/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/default/taipan/svcomp-Reach-32bit-Taipan_Default.epf -tc ../../../trunk/examples/toolchains/SifaC.xml --sifa.abstract.domain EqDomain -i ../sv-benchmarks/c/product-lines/minepump_spec1_product05.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.2.3-dev-f954360 [2023-03-31 17:19:49,055 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-03-31 17:19:49,057 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-03-31 17:19:49,098 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-03-31 17:19:49,099 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-03-31 17:19:49,101 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-03-31 17:19:49,104 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-03-31 17:19:49,108 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-03-31 17:19:49,109 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-03-31 17:19:49,114 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-03-31 17:19:49,115 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-03-31 17:19:49,116 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-03-31 17:19:49,116 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-03-31 17:19:49,119 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-03-31 17:19:49,120 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-03-31 17:19:49,121 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-03-31 17:19:49,121 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-03-31 17:19:49,122 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-03-31 17:19:49,124 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-03-31 17:19:49,130 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-03-31 17:19:49,132 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-03-31 17:19:49,133 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-03-31 17:19:49,135 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-03-31 17:19:49,136 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-03-31 17:19:49,142 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-03-31 17:19:49,142 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-03-31 17:19:49,143 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-03-31 17:19:49,143 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-03-31 17:19:49,144 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-03-31 17:19:49,145 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-03-31 17:19:49,145 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-03-31 17:19:49,145 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-03-31 17:19:49,146 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-03-31 17:19:49,146 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-03-31 17:19:49,147 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-03-31 17:19:49,147 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-03-31 17:19:49,148 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-03-31 17:19:49,148 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-03-31 17:19:49,148 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-03-31 17:19:49,149 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-03-31 17:19:49,149 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-03-31 17:19:49,153 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/taipan/svcomp-Reach-32bit-Taipan_Default.epf [2023-03-31 17:19:49,182 INFO L113 SettingsManager]: Loading preferences was successful [2023-03-31 17:19:49,182 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-03-31 17:19:49,183 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-03-31 17:19:49,183 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-03-31 17:19:49,184 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-03-31 17:19:49,184 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-03-31 17:19:49,184 INFO L138 SettingsManager]: * User list type=DISABLED [2023-03-31 17:19:49,184 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-03-31 17:19:49,184 INFO L138 SettingsManager]: * Explicit value domain=true [2023-03-31 17:19:49,184 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-03-31 17:19:49,185 INFO L138 SettingsManager]: * Octagon Domain=false [2023-03-31 17:19:49,185 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2023-03-31 17:19:49,185 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-03-31 17:19:49,185 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-03-31 17:19:49,186 INFO L138 SettingsManager]: * Interval Domain=false [2023-03-31 17:19:49,186 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-03-31 17:19:49,186 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-03-31 17:19:49,186 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2023-03-31 17:19:49,186 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-03-31 17:19:49,187 INFO L138 SettingsManager]: * sizeof long=4 [2023-03-31 17:19:49,187 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-03-31 17:19:49,187 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-03-31 17:19:49,187 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-03-31 17:19:49,187 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-03-31 17:19:49,187 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-03-31 17:19:49,187 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-03-31 17:19:49,188 INFO L138 SettingsManager]: * sizeof long double=12 [2023-03-31 17:19:49,188 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-03-31 17:19:49,188 INFO L138 SettingsManager]: * Use constant arrays=true [2023-03-31 17:19:49,188 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-03-31 17:19:49,188 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-03-31 17:19:49,188 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-03-31 17:19:49,188 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-03-31 17:19:49,189 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-03-31 17:19:49,189 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2023-03-31 17:19:49,189 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-03-31 17:19:49,189 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-03-31 17:19:49,189 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-03-31 17:19:49,189 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-03-31 17:19:49,189 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-03-31 17:19:49,189 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-03-31 17:19:49,190 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:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> EqDomain [2023-03-31 17:19:49,423 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-03-31 17:19:49,446 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-03-31 17:19:49,448 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-03-31 17:19:49,449 INFO L271 PluginConnector]: Initializing CDTParser... [2023-03-31 17:19:49,453 INFO L275 PluginConnector]: CDTParser initialized [2023-03-31 17:19:49,454 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/product-lines/minepump_spec1_product05.cil.c [2023-03-31 17:19:50,710 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-03-31 17:19:50,896 INFO L351 CDTParser]: Found 1 translation units. [2023-03-31 17:19:50,896 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/minepump_spec1_product05.cil.c [2023-03-31 17:19:50,909 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/07974339a/f556cf28093d47cb92522f43a7539d3d/FLAG73a0568bc [2023-03-31 17:19:50,922 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/07974339a/f556cf28093d47cb92522f43a7539d3d [2023-03-31 17:19:50,924 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-03-31 17:19:50,925 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2023-03-31 17:19:50,926 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-03-31 17:19:50,926 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-03-31 17:19:50,929 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-03-31 17:19:50,930 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.03 05:19:50" (1/1) ... [2023-03-31 17:19:50,931 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1fd1ee91 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.03 05:19:50, skipping insertion in model container [2023-03-31 17:19:50,931 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.03 05:19:50" (1/1) ... [2023-03-31 17:19:50,937 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-03-31 17:19:50,969 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-03-31 17:19:51,143 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/minepump_spec1_product05.cil.c[4546,4559] [2023-03-31 17:19:51,246 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-03-31 17:19:51,260 INFO L203 MainTranslator]: Completed pre-run [2023-03-31 17:19:51,295 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/minepump_spec1_product05.cil.c[4546,4559] [2023-03-31 17:19:51,346 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-03-31 17:19:51,365 INFO L208 MainTranslator]: Completed translation [2023-03-31 17:19:51,366 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.03 05:19:51 WrapperNode [2023-03-31 17:19:51,366 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-03-31 17:19:51,368 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-03-31 17:19:51,368 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-03-31 17:19:51,368 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-03-31 17:19:51,380 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.03 05:19:51" (1/1) ... [2023-03-31 17:19:51,380 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.03 05:19:51" (1/1) ... [2023-03-31 17:19:51,404 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.03 05:19:51" (1/1) ... [2023-03-31 17:19:51,404 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.03 05:19:51" (1/1) ... [2023-03-31 17:19:51,433 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.03 05:19:51" (1/1) ... [2023-03-31 17:19:51,438 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.03 05:19:51" (1/1) ... [2023-03-31 17:19:51,441 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.03 05:19:51" (1/1) ... [2023-03-31 17:19:51,443 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.03 05:19:51" (1/1) ... [2023-03-31 17:19:51,447 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-03-31 17:19:51,448 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-03-31 17:19:51,449 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-03-31 17:19:51,449 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-03-31 17:19:51,449 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.03 05:19:51" (1/1) ... [2023-03-31 17:19:51,461 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-03-31 17:19:51,473 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-03-31 17:19:51,487 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-03-31 17:19:51,491 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-03-31 17:19:51,521 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2023-03-31 17:19:51,521 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-03-31 17:19:51,521 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2023-03-31 17:19:51,521 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2023-03-31 17:19:51,521 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2023-03-31 17:19:51,521 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2023-03-31 17:19:51,522 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2023-03-31 17:19:51,522 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2023-03-31 17:19:51,522 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2023-03-31 17:19:51,522 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2023-03-31 17:19:51,522 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2023-03-31 17:19:51,522 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2023-03-31 17:19:51,522 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2023-03-31 17:19:51,522 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2023-03-31 17:19:51,523 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2023-03-31 17:19:51,523 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2023-03-31 17:19:51,523 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2023-03-31 17:19:51,523 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2023-03-31 17:19:51,523 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2023-03-31 17:19:51,523 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2023-03-31 17:19:51,523 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2023-03-31 17:19:51,523 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2023-03-31 17:19:51,523 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2023-03-31 17:19:51,524 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2023-03-31 17:19:51,524 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2023-03-31 17:19:51,524 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2023-03-31 17:19:51,524 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification1_spec__1 [2023-03-31 17:19:51,524 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2023-03-31 17:19:51,524 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2023-03-31 17:19:51,524 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2023-03-31 17:19:51,524 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2023-03-31 17:19:51,524 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2023-03-31 17:19:51,525 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2023-03-31 17:19:51,525 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2023-03-31 17:19:51,525 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2023-03-31 17:19:51,525 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2023-03-31 17:19:51,525 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2023-03-31 17:19:51,525 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2023-03-31 17:19:51,525 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2023-03-31 17:19:51,525 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-03-31 17:19:51,526 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2023-03-31 17:19:51,526 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2023-03-31 17:19:51,526 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2023-03-31 17:19:51,526 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2023-03-31 17:19:51,526 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2023-03-31 17:19:51,526 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2023-03-31 17:19:51,526 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2023-03-31 17:19:51,526 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2023-03-31 17:19:51,527 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2023-03-31 17:19:51,527 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2023-03-31 17:19:51,527 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2023-03-31 17:19:51,527 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2023-03-31 17:19:51,527 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2023-03-31 17:19:51,527 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification1_spec__1 [2023-03-31 17:19:51,527 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2023-03-31 17:19:51,527 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2023-03-31 17:19:51,528 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2023-03-31 17:19:51,528 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2023-03-31 17:19:51,528 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2023-03-31 17:19:51,528 INFO L130 BoogieDeclarations]: Found specification of procedure test [2023-03-31 17:19:51,528 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2023-03-31 17:19:51,528 INFO L130 BoogieDeclarations]: Found specification of procedure free [2023-03-31 17:19:51,528 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2023-03-31 17:19:51,528 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-03-31 17:19:51,529 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-03-31 17:19:51,529 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-03-31 17:19:51,529 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-03-31 17:19:51,529 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2023-03-31 17:19:51,529 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-03-31 17:19:51,529 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2023-03-31 17:19:51,529 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2023-03-31 17:19:51,529 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-03-31 17:19:51,529 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2023-03-31 17:19:51,530 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2023-03-31 17:19:51,530 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2023-03-31 17:19:51,530 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2023-03-31 17:19:51,530 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2023-03-31 17:19:51,530 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2023-03-31 17:19:51,530 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2023-03-31 17:19:51,530 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2023-03-31 17:19:51,530 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2023-03-31 17:19:51,530 INFO L130 BoogieDeclarations]: Found specification of procedure main [2023-03-31 17:19:51,530 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2023-03-31 17:19:51,531 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2023-03-31 17:19:51,531 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-03-31 17:19:51,531 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-03-31 17:19:51,656 INFO L236 CfgBuilder]: Building ICFG [2023-03-31 17:19:51,659 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-03-31 17:19:52,215 INFO L277 CfgBuilder]: Performing block encoding [2023-03-31 17:19:52,387 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-03-31 17:19:52,387 INFO L302 CfgBuilder]: Removed 5 assume(true) statements. [2023-03-31 17:19:52,390 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.03 05:19:52 BoogieIcfgContainer [2023-03-31 17:19:52,390 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-03-31 17:19:52,392 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2023-03-31 17:19:52,392 INFO L271 PluginConnector]: Initializing Sifa... [2023-03-31 17:19:52,392 INFO L275 PluginConnector]: Sifa initialized [2023-03-31 17:19:52,393 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.03 05:19:52" (1/1) ... [2023-03-31 17:19:52,394 INFO L79 SifaObserver]: LogSizeWrapperFluid Intern Fluid=SizeLimitFluid ♦ Abstract Domain=EqDomain ♦ Max. Parallel Octagon=2 ♦ Fluid=SizeLimitFluid ♦ Max. Parallel Explicit Values=2 ♦ Max. Parallel Intervals=2 ♦ Loop Summarizer=FixpointLoopSummarizer ♦ CompoundDomain Intern Domains=ExplicitValueDomain;IntervalDomain ♦ Call Summarizer=TopInputCallSummarizer ♦ Xnf Conversion Technique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION ♦ SizeLimitFluid Max. Disjunctions=8 ♦ Simplification Technique=POLY_PAC ♦ Max. Parallel Equality=2 ♦ SizeLimitFluid Max. DAG Size=-1 [2023-03-31 17:19:52,451 INFO L159 IcfgInterpreter]: Started Sifa with 1 locations of interest [2023-03-31 17:19:52,452 INFO L166 IcfgInterpreter]: Building call graph [2023-03-31 17:19:52,456 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2023-03-31 17:19:52,462 INFO L176 IcfgInterpreter]: Starting interpretation [2023-03-31 17:19:52,463 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2023-03-31 17:19:52,818 INFO L197 IcfgInterpreter]: Interpreting procedure main with input of size 118 for LOIs [2023-03-31 17:19:53,405 INFO L197 IcfgInterpreter]: Interpreting procedure runTest with input of size 118 for LOIs [2023-03-31 17:19:53,481 INFO L197 IcfgInterpreter]: Interpreting procedure test with input of size 118 for LOIs [2023-03-31 17:19:58,572 INFO L197 IcfgInterpreter]: Interpreting procedure cleanup with input of size 1 for LOIs [2023-03-31 17:19:58,574 INFO L197 IcfgInterpreter]: Interpreting procedure timeShift with input of size 174 for LOIs [2023-03-31 17:19:59,472 INFO L197 IcfgInterpreter]: Interpreting procedure __utac_acc__Specification1_spec__1 with input of size 156 for LOIs [2023-03-31 17:19:59,681 INFO L197 IcfgInterpreter]: Interpreting procedure __automaton_fail with input of size 1 for LOIs [2023-03-31 17:19:59,681 INFO L180 IcfgInterpreter]: Interpretation finished [2023-03-31 17:19:59,686 INFO L100 SifaObserver]: ✔ All error locations are guaranteed to be unreachable. [2023-03-31 17:19:59,687 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2023-03-31 17:19:59,687 INFO L158 Benchmark]: Toolchain (without parser) took 8762.17ms. Allocated memory was 247.5MB in the beginning and 895.5MB in the end (delta: 648.0MB). Free memory was 197.7MB in the beginning and 617.1MB in the end (delta: -419.4MB). Peak memory consumption was 229.7MB. Max. memory is 8.0GB. [2023-03-31 17:19:59,688 INFO L158 Benchmark]: CDTParser took 0.11ms. Allocated memory is still 190.8MB. Free memory is still 136.2MB. There was no memory consumed. Max. memory is 8.0GB. [2023-03-31 17:19:59,688 INFO L158 Benchmark]: CACSL2BoogieTranslator took 440.15ms. Allocated memory is still 247.5MB. Free memory was 197.2MB in the beginning and 179.9MB in the end (delta: 17.3MB). Peak memory consumption was 17.8MB. Max. memory is 8.0GB. [2023-03-31 17:19:59,689 INFO L158 Benchmark]: Boogie Preprocessor took 79.64ms. Allocated memory is still 247.5MB. Free memory was 179.9MB in the beginning and 176.2MB in the end (delta: 3.7MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. [2023-03-31 17:19:59,689 INFO L158 Benchmark]: RCFGBuilder took 942.08ms. Allocated memory is still 247.5MB. Free memory was 176.2MB in the beginning and 198.4MB in the end (delta: -22.3MB). Peak memory consumption was 50.6MB. Max. memory is 8.0GB. [2023-03-31 17:19:59,690 INFO L158 Benchmark]: Sifa took 7294.64ms. Allocated memory was 247.5MB in the beginning and 895.5MB in the end (delta: 648.0MB). Free memory was 198.4MB in the beginning and 617.1MB in the end (delta: -418.6MB). Peak memory consumption was 229.4MB. Max. memory is 8.0GB. [2023-03-31 17:19:59,692 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.11ms. Allocated memory is still 190.8MB. Free memory is still 136.2MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 440.15ms. Allocated memory is still 247.5MB. Free memory was 197.2MB in the beginning and 179.9MB in the end (delta: 17.3MB). Peak memory consumption was 17.8MB. Max. memory is 8.0GB. * Boogie Preprocessor took 79.64ms. Allocated memory is still 247.5MB. Free memory was 179.9MB in the beginning and 176.2MB in the end (delta: 3.7MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. * RCFGBuilder took 942.08ms. Allocated memory is still 247.5MB. Free memory was 176.2MB in the beginning and 198.4MB in the end (delta: -22.3MB). Peak memory consumption was 50.6MB. Max. memory is 8.0GB. * Sifa took 7294.64ms. Allocated memory was 247.5MB in the beginning and 895.5MB in the end (delta: 648.0MB). Free memory was 198.4MB in the beginning and 617.1MB in the end (delta: -418.6MB). Peak memory consumption was 229.4MB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.sifa: - StatisticsResult: Symbolic Interpretation with Fluid Abstractions OVERALL_TIME: 7.2s, ICFG_INTERPRETER_ENTERED_PROCEDURES: 8, DAG_INTERPRETER_EARLY_EXIT_QUERIES_NONTRIVIAL: 21, DAG_INTERPRETER_EARLY_EXITS: 1, TOOLS_POST_APPLICATIONS: 77, TOOLS_POST_TIME: 2.3s, TOOLS_POST_CALL_APPLICATIONS: 36, TOOLS_POST_CALL_TIME: 1.6s, TOOLS_POST_RETURN_APPLICATIONS: 29, TOOLS_POST_RETURN_TIME: 1.2s, TOOLS_QUANTIFIERELIM_APPLICATIONS: 140, TOOLS_QUANTIFIERELIM_TIME: 5.0s, TOOLS_QUANTIFIERELIM_MAX_TIME: 0.2s, FLUID_QUERY_TIME: 0.0s, FLUID_QUERIES: 143, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 19, DOMAIN_JOIN_TIME: 1.8s, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME: 0.0s, DOMAIN_WIDEN_APPLICATIONS: 1, DOMAIN_WIDEN_TIME: 0.2s, DOMAIN_ISSUBSETEQ_APPLICATIONS: 2, DOMAIN_ISSUBSETEQ_TIME: 0.0s, DOMAIN_ISBOTTOM_APPLICATIONS: 21, DOMAIN_ISBOTTOM_TIME: 0.0s, LOOP_SUMMARIZER_APPLICATIONS: 1, LOOP_SUMMARIZER_CACHE_MISSES: 1, LOOP_SUMMARIZER_OVERALL_TIME: 3.5s, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME: 3.5s, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 2, CALL_SUMMARIZER_APPLICATIONS: 29, CALL_SUMMARIZER_CACHE_MISSES: 17, CALL_SUMMARIZER_OVERALL_TIME: 0.2s, CALL_SUMMARIZER_NEW_COMPUTATION_TIME: 0.2s, PROCEDURE_GRAPH_BUILDER_TIME: 0.0s, PATH_EXPR_TIME: 0.0s, REGEX_TO_DAG_TIME: 0.0s, DAG_COMPRESSION_TIME: 0.0s, DAG_COMPRESSION_PROCESSED_NODES: 379, DAG_COMPRESSION_RETAINED_NODES: 155 - PositiveResult [Line: 279]: 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 RESULT: Ultimate proved your program to be correct! [2023-03-31 17:19:59,715 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...