./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec4_product15.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_a93cdd1c-360c-4975-b6ba-f8374cb43fa6/bin/ukojak-LBtLqBUTdQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a93cdd1c-360c-4975-b6ba-f8374cb43fa6/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_a93cdd1c-360c-4975-b6ba-f8374cb43fa6/bin/ukojak-LBtLqBUTdQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a93cdd1c-360c-4975-b6ba-f8374cb43fa6/bin/ukojak-LBtLqBUTdQ/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec4_product15.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a93cdd1c-360c-4975-b6ba-f8374cb43fa6/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_a93cdd1c-360c-4975-b6ba-f8374cb43fa6/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 3ff5e3440a113d04736761f02383989df8ff41baa6c3f7c82a502839a05f4fda --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-23 00:47:59,832 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 00:47:59,835 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 00:47:59,887 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 00:47:59,888 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 00:47:59,893 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 00:47:59,895 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 00:47:59,900 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 00:47:59,903 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 00:47:59,911 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 00:47:59,912 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 00:47:59,914 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 00:47:59,915 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 00:47:59,918 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 00:47:59,921 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 00:47:59,927 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 00:47:59,929 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 00:47:59,930 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 00:47:59,933 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 00:47:59,943 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 00:47:59,945 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 00:47:59,948 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 00:47:59,951 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 00:47:59,952 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 00:47:59,956 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 00:47:59,957 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 00:47:59,957 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 00:47:59,959 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 00:47:59,960 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 00:47:59,962 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 00:47:59,963 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 00:47:59,964 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 00:47:59,966 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 00:47:59,967 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 00:47:59,969 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 00:47:59,969 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 00:47:59,970 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 00:47:59,971 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 00:47:59,971 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 00:47:59,972 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 00:47:59,973 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 00:47:59,974 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a93cdd1c-360c-4975-b6ba-f8374cb43fa6/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 00:48:00,023 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 00:48:00,024 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 00:48:00,025 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 00:48:00,026 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 00:48:00,027 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 00:48:00,027 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 00:48:00,027 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 00:48:00,028 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 00:48:00,028 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 00:48:00,028 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 00:48:00,029 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 00:48:00,030 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 00:48:00,030 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 00:48:00,030 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 00:48:00,031 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 00:48:00,031 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 00:48:00,031 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 00:48:00,031 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 00:48:00,032 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 00:48:00,032 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 00:48:00,032 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 00:48:00,032 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 00:48:00,033 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 00:48:00,033 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 00:48:00,033 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 00:48:00,033 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 00:48:00,034 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 00:48:00,034 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 00:48:00,034 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_a93cdd1c-360c-4975-b6ba-f8374cb43fa6/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a93cdd1c-360c-4975-b6ba-f8374cb43fa6/bin/ukojak-LBtLqBUTdQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3ff5e3440a113d04736761f02383989df8ff41baa6c3f7c82a502839a05f4fda [2021-11-23 00:48:00,351 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 00:48:00,387 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 00:48:00,390 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 00:48:00,392 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 00:48:00,393 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 00:48:00,394 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a93cdd1c-360c-4975-b6ba-f8374cb43fa6/bin/ukojak-LBtLqBUTdQ/../../sv-benchmarks/c/product-lines/minepump_spec4_product15.cil.c [2021-11-23 00:48:00,471 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a93cdd1c-360c-4975-b6ba-f8374cb43fa6/bin/ukojak-LBtLqBUTdQ/data/d562ff863/7a289352c4ed48d3a58d25f725b715b9/FLAG0abe9fa6f [2021-11-23 00:48:01,099 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 00:48:01,100 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a93cdd1c-360c-4975-b6ba-f8374cb43fa6/sv-benchmarks/c/product-lines/minepump_spec4_product15.cil.c [2021-11-23 00:48:01,117 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a93cdd1c-360c-4975-b6ba-f8374cb43fa6/bin/ukojak-LBtLqBUTdQ/data/d562ff863/7a289352c4ed48d3a58d25f725b715b9/FLAG0abe9fa6f [2021-11-23 00:48:01,394 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a93cdd1c-360c-4975-b6ba-f8374cb43fa6/bin/ukojak-LBtLqBUTdQ/data/d562ff863/7a289352c4ed48d3a58d25f725b715b9 [2021-11-23 00:48:01,406 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 00:48:01,409 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 00:48:01,411 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 00:48:01,417 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 00:48:01,421 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 00:48:01,421 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 12:48:01" (1/1) ... [2021-11-23 00:48:01,423 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3912bbf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:48:01, skipping insertion in model container [2021-11-23 00:48:01,423 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 12:48:01" (1/1) ... [2021-11-23 00:48:01,430 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 00:48:01,485 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 00:48:01,696 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_a93cdd1c-360c-4975-b6ba-f8374cb43fa6/sv-benchmarks/c/product-lines/minepump_spec4_product15.cil.c[2141,2154] [2021-11-23 00:48:01,797 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 00:48:01,807 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 00:48:01,844 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_a93cdd1c-360c-4975-b6ba-f8374cb43fa6/sv-benchmarks/c/product-lines/minepump_spec4_product15.cil.c[2141,2154] [2021-11-23 00:48:01,952 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 00:48:01,978 INFO L208 MainTranslator]: Completed translation [2021-11-23 00:48:01,979 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:48:01 WrapperNode [2021-11-23 00:48:01,979 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 00:48:01,980 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 00:48:01,981 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 00:48:01,982 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 00:48:01,991 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:48:01" (1/1) ... [2021-11-23 00:48:02,018 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:48:01" (1/1) ... [2021-11-23 00:48:02,045 INFO L137 Inliner]: procedures = 52, calls = 152, calls flagged for inlining = 20, calls inlined = 16, statements flattened = 216 [2021-11-23 00:48:02,045 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 00:48:02,046 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 00:48:02,046 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 00:48:02,047 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 00:48:02,056 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:48:01" (1/1) ... [2021-11-23 00:48:02,056 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:48:01" (1/1) ... [2021-11-23 00:48:02,059 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:48:01" (1/1) ... [2021-11-23 00:48:02,059 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:48:01" (1/1) ... [2021-11-23 00:48:02,065 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:48:01" (1/1) ... [2021-11-23 00:48:02,070 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:48:01" (1/1) ... [2021-11-23 00:48:02,075 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:48:01" (1/1) ... [2021-11-23 00:48:02,084 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 00:48:02,085 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 00:48:02,085 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 00:48:02,085 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 00:48:02,086 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:48:01" (1/1) ... [2021-11-23 00:48:02,094 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 00:48:02,110 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a93cdd1c-360c-4975-b6ba-f8374cb43fa6/bin/ukojak-LBtLqBUTdQ/z3 [2021-11-23 00:48:02,120 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a93cdd1c-360c-4975-b6ba-f8374cb43fa6/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 00:48:02,123 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a93cdd1c-360c-4975-b6ba-f8374cb43fa6/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 00:48:02,158 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 00:48:02,158 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2021-11-23 00:48:02,158 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2021-11-23 00:48:02,159 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2021-11-23 00:48:02,159 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2021-11-23 00:48:02,159 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2021-11-23 00:48:02,159 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2021-11-23 00:48:02,159 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2021-11-23 00:48:02,160 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2021-11-23 00:48:02,160 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2021-11-23 00:48:02,160 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2021-11-23 00:48:02,160 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2021-11-23 00:48:02,160 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2021-11-23 00:48:02,161 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 00:48:02,161 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2021-11-23 00:48:02,161 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2021-11-23 00:48:02,161 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 00:48:02,161 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 00:48:02,233 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 00:48:02,235 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 00:48:02,601 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 00:48:02,656 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-23 00:48:02,657 INFO L301 CfgBuilder]: Removed 2 assume(true) statements. [2021-11-23 00:48:02,660 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 12:48:02 BoogieIcfgContainer [2021-11-23 00:48:02,660 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-23 00:48:02,661 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-23 00:48:02,661 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-23 00:48:02,671 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-23 00:48:02,671 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 12:48:02" (1/1) ... [2021-11-23 00:48:02,680 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 00:48:02,730 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:48:02,739 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 56 states and 74 transitions. [2021-11-23 00:48:02,739 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 74 transitions. [2021-11-23 00:48:02,744 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-11-23 00:48:02,744 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:48:02,745 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:48:02,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:48:02,916 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 00:48:02,954 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:48:02,955 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 56 states and 72 transitions. [2021-11-23 00:48:02,955 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 72 transitions. [2021-11-23 00:48:02,956 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-11-23 00:48:02,957 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:48:02,957 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:48:02,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:48:03,028 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 00:48:03,053 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:48:03,054 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 58 states and 75 transitions. [2021-11-23 00:48:03,054 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 75 transitions. [2021-11-23 00:48:03,055 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 00:48:03,056 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:48:03,056 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:48:03,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:48:03,193 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 00:48:03,333 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:48:03,341 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 68 states and 96 transitions. [2021-11-23 00:48:03,341 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 96 transitions. [2021-11-23 00:48:03,344 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 00:48:03,344 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:48:03,344 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:48:03,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:48:03,446 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 00:48:03,453 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:48:03,454 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 69 states and 97 transitions. [2021-11-23 00:48:03,455 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 97 transitions. [2021-11-23 00:48:03,456 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-11-23 00:48:03,456 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:48:03,457 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:48:03,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:48:03,494 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 00:48:03,510 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:48:03,513 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 70 states and 98 transitions. [2021-11-23 00:48:03,514 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 98 transitions. [2021-11-23 00:48:03,515 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-11-23 00:48:03,517 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:48:03,517 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:48:03,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:48:03,570 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 00:48:03,587 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:48:03,595 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 71 states and 99 transitions. [2021-11-23 00:48:03,595 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 99 transitions. [2021-11-23 00:48:03,601 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-11-23 00:48:03,602 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:48:03,603 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:48:03,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:48:03,698 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 00:48:04,013 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:48:04,014 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 87 states and 132 transitions. [2021-11-23 00:48:04,014 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 132 transitions. [2021-11-23 00:48:04,015 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 00:48:04,015 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:48:04,016 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:48:04,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:48:04,145 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 00:48:04,832 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:48:04,834 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 170 states to 102 states and 170 transitions. [2021-11-23 00:48:04,834 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 170 transitions. [2021-11-23 00:48:04,836 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-23 00:48:04,836 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:48:04,836 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:48:04,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:48:04,876 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 00:48:04,889 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:48:04,890 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 171 states to 103 states and 171 transitions. [2021-11-23 00:48:04,890 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 171 transitions. [2021-11-23 00:48:04,891 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-23 00:48:04,892 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:48:04,892 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:48:04,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:48:04,954 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 00:48:05,105 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:48:05,107 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 179 states to 106 states and 179 transitions. [2021-11-23 00:48:05,107 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 179 transitions. [2021-11-23 00:48:05,112 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-23 00:48:05,112 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:48:05,113 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:48:05,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:48:05,191 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 00:48:05,347 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:48:05,348 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 192 states to 112 states and 191 transitions. [2021-11-23 00:48:05,348 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 191 transitions. [2021-11-23 00:48:05,350 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-23 00:48:05,350 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:48:05,350 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:48:05,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:48:05,375 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 00:48:05,388 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:48:05,389 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 193 states to 113 states and 192 transitions. [2021-11-23 00:48:05,389 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 192 transitions. [2021-11-23 00:48:05,390 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-23 00:48:05,390 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:48:05,391 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:48:05,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:48:05,416 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 00:48:05,482 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:48:05,483 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 194 states to 115 states and 193 transitions. [2021-11-23 00:48:05,483 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 193 transitions. [2021-11-23 00:48:05,484 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-23 00:48:05,484 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:48:05,485 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:48:05,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:48:05,518 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:48:05,803 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:48:05,805 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 214 states to 124 states and 213 transitions. [2021-11-23 00:48:05,805 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 213 transitions. [2021-11-23 00:48:05,806 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 00:48:05,807 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:48:05,807 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:48:05,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:48:05,834 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:48:05,853 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:48:05,855 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 215 states to 125 states and 214 transitions. [2021-11-23 00:48:05,855 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 214 transitions. [2021-11-23 00:48:05,856 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-11-23 00:48:05,856 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:48:05,857 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:48:05,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:48:05,885 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:48:05,957 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:48:05,961 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 218 states to 126 states and 217 transitions. [2021-11-23 00:48:05,961 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 217 transitions. [2021-11-23 00:48:05,963 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-11-23 00:48:05,966 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:48:05,966 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:48:05,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:48:06,030 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:48:06,055 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:48:06,057 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 221 states to 127 states and 220 transitions. [2021-11-23 00:48:06,058 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 220 transitions. [2021-11-23 00:48:06,060 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-11-23 00:48:06,060 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:48:06,060 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:48:06,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:48:06,119 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:48:06,186 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:48:06,187 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 228 states to 132 states and 227 transitions. [2021-11-23 00:48:06,187 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 227 transitions. [2021-11-23 00:48:06,188 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-11-23 00:48:06,189 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:48:06,189 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:48:06,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:48:06,224 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:48:06,244 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:48:06,245 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 229 states to 133 states and 228 transitions. [2021-11-23 00:48:06,246 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 228 transitions. [2021-11-23 00:48:06,247 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-11-23 00:48:06,247 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:48:06,247 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:48:06,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:48:06,318 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 00:48:06,805 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:48:06,806 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 263 states to 144 states and 262 transitions. [2021-11-23 00:48:06,806 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 262 transitions. [2021-11-23 00:48:06,807 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-23 00:48:06,807 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:48:06,808 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:48:06,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:48:07,063 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:48:08,566 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:48:08,567 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 289 states to 152 states and 286 transitions. [2021-11-23 00:48:08,568 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 286 transitions. [2021-11-23 00:48:08,569 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-23 00:48:08,569 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:48:08,570 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:48:08,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:48:08,660 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 00:48:08,677 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:48:08,679 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 289 states to 153 states and 286 transitions. [2021-11-23 00:48:08,680 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 286 transitions. [2021-11-23 00:48:08,684 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-23 00:48:08,684 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:48:08,684 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:48:08,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:48:08,758 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 00:48:08,775 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:48:08,778 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 290 states to 154 states and 287 transitions. [2021-11-23 00:48:08,778 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 287 transitions. [2021-11-23 00:48:08,781 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-23 00:48:08,782 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:48:08,782 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:48:08,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:48:08,864 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 00:48:08,883 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:48:08,886 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 291 states to 155 states and 288 transitions. [2021-11-23 00:48:08,886 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 288 transitions. [2021-11-23 00:48:08,889 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-11-23 00:48:08,889 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:48:08,890 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:48:08,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:48:08,946 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 00:48:09,172 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:48:09,174 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 291 states to 156 states and 286 transitions. [2021-11-23 00:48:09,174 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 286 transitions. [2021-11-23 00:48:09,175 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:48:09,175 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:48:09,176 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:48:09,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:48:09,221 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-23 00:48:10,087 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:48:10,089 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 300 states to 161 states and 295 transitions. [2021-11-23 00:48:10,090 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 295 transitions. [2021-11-23 00:48:10,091 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-23 00:48:10,091 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:48:10,092 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:48:10,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:48:10,146 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:48:10,774 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:48:10,776 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 306 states to 164 states and 299 transitions. [2021-11-23 00:48:10,776 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 299 transitions. [2021-11-23 00:48:10,778 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-11-23 00:48:10,782 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:48:10,782 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:48:10,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:48:10,825 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-23 00:48:11,232 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:48:11,234 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 312 states to 167 states and 303 transitions. [2021-11-23 00:48:11,234 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 303 transitions. [2021-11-23 00:48:11,235 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-11-23 00:48:11,236 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:48:11,236 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:48:11,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:48:11,266 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2021-11-23 00:48:11,366 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:48:11,368 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 322 states to 172 states and 313 transitions. [2021-11-23 00:48:11,368 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 313 transitions. [2021-11-23 00:48:11,369 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-11-23 00:48:11,369 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:48:11,370 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:48:11,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:48:11,395 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2021-11-23 00:48:11,406 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:48:11,407 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 323 states to 173 states and 314 transitions. [2021-11-23 00:48:11,408 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 314 transitions. [2021-11-23 00:48:11,409 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-23 00:48:11,409 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:48:11,410 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:48:11,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:48:11,437 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2021-11-23 00:48:11,454 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:48:11,457 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 324 states to 174 states and 315 transitions. [2021-11-23 00:48:11,457 INFO L276 IsEmpty]: Start isEmpty. Operand 174 states and 315 transitions. [2021-11-23 00:48:11,459 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-23 00:48:11,459 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:48:11,459 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:48:11,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:48:11,495 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2021-11-23 00:48:11,513 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:48:11,514 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 325 states to 175 states and 316 transitions. [2021-11-23 00:48:11,515 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 316 transitions. [2021-11-23 00:48:11,516 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-23 00:48:11,516 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:48:11,517 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:48:11,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:48:11,543 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 00:48:12,592 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:48:12,594 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 344 states to 185 states and 334 transitions. [2021-11-23 00:48:12,595 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 334 transitions. [2021-11-23 00:48:12,596 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:48:12,596 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:48:12,597 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:48:12,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:48:12,624 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2021-11-23 00:48:12,641 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:48:12,643 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 344 states to 186 states and 334 transitions. [2021-11-23 00:48:12,644 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 334 transitions. [2021-11-23 00:48:12,645 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-23 00:48:12,646 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:48:12,646 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:48:12,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:48:12,674 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 00:48:12,697 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:48:12,699 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 346 states to 187 states and 336 transitions. [2021-11-23 00:48:12,700 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 336 transitions. [2021-11-23 00:48:12,701 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-23 00:48:12,701 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:48:12,701 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:48:12,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:48:12,728 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 00:48:13,357 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:48:13,359 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 358 states to 191 states and 347 transitions. [2021-11-23 00:48:13,360 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 347 transitions. [2021-11-23 00:48:13,361 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-23 00:48:13,361 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:48:13,361 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:48:13,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:48:13,388 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 00:48:13,521 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:48:13,522 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 359 states to 70 states and 101 transitions. [2021-11-23 00:48:13,522 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 101 transitions. [2021-11-23 00:48:13,523 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-11-23 00:48:13,523 WARN L419 CodeCheckObserver]: This Program is SAFE, Check terminated with 38 iterations. [2021-11-23 00:48:13,532 INFO L754 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2021-11-23 00:48:13,855 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-23 00:48:13,860 INFO L560 CodeCheckObserver]: Invariant with dag size 21 [2021-11-23 00:48:13,865 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-23 00:48:13,865 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-23 00:48:13,866 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-23 00:48:13,866 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-23 00:48:13,866 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-23 00:48:13,866 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-23 00:48:13,866 INFO L560 CodeCheckObserver]: Invariant with dag size 9 [2021-11-23 00:48:13,867 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-23 00:48:13,867 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-23 00:48:13,868 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-23 00:48:13,868 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-23 00:48:13,868 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-23 00:48:13,868 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-23 00:48:13,868 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-23 00:48:13,869 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 23.11 12:48:13 ImpRootNode [2021-11-23 00:48:13,869 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2021-11-23 00:48:13,870 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-11-23 00:48:13,870 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-11-23 00:48:13,870 INFO L275 PluginConnector]: Witness Printer initialized [2021-11-23 00:48:13,871 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 12:48:02" (3/4) ... [2021-11-23 00:48:13,874 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-11-23 00:48:13,880 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure deactivatePump [2021-11-23 00:48:13,880 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2021-11-23 00:48:13,881 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2021-11-23 00:48:13,881 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2021-11-23 00:48:13,881 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2021-11-23 00:48:13,881 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__methaneQuery [2021-11-23 00:48:13,882 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneAlarm [2021-11-23 00:48:13,890 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 67 nodes and edges [2021-11-23 00:48:13,891 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 24 nodes and edges [2021-11-23 00:48:13,892 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 12 nodes and edges [2021-11-23 00:48:13,892 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2021-11-23 00:48:13,893 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-11-23 00:48:13,894 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-11-23 00:48:13,894 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-11-23 00:48:13,930 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((!(pumpRunning == 0) || ((!(waterLevel == 1) && pumpRunning == \old(pumpRunning)) && 1 == systemActive)) || (!(1 == systemActive) && !(0 == systemActive))) || (pumpRunning == \old(pumpRunning) && \old(waterLevel) == waterLevel) [2021-11-23 00:48:14,002 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a93cdd1c-360c-4975-b6ba-f8374cb43fa6/bin/ukojak-LBtLqBUTdQ/witness.graphml [2021-11-23 00:48:14,002 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-11-23 00:48:14,003 INFO L158 Benchmark]: Toolchain (without parser) took 12593.98ms. Allocated memory was 111.1MB in the beginning and 161.5MB in the end (delta: 50.3MB). Free memory was 80.1MB in the beginning and 61.5MB in the end (delta: 18.6MB). Peak memory consumption was 68.9MB. Max. memory is 16.1GB. [2021-11-23 00:48:14,005 INFO L158 Benchmark]: CDTParser took 0.33ms. Allocated memory is still 111.1MB. Free memory is still 63.9MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 00:48:14,005 INFO L158 Benchmark]: CACSL2BoogieTranslator took 567.78ms. Allocated memory was 111.1MB in the beginning and 134.2MB in the end (delta: 23.1MB). Free memory was 80.1MB in the beginning and 100.7MB in the end (delta: -20.7MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-11-23 00:48:14,006 INFO L158 Benchmark]: Boogie Procedure Inliner took 65.33ms. Allocated memory is still 134.2MB. Free memory was 100.7MB in the beginning and 98.5MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 00:48:14,007 INFO L158 Benchmark]: Boogie Preprocessor took 37.68ms. Allocated memory is still 134.2MB. Free memory was 98.5MB in the beginning and 97.1MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 00:48:14,010 INFO L158 Benchmark]: RCFGBuilder took 575.36ms. Allocated memory is still 134.2MB. Free memory was 97.1MB in the beginning and 78.2MB in the end (delta: 18.9MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2021-11-23 00:48:14,010 INFO L158 Benchmark]: CodeCheck took 11208.26ms. Allocated memory was 134.2MB in the beginning and 161.5MB in the end (delta: 27.3MB). Free memory was 78.2MB in the beginning and 66.7MB in the end (delta: 11.5MB). Peak memory consumption was 40.4MB. Max. memory is 16.1GB. [2021-11-23 00:48:14,011 INFO L158 Benchmark]: Witness Printer took 132.83ms. Allocated memory is still 161.5MB. Free memory was 66.7MB in the beginning and 61.5MB in the end (delta: 5.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2021-11-23 00:48:14,013 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 8 procedures, 56 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 10.8s, OverallIterations: 38, 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, 11205 SdHoareTripleChecker+Valid, 17.2s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 6006 mSDsluCounter, 12451 SdHoareTripleChecker+Invalid, 14.4s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 9754 mSDsCounter, 2841 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 10825 IncrementalHoareTripleChecker+Invalid, 13666 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 2841 mSolverCounterUnsat, 3005 mSDtfsCounter, 10825 mSolverCounterSat, 0.6s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 12479 GetRequests, 12227 SyntacticMatches, 47 SemanticMatches, 205 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 19364 ImplicationChecksByTransitivity, 7.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.1s SsaConstructionTime, 0.5s SatisfiabilityAnalysisTime, 1.6s InterpolantComputationTime, 1231 NumberOfCodeBlocks, 1231 NumberOfCodeBlocksAsserted, 37 NumberOfCheckSat, 1194 ConstructedInterpolants, 0 QuantifiedInterpolants, 2761 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 37 InterpolantComputations, 32 PerfectInterpolantSequences, 368/389 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: 92]: 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: 112]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 180]: Loop Invariant Derived loop invariant: ((!(pumpRunning == 0) || ((!(waterLevel == 1) && pumpRunning == \old(pumpRunning)) && 1 == systemActive)) || (!(1 == systemActive) && !(0 == systemActive))) || (pumpRunning == \old(pumpRunning) && \old(waterLevel) == waterLevel) - InvariantResult [Line: 893]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 330]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 885]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 111]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 270]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 212]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 871]: Loop Invariant Derived loop invariant: (pumpRunning == 0 && 1 == systemActive) && waterLevel == 1 - InvariantResult [Line: 790]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 871]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 92]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 800]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 102]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 191]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33ms. Allocated memory is still 111.1MB. Free memory is still 63.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 567.78ms. Allocated memory was 111.1MB in the beginning and 134.2MB in the end (delta: 23.1MB). Free memory was 80.1MB in the beginning and 100.7MB in the end (delta: -20.7MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 65.33ms. Allocated memory is still 134.2MB. Free memory was 100.7MB in the beginning and 98.5MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 37.68ms. Allocated memory is still 134.2MB. Free memory was 98.5MB in the beginning and 97.1MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 575.36ms. Allocated memory is still 134.2MB. Free memory was 97.1MB in the beginning and 78.2MB in the end (delta: 18.9MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * CodeCheck took 11208.26ms. Allocated memory was 134.2MB in the beginning and 161.5MB in the end (delta: 27.3MB). Free memory was 78.2MB in the beginning and 66.7MB in the end (delta: 11.5MB). Peak memory consumption was 40.4MB. Max. memory is 16.1GB. * Witness Printer took 132.83ms. Allocated memory is still 161.5MB. Free memory was 66.7MB in the beginning and 61.5MB 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 00:48:14,070 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a93cdd1c-360c-4975-b6ba-f8374cb43fa6/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