 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 1660.23 ms. Allocated memory was 100.7 MB in the beginning and 121.6 MB in the end (delta: 21.0 MB). Free memory was 61.9 MB in the beginning and 59.7 MB in the end (delta: 2.1 MB). Peak memory consumption was 36.5 MB. Max. memory is 16.1 GB. * CodeCheck took 3416.51 ms. Allocated memory is still 121.6 MB. Free memory was 59.7 MB in the beginning and 65.1 MB in the end (delta: -5.4 MB). There was no memory consumed. Max. memory is 16.1 GB. * Witness Printer took 120.83 ms. Allocated memory is still 121.6 MB. Free memory was 65.1 MB in the beginning and 54.7 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...