./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec1_product54.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_29123398-ec99-405e-a60b-3f4d2ed9c6a1/bin/ukojak/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_29123398-ec99-405e-a60b-3f4d2ed9c6a1/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_29123398-ec99-405e-a60b-3f4d2ed9c6a1/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_29123398-ec99-405e-a60b-3f4d2ed9c6a1/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec1_product54.cil.c -s /tmp/vcloud-vcloud-master/worker/run_dir_29123398-ec99-405e-a60b-3f4d2ed9c6a1/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_29123398-ec99-405e-a60b-3f4d2ed9c6a1/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 9c69bef4f4f2450c32edaec1a26ef48007ef0e6d .......................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 [2020-11-29 23:35:55,908 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-29 23:35:55,910 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-29 23:35:55,966 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-29 23:35:55,978 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-29 23:35:55,985 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-29 23:35:55,987 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-29 23:35:55,990 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-29 23:35:55,992 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-29 23:35:55,994 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-29 23:35:55,995 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-29 23:35:55,997 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-29 23:35:55,997 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-29 23:35:55,999 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-29 23:35:56,000 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-29 23:35:56,002 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-29 23:35:56,003 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-29 23:35:56,004 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-29 23:35:56,007 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-29 23:35:56,009 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-29 23:35:56,011 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-29 23:35:56,013 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-29 23:35:56,015 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-29 23:35:56,016 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-29 23:35:56,020 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-29 23:35:56,020 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-29 23:35:56,021 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-29 23:35:56,022 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-29 23:35:56,022 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-29 23:35:56,024 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-29 23:35:56,024 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-29 23:35:56,025 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-29 23:35:56,026 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-29 23:35:56,028 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-29 23:35:56,029 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-29 23:35:56,030 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-29 23:35:56,031 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-29 23:35:56,031 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-29 23:35:56,032 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-29 23:35:56,033 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-29 23:35:56,034 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-29 23:35:56,035 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_29123398-ec99-405e-a60b-3f4d2ed9c6a1/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2020-11-29 23:35:56,058 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-29 23:35:56,064 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-29 23:35:56,066 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-11-29 23:35:56,066 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2020-11-29 23:35:56,067 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-29 23:35:56,068 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-29 23:35:56,068 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-29 23:35:56,068 INFO L138 SettingsManager]: * sizeof long=4 [2020-11-29 23:35:56,069 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-29 23:35:56,069 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-11-29 23:35:56,070 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-29 23:35:56,070 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-29 23:35:56,071 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-29 23:35:56,071 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-29 23:35:56,071 INFO L138 SettingsManager]: * sizeof long double=12 [2020-11-29 23:35:56,071 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-29 23:35:56,072 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-29 23:35:56,072 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-29 23:35:56,072 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2020-11-29 23:35:56,073 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2020-11-29 23:35:56,073 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-29 23:35:56,073 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-29 23:35:56,074 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-11-29 23:35:56,074 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-29 23:35:56,074 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-29 23:35:56,075 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-29 23:35:56,075 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2020-11-29 23:35:56,075 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-11-29 23:35:56,075 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-29 23:35:56,077 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_29123398-ec99-405e-a60b-3f4d2ed9c6a1/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_29123398-ec99-405e-a60b-3f4d2ed9c6a1/bin/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9c69bef4f4f2450c32edaec1a26ef48007ef0e6d [2020-11-29 23:35:56,372 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-29 23:35:56,393 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-29 23:35:56,396 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-29 23:35:56,397 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-29 23:35:56,398 INFO L275 PluginConnector]: CDTParser initialized [2020-11-29 23:35:56,399 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_29123398-ec99-405e-a60b-3f4d2ed9c6a1/bin/ukojak/../../sv-benchmarks/c/product-lines/minepump_spec1_product54.cil.c [2020-11-29 23:35:56,473 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_29123398-ec99-405e-a60b-3f4d2ed9c6a1/bin/ukojak/data/ecece7496/4a1d806a07324afbb00824c3b76589d4/FLAG0b5a5ada7 [2020-11-29 23:35:57,009 INFO L306 CDTParser]: Found 1 translation units. [2020-11-29 23:35:57,010 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_29123398-ec99-405e-a60b-3f4d2ed9c6a1/sv-benchmarks/c/product-lines/minepump_spec1_product54.cil.c [2020-11-29 23:35:57,030 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_29123398-ec99-405e-a60b-3f4d2ed9c6a1/bin/ukojak/data/ecece7496/4a1d806a07324afbb00824c3b76589d4/FLAG0b5a5ada7 [2020-11-29 23:35:57,301 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_29123398-ec99-405e-a60b-3f4d2ed9c6a1/bin/ukojak/data/ecece7496/4a1d806a07324afbb00824c3b76589d4 [2020-11-29 23:35:57,304 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-29 23:35:57,306 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-29 23:35:57,309 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-29 23:35:57,309 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-29 23:35:57,313 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-29 23:35:57,315 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 11:35:57" (1/1) ... [2020-11-29 23:35:57,317 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3ce1e9c1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 11:35:57, skipping insertion in model container [2020-11-29 23:35:57,317 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 11:35:57" (1/1) ... [2020-11-29 23:35:57,325 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-29 23:35:57,392 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-29 23:35:57,772 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-29 23:35:57,782 INFO L203 MainTranslator]: Completed pre-run [2020-11-29 23:35:57,881 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-29 23:35:57,919 INFO L208 MainTranslator]: Completed translation [2020-11-29 23:35:57,920 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 11:35:57 WrapperNode [2020-11-29 23:35:57,920 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-29 23:35:57,921 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-11-29 23:35:57,921 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-11-29 23:35:57,922 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-11-29 23:35:57,930 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 11:35:57" (1/1) ... [2020-11-29 23:35:57,948 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 11:35:57" (1/1) ... [2020-11-29 23:35:57,985 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-11-29 23:35:57,987 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-11-29 23:35:57,987 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-11-29 23:35:57,987 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-11-29 23:35:57,996 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 11:35:57" (1/1) ... [2020-11-29 23:35:57,996 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 11:35:57" (1/1) ... [2020-11-29 23:35:58,000 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 11:35:57" (1/1) ... [2020-11-29 23:35:58,001 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 11:35:57" (1/1) ... [2020-11-29 23:35:58,014 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 11:35:57" (1/1) ... [2020-11-29 23:35:58,020 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 11:35:57" (1/1) ... [2020-11-29 23:35:58,023 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 11:35:57" (1/1) ... [2020-11-29 23:35:58,027 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-11-29 23:35:58,028 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-11-29 23:35:58,029 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-11-29 23:35:58,029 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-11-29 23:35:58,033 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 11:35:57" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_29123398-ec99-405e-a60b-3f4d2ed9c6a1/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 [2020-11-29 23:35:58,126 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-11-29 23:35:58,127 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2020-11-29 23:35:58,127 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2020-11-29 23:35:58,127 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-11-29 23:35:58,127 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-11-29 23:35:58,127 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-11-29 23:35:58,128 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-11-29 23:35:58,128 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-11-29 23:35:58,128 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-11-29 23:35:58,128 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2020-11-29 23:35:58,128 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2020-11-29 23:35:58,129 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-11-29 23:35:58,129 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-11-29 23:35:58,129 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__lowWaterSensor [2020-11-29 23:35:58,129 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__lowWaterSensor [2020-11-29 23:35:58,129 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-11-29 23:35:58,130 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-11-29 23:35:58,130 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-11-29 23:35:58,130 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-11-29 23:35:58,130 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-11-29 23:35:58,130 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-11-29 23:35:58,130 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-11-29 23:35:59,621 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-11-29 23:35:59,622 INFO L298 CfgBuilder]: Removed 44 assume(true) statements. [2020-11-29 23:35:59,623 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 11:35:59 BoogieIcfgContainer [2020-11-29 23:35:59,624 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-11-29 23:35:59,624 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2020-11-29 23:35:59,624 INFO L271 PluginConnector]: Initializing CodeCheck... [2020-11-29 23:35:59,634 INFO L275 PluginConnector]: CodeCheck initialized [2020-11-29 23:35:59,634 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 11:35:59" (1/1) ... [2020-11-29 23:35:59,641 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 23:35:59,673 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 23:35:59,683 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 66 states and 88 transitions. [2020-11-29 23:35:59,683 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 88 transitions. [2020-11-29 23:35:59,689 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2020-11-29 23:35:59,689 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 23:35:59,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 23:36:00,031 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 23:36:00,048 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 23:36:00,052 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 66 states and 86 transitions. [2020-11-29 23:36:00,052 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 86 transitions. [2020-11-29 23:36:00,055 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2020-11-29 23:36:00,056 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 23:36:00,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 23:36:00,198 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 23:36:00,228 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 23:36:00,230 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 68 states and 89 transitions. [2020-11-29 23:36:00,231 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 89 transitions. [2020-11-29 23:36:00,234 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2020-11-29 23:36:00,235 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 23:36:00,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 23:36:00,424 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 23:36:00,905 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 23:36:00,907 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 81 states and 115 transitions. [2020-11-29 23:36:00,907 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 115 transitions. [2020-11-29 23:36:00,909 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2020-11-29 23:36:00,909 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 23:36:00,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 23:36:00,987 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 23:36:01,002 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 23:36:01,004 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 82 states and 116 transitions. [2020-11-29 23:36:01,007 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 116 transitions. [2020-11-29 23:36:01,009 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2020-11-29 23:36:01,011 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 23:36:01,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 23:36:01,104 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 23:36:01,891 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 23:36:01,894 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 97 states and 148 transitions. [2020-11-29 23:36:01,894 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 148 transitions. [2020-11-29 23:36:01,901 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2020-11-29 23:36:01,901 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 23:36:01,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 23:36:01,952 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 23:36:01,967 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 23:36:01,969 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 98 states and 149 transitions. [2020-11-29 23:36:01,970 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 149 transitions. [2020-11-29 23:36:01,972 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2020-11-29 23:36:01,972 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 23:36:01,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 23:36:02,013 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2020-11-29 23:36:02,042 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 23:36:02,044 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 150 states to 99 states and 150 transitions. [2020-11-29 23:36:02,044 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 150 transitions. [2020-11-29 23:36:02,046 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2020-11-29 23:36:02,046 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 23:36:02,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 23:36:02,206 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 23:36:02,325 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 23:36:02,326 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 101 states and 156 transitions. [2020-11-29 23:36:02,326 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 156 transitions. [2020-11-29 23:36:02,328 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2020-11-29 23:36:02,328 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 23:36:02,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 23:36:02,369 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2020-11-29 23:36:02,399 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 23:36:02,401 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 169 states to 105 states and 165 transitions. [2020-11-29 23:36:02,401 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 165 transitions. [2020-11-29 23:36:02,402 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2020-11-29 23:36:02,403 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 23:36:02,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 23:36:02,664 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 23:36:04,492 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 23:36:04,493 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 213 states to 121 states and 208 transitions. [2020-11-29 23:36:04,493 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 208 transitions. [2020-11-29 23:36:04,495 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2020-11-29 23:36:04,495 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 23:36:04,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 23:36:04,544 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2020-11-29 23:36:04,749 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 23:36:04,751 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 224 states to 126 states and 219 transitions. [2020-11-29 23:36:04,751 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 219 transitions. [2020-11-29 23:36:04,753 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2020-11-29 23:36:04,753 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 23:36:04,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 23:36:04,799 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2020-11-29 23:36:04,824 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 23:36:04,828 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 227 states to 127 states and 222 transitions. [2020-11-29 23:36:04,828 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 222 transitions. [2020-11-29 23:36:04,832 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2020-11-29 23:36:04,834 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 23:36:04,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 23:36:04,893 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2020-11-29 23:36:04,994 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 23:36:04,998 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 230 states to 129 states and 225 transitions. [2020-11-29 23:36:04,999 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 225 transitions. [2020-11-29 23:36:05,003 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2020-11-29 23:36:05,005 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 23:36:05,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 23:36:05,077 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 23:36:05,759 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 23:36:05,760 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 230 states to 129 states and 223 transitions. [2020-11-29 23:36:05,760 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 223 transitions. [2020-11-29 23:36:05,762 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2020-11-29 23:36:05,762 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 23:36:05,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-29 23:36:05,821 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-29 23:36:05,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-29 23:36:05,902 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-29 23:36:06,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-29 23:36:06,101 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-29 23:36:06,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-29 23:36:06,201 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-29 23:36:06,352 WARN L483 CodeCheckObserver]: This program is UNSAFE, Check terminated with 15 iterations. [2020-11-29 23:36:06,558 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 29.11 11:36:06 ImpRootNode [2020-11-29 23:36:06,558 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2020-11-29 23:36:06,559 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-11-29 23:36:06,559 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-11-29 23:36:06,559 INFO L275 PluginConnector]: Witness Printer initialized [2020-11-29 23:36:06,560 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 11:35:59" (3/4) ... [2020-11-29 23:36:06,562 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2020-11-29 23:36:06,743 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_29123398-ec99-405e-a60b-3f4d2ed9c6a1/bin/ukojak/witness.graphml [2020-11-29 23:36:06,743 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-11-29 23:36:06,745 INFO L168 Benchmark]: Toolchain (without parser) took 9437.61 ms. Allocated memory was 86.0 MB in the beginning and 192.9 MB in the end (delta: 107.0 MB). Free memory was 54.8 MB in the beginning and 146.2 MB in the end (delta: -91.4 MB). Peak memory consumption was 15.5 MB. Max. memory is 16.1 GB. [2020-11-29 23:36:06,745 INFO L168 Benchmark]: CDTParser took 0.28 ms. Allocated memory is still 86.0 MB. Free memory is still 43.5 MB. There was no memory consumed. Max. memory is 16.1 GB. [2020-11-29 23:36:06,746 INFO L168 Benchmark]: CACSL2BoogieTranslator took 611.08 ms. Allocated memory was 86.0 MB in the beginning and 104.9 MB in the end (delta: 18.9 MB). Free memory was 54.6 MB in the beginning and 71.9 MB in the end (delta: -17.3 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2020-11-29 23:36:06,749 INFO L168 Benchmark]: Boogie Procedure Inliner took 64.66 ms. Allocated memory is still 104.9 MB. Free memory was 71.9 MB in the beginning and 69.1 MB in the end (delta: 2.8 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-11-29 23:36:06,749 INFO L168 Benchmark]: Boogie Preprocessor took 41.18 ms. Allocated memory is still 104.9 MB. Free memory was 69.1 MB in the beginning and 67.1 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-11-29 23:36:06,750 INFO L168 Benchmark]: RCFGBuilder took 1595.16 ms. Allocated memory is still 104.9 MB. Free memory was 67.1 MB in the beginning and 41.0 MB in the end (delta: 26.1 MB). Peak memory consumption was 41.9 MB. Max. memory is 16.1 GB. [2020-11-29 23:36:06,750 INFO L168 Benchmark]: CodeCheck took 6934.05 ms. Allocated memory was 104.9 MB in the beginning and 192.9 MB in the end (delta: 88.1 MB). Free memory was 41.0 MB in the beginning and 162.0 MB in the end (delta: -120.9 MB). Peak memory consumption was 57.4 MB. Max. memory is 16.1 GB. [2020-11-29 23:36:06,751 INFO L168 Benchmark]: Witness Printer took 184.32 ms. Allocated memory is still 192.9 MB. Free memory was 162.0 MB in the beginning and 146.2 MB in the end (delta: 15.7 MB). Peak memory consumption was 16.8 MB. Max. memory is 16.1 GB. [2020-11-29 23:36:06,755 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 10 procedures, 66 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: UNSAFE, OverallTime: 6.6s, OverallIterations: 15, TraceHistogramMax: 0, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 415642 SDtfs, 134948 SDslu, 243948 SDs, 0 SdLazy, 221200 SolverSat, 80572 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 5.6s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 3681 GetRequests, 3564 SyntacticMatches, 37 SemanticMatches, 80 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4173 ImplicationChecksByTransitivity, 3.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.1s SsaConstructionTime, 0.5s SatisfiabilityAnalysisTime, 0.9s InterpolantComputationTime, 428 NumberOfCodeBlocks, 428 NumberOfCodeBlocksAsserted, 15 NumberOfCheckSat, 377 ConstructedInterpolants, 0 QuantifiedInterpolants, 22485 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 14 InterpolantComputations, 14 PerfectInterpolantSequences, 34/34 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: [L42] int cleanupTimeShifts = 4; [L231] int pumpRunning = 0; [L232] int systemActive = 1; [L693] static struct __ACC__ERR *head = (struct __ACC__ERR *)0; [L891] int waterLevel = 1; [L892] int methaneLevelCritical = 0; [L123] int retValue_acc ; [L124] int tmp ; [L489] int retValue_acc ; [L492] retValue_acc = 1 [L493] return (retValue_acc); [L130] tmp = valid_product() [L132] COND TRUE \read(tmp) [L148] int splverifierCounter ; [L149] int tmp ; [L150] int tmp___0 ; [L151] int tmp___1 ; [L152] int tmp___2 ; [L155] splverifierCounter = 0 VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L157] COND TRUE 1 VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L159] COND TRUE splverifierCounter < 4 [L165] tmp = __VERIFIER_nondet_int() [L167] COND TRUE \read(tmp) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L169] CALL waterRise() VAL [\old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L909] COND TRUE waterLevel < 2 [L910] waterLevel = waterLevel + 1 [L169] RET waterRise() VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L175] tmp___0 = __VERIFIER_nondet_int() [L177] COND TRUE \read(tmp___0) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L179] CALL changeMethaneLevel() VAL [\old(methaneLevelCritical)=0, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L921] COND FALSE !(\read(methaneLevelCritical)) [L924] methaneLevelCritical = 1 [L179] RET changeMethaneLevel() VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L185] tmp___2 = __VERIFIER_nondet_int() [L187] COND FALSE !(\read(tmp___2)) [L193] tmp___1 = __VERIFIER_nondet_int() [L195] COND TRUE \read(tmp___1) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L202] CALL timeShift() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L239] COND FALSE !(\read(pumpRunning)) VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L246] COND TRUE \read(systemActive) [L320] int tmp ; VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L323] COND FALSE !(\read(pumpRunning)) VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L338] CALL processEnvironment__wrappee__lowWaterSensor() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L294] int tmp ; VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L297] COND FALSE !(\read(pumpRunning)) VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L312] CALL processEnvironment__wrappee__highWaterSensor() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L268] int tmp ; VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L271] COND TRUE ! pumpRunning [L417] int retValue_acc ; [L418] int tmp ; [L419] int tmp___0 ; [L971] int retValue_acc ; [L974] COND FALSE !(waterLevel < 2) [L978] retValue_acc = 0 [L979] return (retValue_acc); [L423] tmp = isHighWaterSensorDry() [L425] COND FALSE !(\read(tmp)) [L428] tmp___0 = 1 [L430] retValue_acc = tmp___0 [L431] return (retValue_acc); [L273] tmp = isHighWaterLevel() [L275] COND TRUE \read(tmp) [L348] pumpRunning = 1 VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] [L312] RET processEnvironment__wrappee__highWaterSensor() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] [L338] RET processEnvironment__wrappee__lowWaterSensor() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] [L499] int tmp ; [L500] int tmp___0 ; VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] [L504] CALL, EXPR isMethaneLevelCritical() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] [L930] int retValue_acc ; [L933] retValue_acc = methaneLevelCritical [L934] return (retValue_acc); [L504] RET, EXPR isMethaneLevelCritical() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] [L504] tmp = isMethaneLevelCritical() [L506] COND TRUE \read(tmp) [L372] int retValue_acc ; [L375] retValue_acc = pumpRunning [L376] return (retValue_acc); [L508] tmp___0 = isPumpRunning() [L510] COND TRUE \read(tmp___0) VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] [L3] __assert_fail("0", "minepump_spec1_product54.cil.c", 3, "reach_error") VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28 ms. Allocated memory is still 86.0 MB. Free memory is still 43.5 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 611.08 ms. Allocated memory was 86.0 MB in the beginning and 104.9 MB in the end (delta: 18.9 MB). Free memory was 54.6 MB in the beginning and 71.9 MB in the end (delta: -17.3 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 64.66 ms. Allocated memory is still 104.9 MB. Free memory was 71.9 MB in the beginning and 69.1 MB in the end (delta: 2.8 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 41.18 ms. Allocated memory is still 104.9 MB. Free memory was 69.1 MB in the beginning and 67.1 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 1595.16 ms. Allocated memory is still 104.9 MB. Free memory was 67.1 MB in the beginning and 41.0 MB in the end (delta: 26.1 MB). Peak memory consumption was 41.9 MB. Max. memory is 16.1 GB. * CodeCheck took 6934.05 ms. Allocated memory was 104.9 MB in the beginning and 192.9 MB in the end (delta: 88.1 MB). Free memory was 41.0 MB in the beginning and 162.0 MB in the end (delta: -120.9 MB). Peak memory consumption was 57.4 MB. Max. memory is 16.1 GB. * Witness Printer took 184.32 ms. Allocated memory is still 192.9 MB. Free memory was 162.0 MB in the beginning and 146.2 MB in the end (delta: 15.7 MB). Peak memory consumption was 16.8 MB. Max. memory is 16.1 GB. RESULT: Ultimate proved your program to be incorrect! Received shutdown request...