./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec1_product03.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version aef121e0 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11700a56-3fb0-47f0-89ad-4d5ac4fedba6/bin/ukojak-LBtLqBUTdQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11700a56-3fb0-47f0-89ad-4d5ac4fedba6/bin/ukojak-LBtLqBUTdQ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11700a56-3fb0-47f0-89ad-4d5ac4fedba6/bin/ukojak-LBtLqBUTdQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11700a56-3fb0-47f0-89ad-4d5ac4fedba6/bin/ukojak-LBtLqBUTdQ/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec1_product03.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11700a56-3fb0-47f0-89ad-4d5ac4fedba6/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11700a56-3fb0-47f0-89ad-4d5ac4fedba6/bin/ukojak-LBtLqBUTdQ --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 e4c4c3413bc835a2ad2589a294742fc0b7117f4143aba1ac8a9769f1c40db06f --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-23 00:49:25,982 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 00:49:25,986 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 00:49:26,026 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 00:49:26,027 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 00:49:26,029 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 00:49:26,030 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 00:49:26,033 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 00:49:26,035 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 00:49:26,036 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 00:49:26,037 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 00:49:26,039 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 00:49:26,039 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 00:49:26,041 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 00:49:26,042 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 00:49:26,044 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 00:49:26,045 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 00:49:26,046 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 00:49:26,049 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 00:49:26,051 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 00:49:26,053 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 00:49:26,055 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 00:49:26,057 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 00:49:26,058 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 00:49:26,062 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 00:49:26,062 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 00:49:26,062 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 00:49:26,064 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 00:49:26,067 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 00:49:26,069 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 00:49:26,069 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 00:49:26,070 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 00:49:26,071 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 00:49:26,072 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 00:49:26,073 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 00:49:26,073 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 00:49:26,074 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 00:49:26,074 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 00:49:26,075 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 00:49:26,076 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 00:49:26,077 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 00:49:26,081 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11700a56-3fb0-47f0-89ad-4d5ac4fedba6/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 00:49:26,132 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 00:49:26,133 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 00:49:26,134 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 00:49:26,134 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 00:49:26,135 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 00:49:26,135 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 00:49:26,135 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 00:49:26,135 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 00:49:26,142 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 00:49:26,142 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 00:49:26,142 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 00:49:26,142 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 00:49:26,142 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 00:49:26,143 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 00:49:26,143 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 00:49:26,143 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 00:49:26,143 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 00:49:26,143 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 00:49:26,144 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 00:49:26,144 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 00:49:26,144 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 00:49:26,144 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 00:49:26,144 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 00:49:26,145 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 00:49:26,145 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 00:49:26,145 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 00:49:26,145 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 00:49:26,145 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 00:49:26,145 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_worker_vcloud-master_on_vcloud-master/run_dir_11700a56-3fb0-47f0-89ad-4d5ac4fedba6/bin/ukojak-LBtLqBUTdQ/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11700a56-3fb0-47f0-89ad-4d5ac4fedba6/bin/ukojak-LBtLqBUTdQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e4c4c3413bc835a2ad2589a294742fc0b7117f4143aba1ac8a9769f1c40db06f [2021-11-23 00:49:26,416 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 00:49:26,435 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 00:49:26,437 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 00:49:26,439 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 00:49:26,440 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 00:49:26,441 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11700a56-3fb0-47f0-89ad-4d5ac4fedba6/bin/ukojak-LBtLqBUTdQ/../../sv-benchmarks/c/product-lines/minepump_spec1_product03.cil.c [2021-11-23 00:49:26,501 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11700a56-3fb0-47f0-89ad-4d5ac4fedba6/bin/ukojak-LBtLqBUTdQ/data/aa3a97cfe/6162e181f26245919ac438de0b3d1900/FLAG6f56dd28d [2021-11-23 00:49:27,074 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 00:49:27,075 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11700a56-3fb0-47f0-89ad-4d5ac4fedba6/sv-benchmarks/c/product-lines/minepump_spec1_product03.cil.c [2021-11-23 00:49:27,087 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11700a56-3fb0-47f0-89ad-4d5ac4fedba6/bin/ukojak-LBtLqBUTdQ/data/aa3a97cfe/6162e181f26245919ac438de0b3d1900/FLAG6f56dd28d [2021-11-23 00:49:27,342 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11700a56-3fb0-47f0-89ad-4d5ac4fedba6/bin/ukojak-LBtLqBUTdQ/data/aa3a97cfe/6162e181f26245919ac438de0b3d1900 [2021-11-23 00:49:27,345 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 00:49:27,346 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 00:49:27,348 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 00:49:27,348 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 00:49:27,358 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 00:49:27,359 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 12:49:27" (1/1) ... [2021-11-23 00:49:27,360 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5a60998d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:49:27, skipping insertion in model container [2021-11-23 00:49:27,361 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 12:49:27" (1/1) ... [2021-11-23 00:49:27,370 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 00:49:27,436 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 00:49:27,659 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11700a56-3fb0-47f0-89ad-4d5ac4fedba6/sv-benchmarks/c/product-lines/minepump_spec1_product03.cil.c[6886,6899] [2021-11-23 00:49:27,727 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 00:49:27,739 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 00:49:27,777 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11700a56-3fb0-47f0-89ad-4d5ac4fedba6/sv-benchmarks/c/product-lines/minepump_spec1_product03.cil.c[6886,6899] [2021-11-23 00:49:27,814 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 00:49:27,833 INFO L208 MainTranslator]: Completed translation [2021-11-23 00:49:27,833 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:49:27 WrapperNode [2021-11-23 00:49:27,833 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 00:49:27,835 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 00:49:27,835 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 00:49:27,835 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 00:49:27,843 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:49:27" (1/1) ... [2021-11-23 00:49:27,859 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:49:27" (1/1) ... [2021-11-23 00:49:27,905 INFO L137 Inliner]: procedures = 50, calls = 146, calls flagged for inlining = 18, calls inlined = 15, statements flattened = 187 [2021-11-23 00:49:27,910 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 00:49:27,911 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 00:49:27,911 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 00:49:27,911 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 00:49:27,917 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:49:27" (1/1) ... [2021-11-23 00:49:27,917 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:49:27" (1/1) ... [2021-11-23 00:49:27,920 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:49:27" (1/1) ... [2021-11-23 00:49:27,920 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:49:27" (1/1) ... [2021-11-23 00:49:27,927 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:49:27" (1/1) ... [2021-11-23 00:49:27,933 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:49:27" (1/1) ... [2021-11-23 00:49:27,939 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:49:27" (1/1) ... [2021-11-23 00:49:27,941 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 00:49:27,942 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 00:49:27,943 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 00:49:27,943 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 00:49:27,944 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:49:27" (1/1) ... [2021-11-23 00:49:27,952 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 00:49:27,978 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11700a56-3fb0-47f0-89ad-4d5ac4fedba6/bin/ukojak-LBtLqBUTdQ/z3 [2021-11-23 00:49:27,991 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11700a56-3fb0-47f0-89ad-4d5ac4fedba6/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 00:49:27,994 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11700a56-3fb0-47f0-89ad-4d5ac4fedba6/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 00:49:28,025 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 00:49:28,025 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2021-11-23 00:49:28,026 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2021-11-23 00:49:28,027 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2021-11-23 00:49:28,027 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2021-11-23 00:49:28,028 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2021-11-23 00:49:28,028 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2021-11-23 00:49:28,028 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2021-11-23 00:49:28,028 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2021-11-23 00:49:28,028 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 00:49:28,028 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2021-11-23 00:49:28,028 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2021-11-23 00:49:28,029 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 00:49:28,029 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 00:49:28,119 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 00:49:28,121 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 00:49:28,445 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 00:49:28,539 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-23 00:49:28,539 INFO L301 CfgBuilder]: Removed 2 assume(true) statements. [2021-11-23 00:49:28,542 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 12:49:28 BoogieIcfgContainer [2021-11-23 00:49:28,542 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-23 00:49:28,543 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-23 00:49:28,543 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-23 00:49:28,551 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-23 00:49:28,551 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 12:49:28" (1/1) ... [2021-11-23 00:49:28,560 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 00:49:28,611 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:49:28,620 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 39 states and 49 transitions. [2021-11-23 00:49:28,621 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 49 transitions. [2021-11-23 00:49:28,626 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 00:49:28,626 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:49:28,628 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:49:28,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:49:28,860 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:49:28,893 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:49:28,894 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 39 states and 47 transitions. [2021-11-23 00:49:28,894 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 47 transitions. [2021-11-23 00:49:28,895 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 00:49:28,895 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:49:28,896 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:49:28,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:49:28,960 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:49:28,977 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:49:28,978 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 41 states and 50 transitions. [2021-11-23 00:49:28,978 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 50 transitions. [2021-11-23 00:49:28,979 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 00:49:28,980 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:49:28,980 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:49:29,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:49:29,156 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:49:29,376 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:49:29,379 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 52 states and 70 transitions. [2021-11-23 00:49:29,379 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 70 transitions. [2021-11-23 00:49:29,380 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-23 00:49:29,381 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:49:29,381 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:49:29,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:49:29,470 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:49:29,480 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:49:29,481 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 53 states and 71 transitions. [2021-11-23 00:49:29,481 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 71 transitions. [2021-11-23 00:49:29,482 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-23 00:49:29,482 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:49:29,483 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:49:29,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:49:29,602 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:49:30,170 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:49:30,172 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 66 states and 96 transitions. [2021-11-23 00:49:30,172 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 96 transitions. [2021-11-23 00:49:30,175 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 00:49:30,175 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:49:30,175 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:49:30,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:49:30,226 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:49:30,249 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:49:30,250 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 67 states and 97 transitions. [2021-11-23 00:49:30,250 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 97 transitions. [2021-11-23 00:49:30,252 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-23 00:49:30,252 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:49:30,255 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:49:30,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:49:30,296 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 00:49:30,414 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:49:30,417 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 72 states and 108 transitions. [2021-11-23 00:49:30,421 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 108 transitions. [2021-11-23 00:49:30,423 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-11-23 00:49:30,426 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:49:30,426 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:49:30,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:49:30,480 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 00:49:30,502 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:49:30,508 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 73 states and 109 transitions. [2021-11-23 00:49:30,509 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 109 transitions. [2021-11-23 00:49:30,516 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-11-23 00:49:30,520 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:49:30,520 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:49:30,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:49:30,722 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 00:49:31,185 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:49:31,186 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 76 states and 115 transitions. [2021-11-23 00:49:31,187 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 115 transitions. [2021-11-23 00:49:31,188 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-23 00:49:31,188 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:49:31,188 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:49:31,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:49:31,219 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 00:49:31,379 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:49:31,380 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 79 states and 122 transitions. [2021-11-23 00:49:31,380 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 122 transitions. [2021-11-23 00:49:31,381 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-11-23 00:49:31,382 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:49:31,382 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:49:31,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:49:31,426 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 00:49:31,462 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:49:31,464 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 127 states to 81 states and 125 transitions. [2021-11-23 00:49:31,464 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 125 transitions. [2021-11-23 00:49:31,465 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-23 00:49:31,465 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:49:31,465 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:49:31,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:49:31,557 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 11 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:49:31,775 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:49:31,776 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 84 states and 130 transitions. [2021-11-23 00:49:31,776 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 130 transitions. [2021-11-23 00:49:31,777 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-11-23 00:49:31,777 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:49:31,777 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:49:31,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:49:31,862 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 11 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:49:31,876 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:49:31,877 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 85 states and 131 transitions. [2021-11-23 00:49:31,877 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 131 transitions. [2021-11-23 00:49:31,878 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-23 00:49:31,878 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:49:31,879 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:49:31,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:49:31,935 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2021-11-23 00:49:31,953 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:49:31,954 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 88 states and 136 transitions. [2021-11-23 00:49:31,955 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 136 transitions. [2021-11-23 00:49:31,957 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-23 00:49:31,957 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:49:31,958 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:49:31,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:49:32,025 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2021-11-23 00:49:32,043 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:49:32,044 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 137 states to 89 states and 137 transitions. [2021-11-23 00:49:32,044 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 137 transitions. [2021-11-23 00:49:32,046 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-23 00:49:32,046 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:49:32,047 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:49:32,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:49:32,098 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2021-11-23 00:49:32,113 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:49:32,114 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 41 states and 50 transitions. [2021-11-23 00:49:32,114 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 50 transitions. [2021-11-23 00:49:32,115 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-11-23 00:49:32,115 WARN L419 CodeCheckObserver]: This Program is SAFE, Check terminated with 17 iterations. [2021-11-23 00:49:32,124 INFO L754 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2021-11-23 00:49:32,269 INFO L560 CodeCheckObserver]: Invariant with dag size 9 [2021-11-23 00:49:32,276 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-23 00:49:32,276 INFO L560 CodeCheckObserver]: Invariant with dag size 6 [2021-11-23 00:49:32,277 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-23 00:49:32,277 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-23 00:49:32,277 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-23 00:49:32,277 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-23 00:49:32,277 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-23 00:49:32,277 INFO L560 CodeCheckObserver]: Invariant with dag size 6 [2021-11-23 00:49:32,278 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-23 00:49:32,278 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-23 00:49:32,278 INFO L560 CodeCheckObserver]: Invariant with dag size 7 [2021-11-23 00:49:32,279 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-23 00:49:32,279 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 23.11 12:49:32 ImpRootNode [2021-11-23 00:49:32,279 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2021-11-23 00:49:32,280 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-11-23 00:49:32,280 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-11-23 00:49:32,280 INFO L275 PluginConnector]: Witness Printer initialized [2021-11-23 00:49:32,281 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 12:49:28" (3/4) ... [2021-11-23 00:49:32,284 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-11-23 00:49:32,289 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2021-11-23 00:49:32,289 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneLevelCritical [2021-11-23 00:49:32,289 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2021-11-23 00:49:32,289 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2021-11-23 00:49:32,290 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2021-11-23 00:49:32,297 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 70 nodes and edges [2021-11-23 00:49:32,297 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 25 nodes and edges [2021-11-23 00:49:32,298 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 12 nodes and edges [2021-11-23 00:49:32,298 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2021-11-23 00:49:32,299 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-11-23 00:49:32,299 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-11-23 00:49:32,300 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-11-23 00:49:32,360 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11700a56-3fb0-47f0-89ad-4d5ac4fedba6/bin/ukojak-LBtLqBUTdQ/witness.graphml [2021-11-23 00:49:32,360 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-11-23 00:49:32,361 INFO L158 Benchmark]: Toolchain (without parser) took 5014.62ms. Allocated memory was 79.7MB in the beginning and 117.4MB in the end (delta: 37.7MB). Free memory was 43.3MB in the beginning and 83.3MB in the end (delta: -40.0MB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 00:49:32,361 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 79.7MB. Free memory was 60.8MB in the beginning and 60.8MB in the end (delta: 37.5kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 00:49:32,362 INFO L158 Benchmark]: CACSL2BoogieTranslator took 486.07ms. Allocated memory was 79.7MB in the beginning and 96.5MB in the end (delta: 16.8MB). Free memory was 43.1MB in the beginning and 66.0MB in the end (delta: -22.9MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2021-11-23 00:49:32,363 INFO L158 Benchmark]: Boogie Procedure Inliner took 75.13ms. Allocated memory is still 96.5MB. Free memory was 66.0MB in the beginning and 63.8MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 00:49:32,363 INFO L158 Benchmark]: Boogie Preprocessor took 31.19ms. Allocated memory is still 96.5MB. Free memory was 63.8MB in the beginning and 62.3MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 00:49:32,363 INFO L158 Benchmark]: RCFGBuilder took 599.91ms. Allocated memory is still 96.5MB. Free memory was 62.3MB in the beginning and 44.3MB in the end (delta: 18.0MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2021-11-23 00:49:32,364 INFO L158 Benchmark]: CodeCheck took 3736.24ms. Allocated memory was 96.5MB in the beginning and 117.4MB in the end (delta: 21.0MB). Free memory was 44.0MB in the beginning and 88.5MB in the end (delta: -44.5MB). Peak memory consumption was 35.9MB. Max. memory is 16.1GB. [2021-11-23 00:49:32,364 INFO L158 Benchmark]: Witness Printer took 80.40ms. Allocated memory is still 117.4MB. Free memory was 88.5MB in the beginning and 83.3MB in the end (delta: 5.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2021-11-23 00:49:32,367 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 6 procedures, 39 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 3.5s, OverallIterations: 17, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 2060 SdHoareTripleChecker+Valid, 4.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 826 mSDsluCounter, 2110 SdHoareTripleChecker+Invalid, 3.4s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 1422 mSDsCounter, 790 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 2361 IncrementalHoareTripleChecker+Invalid, 3151 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 790 mSolverCounterUnsat, 820 mSDtfsCounter, 2361 mSolverCounterSat, 0.2s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 4279 GetRequests, 4206 SyntacticMatches, 3 SemanticMatches, 70 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1398 ImplicationChecksByTransitivity, 1.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.1s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 1.0s InterpolantComputationTime, 504 NumberOfCodeBlocks, 504 NumberOfCodeBlocksAsserted, 16 NumberOfCheckSat, 488 ConstructedInterpolants, 0 QuantifiedInterpolants, 919 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 16 InterpolantComputations, 13 PerfectInterpolantSequences, 174/177 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 - PositiveResult [Line: 471]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 65]: Loop Invariant Derived loop invariant: (!(splverifierCounter == 0) || pumpRunning == 0) || methaneLevelCritical == 0 - InvariantResult [Line: 171]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 453]: Loop Invariant Derived loop invariant: pumpRunning == 0 && methaneLevelCritical == 0 - InvariantResult [Line: 453]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 64]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 382]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 85]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 476]: Loop Invariant Derived loop invariant: pumpRunning == 0 || methaneLevelCritical == 0 - InvariantResult [Line: 471]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 55]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 484]: Loop Invariant Derived loop invariant: !(tmp == 0) || tmp == methaneLevelCritical - InvariantResult [Line: 372]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30ms. Allocated memory is still 79.7MB. Free memory was 60.8MB in the beginning and 60.8MB in the end (delta: 37.5kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 486.07ms. Allocated memory was 79.7MB in the beginning and 96.5MB in the end (delta: 16.8MB). Free memory was 43.1MB in the beginning and 66.0MB in the end (delta: -22.9MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 75.13ms. Allocated memory is still 96.5MB. Free memory was 66.0MB in the beginning and 63.8MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 31.19ms. Allocated memory is still 96.5MB. Free memory was 63.8MB in the beginning and 62.3MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 599.91ms. Allocated memory is still 96.5MB. Free memory was 62.3MB in the beginning and 44.3MB in the end (delta: 18.0MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 3736.24ms. Allocated memory was 96.5MB in the beginning and 117.4MB in the end (delta: 21.0MB). Free memory was 44.0MB in the beginning and 88.5MB in the end (delta: -44.5MB). Peak memory consumption was 35.9MB. Max. memory is 16.1GB. * Witness Printer took 80.40ms. Allocated memory is still 117.4MB. Free memory was 88.5MB in the beginning and 83.3MB in the end (delta: 5.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2021-11-23 00:49:32,426 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11700a56-3fb0-47f0-89ad-4d5ac4fedba6/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE