./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec1_product04.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_590cd89b-ea93-40db-a735-313fa756664f/bin/ukojak-LBtLqBUTdQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_590cd89b-ea93-40db-a735-313fa756664f/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_590cd89b-ea93-40db-a735-313fa756664f/bin/ukojak-LBtLqBUTdQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_590cd89b-ea93-40db-a735-313fa756664f/bin/ukojak-LBtLqBUTdQ/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec1_product04.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_590cd89b-ea93-40db-a735-313fa756664f/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_590cd89b-ea93-40db-a735-313fa756664f/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 67e8a37948bd5f43a3fb7848f413432f70349c69c24953f933a261c7c5558ab6 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-23 01:47:02,863 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 01:47:02,866 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 01:47:02,917 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 01:47:02,918 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 01:47:02,922 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 01:47:02,924 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 01:47:02,928 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 01:47:02,930 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 01:47:02,936 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 01:47:02,937 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 01:47:02,939 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 01:47:02,939 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 01:47:02,942 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 01:47:02,944 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 01:47:02,949 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 01:47:02,951 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 01:47:02,952 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 01:47:02,954 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 01:47:02,962 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 01:47:02,964 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 01:47:02,966 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 01:47:02,969 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 01:47:02,970 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 01:47:02,980 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 01:47:02,980 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 01:47:02,981 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 01:47:02,983 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 01:47:02,984 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 01:47:02,985 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 01:47:02,986 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 01:47:02,987 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 01:47:02,989 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 01:47:02,991 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 01:47:02,993 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 01:47:02,993 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 01:47:02,994 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 01:47:02,994 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 01:47:02,995 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 01:47:02,996 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 01:47:02,996 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 01:47:02,997 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_590cd89b-ea93-40db-a735-313fa756664f/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 01:47:03,042 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 01:47:03,042 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 01:47:03,044 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 01:47:03,045 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 01:47:03,045 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 01:47:03,046 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 01:47:03,046 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 01:47:03,046 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 01:47:03,046 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 01:47:03,047 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 01:47:03,048 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 01:47:03,048 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 01:47:03,048 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 01:47:03,049 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 01:47:03,049 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 01:47:03,049 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 01:47:03,049 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 01:47:03,049 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 01:47:03,050 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 01:47:03,050 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 01:47:03,050 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 01:47:03,050 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 01:47:03,051 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 01:47:03,051 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 01:47:03,051 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 01:47:03,051 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 01:47:03,051 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 01:47:03,052 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 01:47:03,052 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_590cd89b-ea93-40db-a735-313fa756664f/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_590cd89b-ea93-40db-a735-313fa756664f/bin/ukojak-LBtLqBUTdQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 67e8a37948bd5f43a3fb7848f413432f70349c69c24953f933a261c7c5558ab6 [2021-11-23 01:47:03,351 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 01:47:03,381 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 01:47:03,384 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 01:47:03,386 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 01:47:03,387 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 01:47:03,389 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_590cd89b-ea93-40db-a735-313fa756664f/bin/ukojak-LBtLqBUTdQ/../../sv-benchmarks/c/product-lines/minepump_spec1_product04.cil.c [2021-11-23 01:47:03,477 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_590cd89b-ea93-40db-a735-313fa756664f/bin/ukojak-LBtLqBUTdQ/data/a20c33ba9/02fbf2205797457aacbab4cdfef5cfa8/FLAGbbc181086 [2021-11-23 01:47:04,036 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 01:47:04,037 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_590cd89b-ea93-40db-a735-313fa756664f/sv-benchmarks/c/product-lines/minepump_spec1_product04.cil.c [2021-11-23 01:47:04,060 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_590cd89b-ea93-40db-a735-313fa756664f/bin/ukojak-LBtLqBUTdQ/data/a20c33ba9/02fbf2205797457aacbab4cdfef5cfa8/FLAGbbc181086 [2021-11-23 01:47:04,348 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_590cd89b-ea93-40db-a735-313fa756664f/bin/ukojak-LBtLqBUTdQ/data/a20c33ba9/02fbf2205797457aacbab4cdfef5cfa8 [2021-11-23 01:47:04,350 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 01:47:04,352 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 01:47:04,353 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 01:47:04,354 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 01:47:04,357 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 01:47:04,358 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:47:04" (1/1) ... [2021-11-23 01:47:04,359 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@30f54fef and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:47:04, skipping insertion in model container [2021-11-23 01:47:04,359 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:47:04" (1/1) ... [2021-11-23 01:47:04,366 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 01:47:04,429 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 01:47:04,610 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_590cd89b-ea93-40db-a735-313fa756664f/sv-benchmarks/c/product-lines/minepump_spec1_product04.cil.c[1605,1618] [2021-11-23 01:47:04,758 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 01:47:04,768 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 01:47:04,783 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_590cd89b-ea93-40db-a735-313fa756664f/sv-benchmarks/c/product-lines/minepump_spec1_product04.cil.c[1605,1618] [2021-11-23 01:47:04,849 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 01:47:04,867 INFO L208 MainTranslator]: Completed translation [2021-11-23 01:47:04,868 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:47:04 WrapperNode [2021-11-23 01:47:04,868 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 01:47:04,869 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 01:47:04,870 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 01:47:04,870 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 01:47:04,878 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:47:04" (1/1) ... [2021-11-23 01:47:04,894 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:47:04" (1/1) ... [2021-11-23 01:47:04,926 INFO L137 Inliner]: procedures = 51, calls = 147, calls flagged for inlining = 19, calls inlined = 16, statements flattened = 190 [2021-11-23 01:47:04,932 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 01:47:04,933 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 01:47:04,934 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 01:47:04,934 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 01:47:04,943 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:47:04" (1/1) ... [2021-11-23 01:47:04,943 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:47:04" (1/1) ... [2021-11-23 01:47:04,958 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:47:04" (1/1) ... [2021-11-23 01:47:04,968 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:47:04" (1/1) ... [2021-11-23 01:47:04,975 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:47:04" (1/1) ... [2021-11-23 01:47:04,979 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:47:04" (1/1) ... [2021-11-23 01:47:04,983 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:47:04" (1/1) ... [2021-11-23 01:47:04,998 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 01:47:04,999 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 01:47:04,999 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 01:47:04,999 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 01:47:05,000 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:47:04" (1/1) ... [2021-11-23 01:47:05,015 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 01:47:05,029 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_590cd89b-ea93-40db-a735-313fa756664f/bin/ukojak-LBtLqBUTdQ/z3 [2021-11-23 01:47:05,047 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_590cd89b-ea93-40db-a735-313fa756664f/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 01:47:05,050 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_590cd89b-ea93-40db-a735-313fa756664f/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 01:47:05,087 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 01:47:05,088 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2021-11-23 01:47:05,088 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2021-11-23 01:47:05,091 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2021-11-23 01:47:05,091 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2021-11-23 01:47:05,091 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2021-11-23 01:47:05,091 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2021-11-23 01:47:05,092 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2021-11-23 01:47:05,092 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2021-11-23 01:47:05,093 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 01:47:05,093 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2021-11-23 01:47:05,093 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2021-11-23 01:47:05,093 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 01:47:05,097 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 01:47:05,170 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 01:47:05,172 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 01:47:05,540 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 01:47:05,626 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-23 01:47:05,626 INFO L301 CfgBuilder]: Removed 2 assume(true) statements. [2021-11-23 01:47:05,630 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:47:05 BoogieIcfgContainer [2021-11-23 01:47:05,631 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-23 01:47:05,632 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-23 01:47:05,632 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-23 01:47:05,642 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-23 01:47:05,643 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:47:05" (1/1) ... [2021-11-23 01:47:05,652 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 01:47:05,718 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:47:05,726 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 39 states and 49 transitions. [2021-11-23 01:47:05,727 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 49 transitions. [2021-11-23 01:47:05,734 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:47:05,735 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:47:05,736 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:47:05,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:47:05,928 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 01:47:05,963 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:47:05,964 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 39 states and 47 transitions. [2021-11-23 01:47:05,964 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 47 transitions. [2021-11-23 01:47:05,965 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:47:05,965 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:47:05,966 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:47:05,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:47:06,032 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 01:47:06,050 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:47:06,051 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 41 states and 50 transitions. [2021-11-23 01:47:06,052 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 50 transitions. [2021-11-23 01:47:06,052 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:47:06,053 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:47:06,053 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:47:06,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:47:06,216 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 01:47:06,420 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:47:06,424 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 52 states and 70 transitions. [2021-11-23 01:47:06,424 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 70 transitions. [2021-11-23 01:47:06,426 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-23 01:47:06,426 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:47:06,426 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:47:06,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:47:06,530 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 01:47:06,550 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:47:06,552 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 53 states and 71 transitions. [2021-11-23 01:47:06,553 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 71 transitions. [2021-11-23 01:47:06,555 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-23 01:47:06,555 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:47:06,556 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:47:06,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:47:06,676 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 01:47:07,241 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:47:07,242 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 66 states and 96 transitions. [2021-11-23 01:47:07,243 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 96 transitions. [2021-11-23 01:47:07,245 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:47:07,245 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:47:07,246 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:47:07,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:47:07,287 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 01:47:07,298 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:47:07,299 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 67 states and 97 transitions. [2021-11-23 01:47:07,300 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 97 transitions. [2021-11-23 01:47:07,301 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-23 01:47:07,302 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:47:07,302 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:47:07,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:47:07,333 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 01:47:07,444 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:47:07,446 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 72 states and 108 transitions. [2021-11-23 01:47:07,446 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 108 transitions. [2021-11-23 01:47:07,448 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-11-23 01:47:07,448 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:47:07,448 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:47:07,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:47:07,491 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 01:47:07,512 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:47:07,516 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 73 states and 109 transitions. [2021-11-23 01:47:07,517 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 109 transitions. [2021-11-23 01:47:07,526 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-11-23 01:47:07,526 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:47:07,527 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:47:07,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:47:07,767 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 01:47:08,253 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:47:08,255 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 76 states and 115 transitions. [2021-11-23 01:47:08,255 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 115 transitions. [2021-11-23 01:47:08,260 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-23 01:47:08,261 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:47:08,261 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:47:08,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:47:08,303 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 01:47:08,485 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:47:08,487 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 79 states and 122 transitions. [2021-11-23 01:47:08,487 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 122 transitions. [2021-11-23 01:47:08,489 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-11-23 01:47:08,489 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:47:08,490 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:47:08,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:47:08,574 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 01:47:08,604 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:47:08,605 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 127 states to 81 states and 125 transitions. [2021-11-23 01:47:08,605 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 125 transitions. [2021-11-23 01:47:08,606 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-23 01:47:08,606 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:47:08,606 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:47:08,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:47:08,708 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 01:47:08,939 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:47:08,940 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 84 states and 130 transitions. [2021-11-23 01:47:08,940 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 130 transitions. [2021-11-23 01:47:08,941 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-11-23 01:47:08,941 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:47:08,942 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:47:08,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:47:09,019 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 01:47:09,040 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:47:09,042 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 85 states and 131 transitions. [2021-11-23 01:47:09,043 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 131 transitions. [2021-11-23 01:47:09,044 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-23 01:47:09,045 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:47:09,045 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:47:09,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:47:09,081 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 01:47:09,095 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:47:09,096 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 88 states and 136 transitions. [2021-11-23 01:47:09,096 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 136 transitions. [2021-11-23 01:47:09,097 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-23 01:47:09,097 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:47:09,098 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:47:09,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:47:09,128 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 01:47:09,147 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:47:09,148 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 137 states to 89 states and 137 transitions. [2021-11-23 01:47:09,148 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 137 transitions. [2021-11-23 01:47:09,149 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-23 01:47:09,149 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:47:09,150 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:47:09,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:47:09,194 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 01:47:09,209 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:47:09,210 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 41 states and 50 transitions. [2021-11-23 01:47:09,210 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 50 transitions. [2021-11-23 01:47:09,210 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-11-23 01:47:09,211 WARN L419 CodeCheckObserver]: This Program is SAFE, Check terminated with 17 iterations. [2021-11-23 01:47:09,219 INFO L754 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2021-11-23 01:47:09,368 INFO L560 CodeCheckObserver]: Invariant with dag size 6 [2021-11-23 01:47:09,376 INFO L560 CodeCheckObserver]: Invariant with dag size 7 [2021-11-23 01:47:09,377 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-23 01:47:09,378 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-23 01:47:09,378 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-23 01:47:09,378 INFO L560 CodeCheckObserver]: Invariant with dag size 9 [2021-11-23 01:47:09,379 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-23 01:47:09,379 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-23 01:47:09,379 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-23 01:47:09,380 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-23 01:47:09,380 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-23 01:47:09,380 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-23 01:47:09,380 INFO L560 CodeCheckObserver]: Invariant with dag size 6 [2021-11-23 01:47:09,381 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 23.11 01:47:09 ImpRootNode [2021-11-23 01:47:09,381 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2021-11-23 01:47:09,382 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-11-23 01:47:09,382 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-11-23 01:47:09,383 INFO L275 PluginConnector]: Witness Printer initialized [2021-11-23 01:47:09,383 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:47:05" (3/4) ... [2021-11-23 01:47:09,386 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-11-23 01:47:09,392 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2021-11-23 01:47:09,392 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneLevelCritical [2021-11-23 01:47:09,392 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2021-11-23 01:47:09,392 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2021-11-23 01:47:09,393 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2021-11-23 01:47:09,400 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 69 nodes and edges [2021-11-23 01:47:09,401 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 26 nodes and edges [2021-11-23 01:47:09,402 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 13 nodes and edges [2021-11-23 01:47:09,402 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2021-11-23 01:47:09,403 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-11-23 01:47:09,403 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-11-23 01:47:09,404 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-11-23 01:47:09,471 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_590cd89b-ea93-40db-a735-313fa756664f/bin/ukojak-LBtLqBUTdQ/witness.graphml [2021-11-23 01:47:09,471 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-11-23 01:47:09,472 INFO L158 Benchmark]: Toolchain (without parser) took 5120.13ms. Allocated memory was 88.1MB in the beginning and 136.3MB in the end (delta: 48.2MB). Free memory was 54.1MB in the beginning and 91.1MB in the end (delta: -36.9MB). Peak memory consumption was 12.3MB. Max. memory is 16.1GB. [2021-11-23 01:47:09,473 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 88.1MB. Free memory was 43.4MB in the beginning and 43.3MB in the end (delta: 45.5kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 01:47:09,473 INFO L158 Benchmark]: CACSL2BoogieTranslator took 515.24ms. Allocated memory was 88.1MB in the beginning and 113.2MB in the end (delta: 25.2MB). Free memory was 54.0MB in the beginning and 81.7MB in the end (delta: -27.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-11-23 01:47:09,474 INFO L158 Benchmark]: Boogie Procedure Inliner took 63.09ms. Allocated memory is still 113.2MB. Free memory was 81.7MB in the beginning and 79.6MB in the end (delta: 2.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2021-11-23 01:47:09,474 INFO L158 Benchmark]: Boogie Preprocessor took 64.80ms. Allocated memory is still 113.2MB. Free memory was 79.6MB in the beginning and 78.0MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 01:47:09,475 INFO L158 Benchmark]: RCFGBuilder took 632.17ms. Allocated memory is still 113.2MB. Free memory was 78.0MB in the beginning and 59.9MB in the end (delta: 18.0MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2021-11-23 01:47:09,475 INFO L158 Benchmark]: CodeCheck took 3749.70ms. Allocated memory was 113.2MB in the beginning and 136.3MB in the end (delta: 23.1MB). Free memory was 59.9MB in the beginning and 96.3MB in the end (delta: -36.4MB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 01:47:09,476 INFO L158 Benchmark]: Witness Printer took 89.19ms. Allocated memory is still 136.3MB. Free memory was 96.3MB in the beginning and 91.1MB in the end (delta: 5.2MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2021-11-23 01:47:09,478 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, 4.0s 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, 1.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.1s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 0.9s 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: 54]: 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: 865]: Loop Invariant Derived loop invariant: pumpRunning == 0 && methaneLevelCritical == 0 - InvariantResult [Line: 765]: Loop Invariant Derived loop invariant: tmp == methaneLevelCritical || !(tmp == 0) - InvariantResult [Line: 784]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 145]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 794]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 75]: Loop Invariant Derived loop invariant: (!(splverifierCounter == 0) || pumpRunning == 0) || methaneLevelCritical == 0 - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 54]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 74]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 65]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 865]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 95]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 757]: Loop Invariant Derived loop invariant: pumpRunning == 0 || methaneLevelCritical == 0 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31ms. Allocated memory is still 88.1MB. Free memory was 43.4MB in the beginning and 43.3MB in the end (delta: 45.5kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 515.24ms. Allocated memory was 88.1MB in the beginning and 113.2MB in the end (delta: 25.2MB). Free memory was 54.0MB in the beginning and 81.7MB in the end (delta: -27.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 63.09ms. Allocated memory is still 113.2MB. Free memory was 81.7MB in the beginning and 79.6MB in the end (delta: 2.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 64.80ms. Allocated memory is still 113.2MB. Free memory was 79.6MB in the beginning and 78.0MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 632.17ms. Allocated memory is still 113.2MB. Free memory was 78.0MB in the beginning and 59.9MB in the end (delta: 18.0MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * CodeCheck took 3749.70ms. Allocated memory was 113.2MB in the beginning and 136.3MB in the end (delta: 23.1MB). Free memory was 59.9MB in the beginning and 96.3MB in the end (delta: -36.4MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 89.19ms. Allocated memory is still 136.3MB. Free memory was 96.3MB in the beginning and 91.1MB in the end (delta: 5.2MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2021-11-23 01:47:09,523 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_590cd89b-ea93-40db-a735-313fa756664f/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