./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec1_product41.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_f85e02ac-ff14-424e-b0af-cfce5a8a26c4/bin/ukojak/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_f85e02ac-ff14-424e-b0af-cfce5a8a26c4/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_f85e02ac-ff14-424e-b0af-cfce5a8a26c4/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_f85e02ac-ff14-424e-b0af-cfce5a8a26c4/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec1_product41.cil.c -s /tmp/vcloud-vcloud-master/worker/run_dir_f85e02ac-ff14-424e-b0af-cfce5a8a26c4/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_f85e02ac-ff14-424e-b0af-cfce5a8a26c4/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 0e896c9575d2274fe1bd6f66c7235e6d3190661d ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 04:40:30,848 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-28 04:40:30,851 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-28 04:40:30,891 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-28 04:40:30,892 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-28 04:40:30,898 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-28 04:40:30,901 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-28 04:40:30,910 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-28 04:40:30,913 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-28 04:40:30,918 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-28 04:40:30,919 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-28 04:40:30,921 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-28 04:40:30,922 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-28 04:40:30,925 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-28 04:40:30,926 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-28 04:40:30,929 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-28 04:40:30,930 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-28 04:40:30,931 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-28 04:40:30,937 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-28 04:40:30,944 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-28 04:40:30,946 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-28 04:40:30,947 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-28 04:40:30,949 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-28 04:40:30,950 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-28 04:40:30,953 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-28 04:40:30,954 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-28 04:40:30,954 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-28 04:40:30,956 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-28 04:40:30,956 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-28 04:40:30,958 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-28 04:40:30,958 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-28 04:40:30,959 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-28 04:40:30,961 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-28 04:40:30,962 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-28 04:40:30,963 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-28 04:40:30,963 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-28 04:40:30,964 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-28 04:40:30,964 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-28 04:40:30,965 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-28 04:40:30,966 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-28 04:40:30,967 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-28 04:40:30,970 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_f85e02ac-ff14-424e-b0af-cfce5a8a26c4/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2020-11-28 04:40:31,008 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-28 04:40:31,008 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-28 04:40:31,010 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-11-28 04:40:31,010 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2020-11-28 04:40:31,010 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-28 04:40:31,011 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-28 04:40:31,011 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-28 04:40:31,011 INFO L138 SettingsManager]: * sizeof long=4 [2020-11-28 04:40:31,011 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-28 04:40:31,012 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-11-28 04:40:31,013 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-28 04:40:31,013 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-28 04:40:31,013 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-28 04:40:31,013 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-28 04:40:31,014 INFO L138 SettingsManager]: * sizeof long double=12 [2020-11-28 04:40:31,014 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-28 04:40:31,014 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-28 04:40:31,014 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-28 04:40:31,015 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2020-11-28 04:40:31,015 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2020-11-28 04:40:31,015 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-28 04:40:31,015 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-28 04:40:31,015 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-11-28 04:40:31,016 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-28 04:40:31,016 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-28 04:40:31,016 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-28 04:40:31,016 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2020-11-28 04:40:31,017 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-11-28 04:40:31,017 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-28 04:40:31,018 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_f85e02ac-ff14-424e-b0af-cfce5a8a26c4/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_f85e02ac-ff14-424e-b0af-cfce5a8a26c4/bin/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0e896c9575d2274fe1bd6f66c7235e6d3190661d [2020-11-28 04:40:31,311 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-28 04:40:31,335 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-28 04:40:31,381 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-28 04:40:31,382 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-28 04:40:31,383 INFO L275 PluginConnector]: CDTParser initialized [2020-11-28 04:40:31,384 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_f85e02ac-ff14-424e-b0af-cfce5a8a26c4/bin/ukojak/../../sv-benchmarks/c/product-lines/minepump_spec1_product41.cil.c [2020-11-28 04:40:31,479 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_f85e02ac-ff14-424e-b0af-cfce5a8a26c4/bin/ukojak/data/abc43faab/4ae0bebec4214e06b681f4f1389366f9/FLAG868b8a838 [2020-11-28 04:40:32,064 INFO L306 CDTParser]: Found 1 translation units. [2020-11-28 04:40:32,065 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_f85e02ac-ff14-424e-b0af-cfce5a8a26c4/sv-benchmarks/c/product-lines/minepump_spec1_product41.cil.c [2020-11-28 04:40:32,079 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_f85e02ac-ff14-424e-b0af-cfce5a8a26c4/bin/ukojak/data/abc43faab/4ae0bebec4214e06b681f4f1389366f9/FLAG868b8a838 [2020-11-28 04:40:32,351 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_f85e02ac-ff14-424e-b0af-cfce5a8a26c4/bin/ukojak/data/abc43faab/4ae0bebec4214e06b681f4f1389366f9 [2020-11-28 04:40:32,353 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-28 04:40:32,355 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-28 04:40:32,356 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-28 04:40:32,357 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-28 04:40:32,372 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-28 04:40:32,373 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 04:40:32" (1/1) ... [2020-11-28 04:40:32,375 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6a468ce2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:40:32, skipping insertion in model container [2020-11-28 04:40:32,376 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 04:40:32" (1/1) ... [2020-11-28 04:40:32,382 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-28 04:40:32,421 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-28 04:40:32,720 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-28 04:40:32,730 INFO L203 MainTranslator]: Completed pre-run [2020-11-28 04:40:32,825 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-28 04:40:32,865 INFO L208 MainTranslator]: Completed translation [2020-11-28 04:40:32,866 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:40:32 WrapperNode [2020-11-28 04:40:32,866 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-28 04:40:32,867 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-11-28 04:40:32,868 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-11-28 04:40:32,868 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-11-28 04:40:32,876 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:40:32" (1/1) ... [2020-11-28 04:40:32,910 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:40:32" (1/1) ... [2020-11-28 04:40:32,956 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-11-28 04:40:32,957 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-11-28 04:40:32,957 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-11-28 04:40:32,957 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-11-28 04:40:32,966 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:40:32" (1/1) ... [2020-11-28 04:40:32,966 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:40:32" (1/1) ... [2020-11-28 04:40:32,981 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:40:32" (1/1) ... [2020-11-28 04:40:32,981 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:40:32" (1/1) ... [2020-11-28 04:40:32,989 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:40:32" (1/1) ... [2020-11-28 04:40:33,010 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:40:32" (1/1) ... [2020-11-28 04:40:33,012 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:40:32" (1/1) ... [2020-11-28 04:40:33,015 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-11-28 04:40:33,016 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-11-28 04:40:33,016 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-11-28 04:40:33,017 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-11-28 04:40:33,017 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:40:32" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f85e02ac-ff14-424e-b0af-cfce5a8a26c4/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 04:40:33,095 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-11-28 04:40:33,095 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2020-11-28 04:40:33,095 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2020-11-28 04:40:33,095 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-11-28 04:40:33,095 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-11-28 04:40:33,096 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-11-28 04:40:33,096 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-11-28 04:40:33,096 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-11-28 04:40:33,097 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-11-28 04:40:33,097 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-11-28 04:40:33,097 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-11-28 04:40:33,097 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-11-28 04:40:33,097 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-11-28 04:40:33,097 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-11-28 04:40:33,097 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-11-28 04:40:33,098 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-11-28 04:40:35,058 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-11-28 04:40:35,059 INFO L298 CfgBuilder]: Removed 40 assume(true) statements. [2020-11-28 04:40:35,061 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 04:40:35 BoogieIcfgContainer [2020-11-28 04:40:35,061 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-11-28 04:40:35,062 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2020-11-28 04:40:35,062 INFO L271 PluginConnector]: Initializing CodeCheck... [2020-11-28 04:40:35,071 INFO L275 PluginConnector]: CodeCheck initialized [2020-11-28 04:40:35,072 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 04:40:35" (1/1) ... [2020-11-28 04:40:35,081 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-28 04:40:35,109 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-28 04:40:35,118 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 48 states and 63 transitions. [2020-11-28 04:40:35,119 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 63 transitions. [2020-11-28 04:40:35,124 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2020-11-28 04:40:35,124 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-28 04:40:35,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 04:40:35,450 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 04:40:35,468 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-28 04:40:35,471 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 48 states and 61 transitions. [2020-11-28 04:40:35,471 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 61 transitions. [2020-11-28 04:40:35,474 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2020-11-28 04:40:35,474 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-28 04:40:35,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 04:40:35,694 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 04:40:35,726 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-28 04:40:35,728 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 50 states and 64 transitions. [2020-11-28 04:40:35,728 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 64 transitions. [2020-11-28 04:40:35,729 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2020-11-28 04:40:35,729 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-28 04:40:35,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 04:40:35,839 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 04:40:36,148 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-28 04:40:36,149 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 59 states and 82 transitions. [2020-11-28 04:40:36,150 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 82 transitions. [2020-11-28 04:40:36,151 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2020-11-28 04:40:36,151 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-28 04:40:36,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 04:40:36,196 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 04:40:36,213 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-28 04:40:36,215 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 60 states and 83 transitions. [2020-11-28 04:40:36,217 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 83 transitions. [2020-11-28 04:40:36,219 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2020-11-28 04:40:36,221 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-28 04:40:36,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 04:40:36,309 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 04:40:36,775 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-28 04:40:36,777 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 70 states and 104 transitions. [2020-11-28 04:40:36,777 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 104 transitions. [2020-11-28 04:40:36,779 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2020-11-28 04:40:36,779 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-28 04:40:36,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 04:40:36,838 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 04:40:36,850 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-28 04:40:36,852 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 71 states and 105 transitions. [2020-11-28 04:40:36,852 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 105 transitions. [2020-11-28 04:40:36,853 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2020-11-28 04:40:36,853 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-28 04:40:36,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 04:40:37,005 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 04:40:37,678 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-28 04:40:37,681 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 87 states and 138 transitions. [2020-11-28 04:40:37,681 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 138 transitions. [2020-11-28 04:40:37,682 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2020-11-28 04:40:37,682 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-28 04:40:37,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 04:40:37,767 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-11-28 04:40:37,913 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-28 04:40:37,915 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143 states to 90 states and 143 transitions. [2020-11-28 04:40:37,916 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 143 transitions. [2020-11-28 04:40:37,917 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2020-11-28 04:40:37,917 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-28 04:40:37,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 04:40:38,022 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 04:40:38,410 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-28 04:40:38,412 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 153 states to 96 states and 152 transitions. [2020-11-28 04:40:38,412 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 152 transitions. [2020-11-28 04:40:38,414 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2020-11-28 04:40:38,414 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-28 04:40:38,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 04:40:38,457 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 04:40:38,559 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-28 04:40:38,561 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 154 states to 97 states and 153 transitions. [2020-11-28 04:40:38,561 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 153 transitions. [2020-11-28 04:40:38,562 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2020-11-28 04:40:38,562 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-28 04:40:38,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 04:40:38,817 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-11-28 04:40:39,487 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-28 04:40:39,488 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 168 states to 102 states and 165 transitions. [2020-11-28 04:40:39,488 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 165 transitions. [2020-11-28 04:40:39,491 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2020-11-28 04:40:39,491 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-28 04:40:39,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 04:40:39,556 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2020-11-28 04:40:39,704 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-28 04:40:39,707 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 177 states to 107 states and 174 transitions. [2020-11-28 04:40:39,707 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 174 transitions. [2020-11-28 04:40:39,712 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2020-11-28 04:40:39,712 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-28 04:40:39,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 04:40:39,754 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2020-11-28 04:40:39,778 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-28 04:40:39,780 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 178 states to 108 states and 175 transitions. [2020-11-28 04:40:39,781 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 175 transitions. [2020-11-28 04:40:39,783 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2020-11-28 04:40:39,783 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-28 04:40:39,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 04:40:39,843 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2020-11-28 04:40:40,063 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-28 04:40:40,065 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 184 states to 111 states and 181 transitions. [2020-11-28 04:40:40,065 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 181 transitions. [2020-11-28 04:40:40,066 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2020-11-28 04:40:40,066 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-28 04:40:40,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 04:40:40,144 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2020-11-28 04:40:41,193 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-28 04:40:41,195 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 209 states to 120 states and 206 transitions. [2020-11-28 04:40:41,196 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 206 transitions. [2020-11-28 04:40:41,199 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2020-11-28 04:40:41,200 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-28 04:40:41,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 04:40:41,253 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2020-11-28 04:40:41,725 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-28 04:40:41,727 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 230 states to 131 states and 227 transitions. [2020-11-28 04:40:41,727 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 227 transitions. [2020-11-28 04:40:41,728 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2020-11-28 04:40:41,728 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-28 04:40:41,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 04:40:41,791 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 5 proven. 3 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2020-11-28 04:40:42,998 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-28 04:40:43,000 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 245 states to 139 states and 242 transitions. [2020-11-28 04:40:43,000 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 242 transitions. [2020-11-28 04:40:43,003 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2020-11-28 04:40:43,003 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-28 04:40:43,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 04:40:43,642 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2020-11-28 04:40:46,897 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-28 04:40:46,900 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 286 states to 156 states and 281 transitions. [2020-11-28 04:40:46,902 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 281 transitions. [2020-11-28 04:40:46,905 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2020-11-28 04:40:46,905 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-28 04:40:46,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-28 04:40:46,985 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-28 04:40:47,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-28 04:40:47,075 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-28 04:40:47,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-28 04:40:47,370 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-28 04:40:47,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-28 04:40:47,485 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-28 04:40:47,626 WARN L483 CodeCheckObserver]: This program is UNSAFE, Check terminated with 19 iterations. [2020-11-28 04:40:47,842 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 28.11 04:40:47 ImpRootNode [2020-11-28 04:40:47,843 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2020-11-28 04:40:47,843 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-11-28 04:40:47,843 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-11-28 04:40:47,844 INFO L275 PluginConnector]: Witness Printer initialized [2020-11-28 04:40:47,844 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 04:40:35" (3/4) ... [2020-11-28 04:40:47,846 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2020-11-28 04:40:47,983 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_f85e02ac-ff14-424e-b0af-cfce5a8a26c4/bin/ukojak/witness.graphml [2020-11-28 04:40:47,984 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-11-28 04:40:47,986 INFO L168 Benchmark]: Toolchain (without parser) took 15630.10 ms. Allocated memory was 79.7 MB in the beginning and 281.0 MB in the end (delta: 201.3 MB). Free memory was 42.2 MB in the beginning and 233.8 MB in the end (delta: -191.7 MB). Peak memory consumption was 129.5 MB. Max. memory is 16.1 GB. [2020-11-28 04:40:47,987 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 79.7 MB. Free memory is still 59.7 MB. There was no memory consumed. Max. memory is 16.1 GB. [2020-11-28 04:40:47,987 INFO L168 Benchmark]: CACSL2BoogieTranslator took 510.13 ms. Allocated memory was 79.7 MB in the beginning and 109.1 MB in the end (delta: 29.4 MB). Free memory was 41.9 MB in the beginning and 77.6 MB in the end (delta: -35.6 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. [2020-11-28 04:40:47,988 INFO L168 Benchmark]: Boogie Procedure Inliner took 88.49 ms. Allocated memory is still 109.1 MB. Free memory was 77.6 MB in the beginning and 74.8 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-11-28 04:40:47,988 INFO L168 Benchmark]: Boogie Preprocessor took 58.86 ms. Allocated memory is still 109.1 MB. Free memory was 74.8 MB in the beginning and 72.7 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-11-28 04:40:47,989 INFO L168 Benchmark]: RCFGBuilder took 2044.68 ms. Allocated memory is still 109.1 MB. Free memory was 72.7 MB in the beginning and 47.5 MB in the end (delta: 25.2 MB). Peak memory consumption was 45.4 MB. Max. memory is 16.1 GB. [2020-11-28 04:40:47,989 INFO L168 Benchmark]: CodeCheck took 12781.09 ms. Allocated memory was 109.1 MB in the beginning and 232.8 MB in the end (delta: 123.7 MB). Free memory was 47.5 MB in the beginning and 74.2 MB in the end (delta: -26.7 MB). Peak memory consumption was 96.7 MB. Max. memory is 16.1 GB. [2020-11-28 04:40:47,989 INFO L168 Benchmark]: Witness Printer took 140.71 ms. Allocated memory was 232.8 MB in the beginning and 281.0 MB in the end (delta: 48.2 MB). Free memory was 74.2 MB in the beginning and 233.8 MB in the end (delta: -159.6 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. [2020-11-28 04:40:47,992 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 7 procedures, 48 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: UNSAFE, OverallTime: 12.5s, OverallIterations: 19, TraceHistogramMax: 0, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 5833300 SDtfs, 1950700 SDslu, 3005900 SDs, 0 SdLazy, 2695098 SolverSat, 701958 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 11.7s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 5508 GetRequests, 5314 SyntacticMatches, 10 SemanticMatches, 184 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13564 ImplicationChecksByTransitivity, 8.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.1s SsaConstructionTime, 0.7s SatisfiabilityAnalysisTime, 1.6s InterpolantComputationTime, 617 NumberOfCodeBlocks, 617 NumberOfCodeBlocksAsserted, 19 NumberOfCheckSat, 547 ConstructedInterpolants, 0 QuantifiedInterpolants, 48413 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 18 InterpolantComputations, 15 PerfectInterpolantSequences, 105/112 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; [L482] int waterLevel = 1; [L483] int methaneLevelCritical = 0; [L580] int pumpRunning = 0; [L581] int systemActive = 1; [L751] int cleanupTimeShifts = 4; [L827] int retValue_acc ; [L828] int tmp ; [L876] int retValue_acc ; [L879] retValue_acc = 1 [L880] return (retValue_acc); [L834] tmp = valid_product() [L836] COND TRUE \read(tmp) [L413] int splverifierCounter ; [L414] int tmp ; [L415] int tmp___0 ; [L416] int tmp___1 ; [L417] int tmp___2 ; [L420] splverifierCounter = 0 VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L422] COND TRUE 1 VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L424] COND TRUE splverifierCounter < 4 [L430] tmp = __VERIFIER_nondet_int() [L432] COND TRUE \read(tmp) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L434] CALL waterRise() VAL [\old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L500] COND TRUE waterLevel < 2 [L501] waterLevel = waterLevel + 1 [L434] RET waterRise() VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L440] tmp___0 = __VERIFIER_nondet_int() [L442] COND FALSE !(\read(tmp___0)) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L450] tmp___2 = __VERIFIER_nondet_int() [L452] COND FALSE !(\read(tmp___2)) [L456] tmp___1 = __VERIFIER_nondet_int() [L458] COND TRUE \read(tmp___1) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L465] CALL timeShift() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L588] COND FALSE !(\read(pumpRunning)) VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L595] COND TRUE \read(systemActive) [L617] int tmp ; VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L620] COND TRUE ! pumpRunning [L732] int retValue_acc ; [L733] int tmp ; [L734] int tmp___0 ; [L562] int retValue_acc ; [L565] COND FALSE !(waterLevel < 2) [L569] retValue_acc = 0 [L570] return (retValue_acc); [L738] tmp = isHighWaterSensorDry() [L740] COND FALSE !(\read(tmp)) [L743] tmp___0 = 1 [L745] retValue_acc = tmp___0 [L746] return (retValue_acc); [L622] tmp = isHighWaterLevel() [L624] COND TRUE \read(tmp) [L651] int tmp ; [L676] int retValue_acc ; VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L680] CALL, EXPR isMethaneLevelCritical() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L521] int retValue_acc ; [L524] retValue_acc = methaneLevelCritical [L525] return (retValue_acc); [L680] RET, EXPR isMethaneLevelCritical() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L680] retValue_acc = isMethaneLevelCritical() [L682] return (retValue_acc); [L655] tmp = isMethaneAlarm() [L657] COND FALSE !(\read(tmp)) [L645] pumpRunning = 1 VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=1, systemActive=1, waterLevel=2] [L895] int tmp ; [L896] int tmp___0 ; VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=1, systemActive=1, waterLevel=2] [L900] CALL, EXPR isMethaneLevelCritical() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=1, systemActive=1, waterLevel=2] [L521] int retValue_acc ; [L524] retValue_acc = methaneLevelCritical [L525] return (retValue_acc); [L900] RET, EXPR isMethaneLevelCritical() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=1, systemActive=1, waterLevel=2] [L900] tmp = isMethaneLevelCritical() [L902] COND FALSE !(\read(tmp)) VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=1, systemActive=1, waterLevel=2] [L465] RET timeShift() VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=1, systemActive=1, waterLevel=2] [L422] COND TRUE 1 VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=1, systemActive=1, waterLevel=2] [L424] COND TRUE splverifierCounter < 4 [L430] tmp = __VERIFIER_nondet_int() [L432] COND FALSE !(\read(tmp)) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=1, systemActive=1, waterLevel=2] [L440] tmp___0 = __VERIFIER_nondet_int() [L442] COND TRUE \read(tmp___0) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=1, systemActive=1, waterLevel=2] [L444] CALL changeMethaneLevel() VAL [\old(methaneLevelCritical)=0, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=1, systemActive=1, waterLevel=2] [L512] COND FALSE !(\read(methaneLevelCritical)) [L515] methaneLevelCritical = 1 [L444] RET changeMethaneLevel() VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] [L450] tmp___2 = __VERIFIER_nondet_int() [L452] COND TRUE \read(tmp___2) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] [L465] CALL timeShift() VAL [\old(pumpRunning)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] [L588] COND TRUE \read(pumpRunning) [L488] COND TRUE waterLevel > 0 [L489] waterLevel = waterLevel - 1 VAL [\old(pumpRunning)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=1] [L595] COND TRUE \read(systemActive) [L617] int tmp ; VAL [\old(pumpRunning)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=1] [L620] COND FALSE !(! pumpRunning) VAL [\old(pumpRunning)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=1] [L635] FCALL processEnvironment__wrappee__base() VAL [\old(pumpRunning)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=1] [L895] int tmp ; [L896] int tmp___0 ; VAL [\old(pumpRunning)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=1] [L900] CALL, EXPR isMethaneLevelCritical() VAL [\old(pumpRunning)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=1] [L521] int retValue_acc ; [L524] retValue_acc = methaneLevelCritical [L525] return (retValue_acc); [L900] RET, EXPR isMethaneLevelCritical() VAL [\old(pumpRunning)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=1] [L900] tmp = isMethaneLevelCritical() [L902] COND TRUE \read(tmp) [L687] int retValue_acc ; [L690] retValue_acc = pumpRunning [L691] return (retValue_acc); [L904] tmp___0 = isPumpRunning() [L906] COND TRUE \read(tmp___0) VAL [\old(pumpRunning)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=1] [L3] __assert_fail("0", "minepump_spec1_product41.cil.c", 3, "reach_error") VAL [\old(pumpRunning)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=1] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20 ms. Allocated memory is still 79.7 MB. Free memory is still 59.7 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 510.13 ms. Allocated memory was 79.7 MB in the beginning and 109.1 MB in the end (delta: 29.4 MB). Free memory was 41.9 MB in the beginning and 77.6 MB in the end (delta: -35.6 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 88.49 ms. Allocated memory is still 109.1 MB. Free memory was 77.6 MB in the beginning and 74.8 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 58.86 ms. Allocated memory is still 109.1 MB. Free memory was 74.8 MB in the beginning and 72.7 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 2044.68 ms. Allocated memory is still 109.1 MB. Free memory was 72.7 MB in the beginning and 47.5 MB in the end (delta: 25.2 MB). Peak memory consumption was 45.4 MB. Max. memory is 16.1 GB. * CodeCheck took 12781.09 ms. Allocated memory was 109.1 MB in the beginning and 232.8 MB in the end (delta: 123.7 MB). Free memory was 47.5 MB in the beginning and 74.2 MB in the end (delta: -26.7 MB). Peak memory consumption was 96.7 MB. Max. memory is 16.1 GB. * Witness Printer took 140.71 ms. Allocated memory was 232.8 MB in the beginning and 281.0 MB in the end (delta: 48.2 MB). Free memory was 74.2 MB in the beginning and 233.8 MB in the end (delta: -159.6 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. RESULT: Ultimate proved your program to be incorrect! Received shutdown request...