/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/AutomizerC.xml --sifa.abstract.domain OctagonDomain -i ../sv-benchmarks/c/product-lines/minepump_spec5_product02.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.2.3-dev-f954360 [2023-04-03 01:08:26,800 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-04-03 01:08:26,802 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-04-03 01:08:26,838 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-04-03 01:08:26,839 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-04-03 01:08:26,842 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-04-03 01:08:26,845 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-04-03 01:08:26,847 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-04-03 01:08:26,849 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-04-03 01:08:26,855 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-04-03 01:08:26,856 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-04-03 01:08:26,857 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-04-03 01:08:26,858 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-04-03 01:08:26,860 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-04-03 01:08:26,861 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-04-03 01:08:26,863 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-04-03 01:08:26,864 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-04-03 01:08:26,864 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-04-03 01:08:26,867 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-04-03 01:08:26,872 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-04-03 01:08:26,873 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-04-03 01:08:26,875 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-04-03 01:08:26,875 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-04-03 01:08:26,876 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-04-03 01:08:26,880 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-04-03 01:08:26,881 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-04-03 01:08:26,881 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-04-03 01:08:26,882 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-04-03 01:08:26,883 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-04-03 01:08:26,883 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-04-03 01:08:26,883 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-04-03 01:08:26,884 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-04-03 01:08:26,885 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-04-03 01:08:26,886 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-04-03 01:08:26,886 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-04-03 01:08:26,887 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-04-03 01:08:26,887 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-04-03 01:08:26,887 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-04-03 01:08:26,887 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-04-03 01:08:26,888 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-04-03 01:08:26,888 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-04-03 01:08:26,889 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 [2023-04-03 01:08:26,918 INFO L113 SettingsManager]: Loading preferences was successful [2023-04-03 01:08:26,918 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-04-03 01:08:26,918 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-04-03 01:08:26,919 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-04-03 01:08:26,919 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-04-03 01:08:26,919 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-04-03 01:08:26,920 INFO L138 SettingsManager]: * User list type=DISABLED [2023-04-03 01:08:26,920 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-04-03 01:08:26,920 INFO L138 SettingsManager]: * Explicit value domain=true [2023-04-03 01:08:26,920 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-04-03 01:08:26,921 INFO L138 SettingsManager]: * Octagon Domain=false [2023-04-03 01:08:26,921 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2023-04-03 01:08:26,921 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-04-03 01:08:26,921 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-04-03 01:08:26,921 INFO L138 SettingsManager]: * Interval Domain=false [2023-04-03 01:08:26,921 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-04-03 01:08:26,921 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-04-03 01:08:26,922 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2023-04-03 01:08:26,922 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-04-03 01:08:26,922 INFO L138 SettingsManager]: * sizeof long=4 [2023-04-03 01:08:26,922 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-04-03 01:08:26,922 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-04-03 01:08:26,923 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-04-03 01:08:26,923 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-04-03 01:08:26,923 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-04-03 01:08:26,923 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-04-03 01:08:26,923 INFO L138 SettingsManager]: * sizeof long double=12 [2023-04-03 01:08:26,924 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-04-03 01:08:26,924 INFO L138 SettingsManager]: * Use constant arrays=true [2023-04-03 01:08:26,924 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-04-03 01:08:26,924 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-04-03 01:08:26,924 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-04-03 01:08:26,924 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-04-03 01:08:26,924 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-04-03 01:08:26,925 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2023-04-03 01:08:26,925 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-04-03 01:08:26,925 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-04-03 01:08:26,925 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-04-03 01:08:26,925 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-04-03 01:08:26,925 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-04-03 01:08:26,925 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-04-03 01:08:26,925 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> OctagonDomain [2023-04-03 01:08:27,136 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-04-03 01:08:27,160 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-04-03 01:08:27,162 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-04-03 01:08:27,163 INFO L271 PluginConnector]: Initializing CDTParser... [2023-04-03 01:08:27,163 INFO L275 PluginConnector]: CDTParser initialized [2023-04-03 01:08:27,164 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/product-lines/minepump_spec5_product02.cil.c [2023-04-03 01:08:28,327 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-04-03 01:08:28,553 INFO L351 CDTParser]: Found 1 translation units. [2023-04-03 01:08:28,554 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/minepump_spec5_product02.cil.c [2023-04-03 01:08:28,563 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a9cfb6cdd/88bac17dd3f0417c9844146bc52f4cb9/FLAGb3a91cf78 [2023-04-03 01:08:28,574 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a9cfb6cdd/88bac17dd3f0417c9844146bc52f4cb9 [2023-04-03 01:08:28,576 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-04-03 01:08:28,578 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2023-04-03 01:08:28,579 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-04-03 01:08:28,579 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-04-03 01:08:28,583 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-04-03 01:08:28,585 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.04 01:08:28" (1/1) ... [2023-04-03 01:08:28,586 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1334b8ca and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 01:08:28, skipping insertion in model container [2023-04-03 01:08:28,586 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.04 01:08:28" (1/1) ... [2023-04-03 01:08:28,593 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-04-03 01:08:28,631 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-04-03 01:08:28,813 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_spec5_product02.cil.c[14969,14982] [2023-04-03 01:08:28,829 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-04-03 01:08:28,839 INFO L203 MainTranslator]: Completed pre-run [2023-04-03 01:08:28,889 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_spec5_product02.cil.c[14969,14982] [2023-04-03 01:08:28,895 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-04-03 01:08:28,912 INFO L208 MainTranslator]: Completed translation [2023-04-03 01:08:28,913 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 01:08:28 WrapperNode [2023-04-03 01:08:28,913 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-04-03 01:08:28,914 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-04-03 01:08:28,914 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-04-03 01:08:28,914 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-04-03 01:08:28,924 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 01:08:28" (1/1) ... [2023-04-03 01:08:28,925 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 01:08:28" (1/1) ... [2023-04-03 01:08:28,936 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 01:08:28" (1/1) ... [2023-04-03 01:08:28,936 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 01:08:28" (1/1) ... [2023-04-03 01:08:28,953 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 01:08:28" (1/1) ... [2023-04-03 01:08:28,959 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 01:08:28" (1/1) ... [2023-04-03 01:08:28,963 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 01:08:28" (1/1) ... [2023-04-03 01:08:28,965 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 01:08:28" (1/1) ... [2023-04-03 01:08:28,969 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-04-03 01:08:28,972 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-04-03 01:08:28,972 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-04-03 01:08:28,972 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-04-03 01:08:28,973 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 01:08:28" (1/1) ... [2023-04-03 01:08:28,978 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-04-03 01:08:28,990 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-04-03 01:08:29,010 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) [2023-04-03 01:08:29,027 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 [2023-04-03 01:08:29,050 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2023-04-03 01:08:29,050 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-04-03 01:08:29,050 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2023-04-03 01:08:29,050 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2023-04-03 01:08:29,050 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2023-04-03 01:08:29,051 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2023-04-03 01:08:29,051 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2023-04-03 01:08:29,051 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2023-04-03 01:08:29,051 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2023-04-03 01:08:29,051 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2023-04-03 01:08:29,051 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2023-04-03 01:08:29,051 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2023-04-03 01:08:29,051 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2023-04-03 01:08:29,051 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2023-04-03 01:08:29,051 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2023-04-03 01:08:29,052 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2023-04-03 01:08:29,052 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2023-04-03 01:08:29,052 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2023-04-03 01:08:29,052 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2023-04-03 01:08:29,052 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2023-04-03 01:08:29,052 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2023-04-03 01:08:29,052 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2023-04-03 01:08:29,052 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2023-04-03 01:08:29,052 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2023-04-03 01:08:29,052 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2023-04-03 01:08:29,053 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2023-04-03 01:08:29,053 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__1 [2023-04-03 01:08:29,053 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__2 [2023-04-03 01:08:29,053 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__3 [2023-04-03 01:08:29,053 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2023-04-03 01:08:29,053 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2023-04-03 01:08:29,053 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2023-04-03 01:08:29,053 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2023-04-03 01:08:29,053 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2023-04-03 01:08:29,053 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2023-04-03 01:08:29,053 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2023-04-03 01:08:29,054 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2023-04-03 01:08:29,054 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2023-04-03 01:08:29,054 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2023-04-03 01:08:29,054 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2023-04-03 01:08:29,054 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2023-04-03 01:08:29,054 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-04-03 01:08:29,054 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2023-04-03 01:08:29,055 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2023-04-03 01:08:29,055 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2023-04-03 01:08:29,056 INFO L130 BoogieDeclarations]: Found specification of procedure free [2023-04-03 01:08:29,056 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2023-04-03 01:08:29,056 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-04-03 01:08:29,056 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-04-03 01:08:29,056 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-04-03 01:08:29,057 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-04-03 01:08:29,057 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2023-04-03 01:08:29,057 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-04-03 01:08:29,057 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2023-04-03 01:08:29,057 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2023-04-03 01:08:29,058 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-04-03 01:08:29,058 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2023-04-03 01:08:29,058 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2023-04-03 01:08:29,058 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2023-04-03 01:08:29,059 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2023-04-03 01:08:29,059 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2023-04-03 01:08:29,059 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2023-04-03 01:08:29,059 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2023-04-03 01:08:29,059 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2023-04-03 01:08:29,060 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2023-04-03 01:08:29,060 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2023-04-03 01:08:29,060 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2023-04-03 01:08:29,060 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2023-04-03 01:08:29,060 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2023-04-03 01:08:29,060 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2023-04-03 01:08:29,060 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2023-04-03 01:08:29,060 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__2 [2023-04-03 01:08:29,060 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__3 [2023-04-03 01:08:29,061 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2023-04-03 01:08:29,061 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2023-04-03 01:08:29,061 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2023-04-03 01:08:29,061 INFO L130 BoogieDeclarations]: Found specification of procedure test [2023-04-03 01:08:29,061 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2023-04-03 01:08:29,061 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__1 [2023-04-03 01:08:29,062 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2023-04-03 01:08:29,062 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2023-04-03 01:08:29,062 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2023-04-03 01:08:29,062 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2023-04-03 01:08:29,062 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2023-04-03 01:08:29,063 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2023-04-03 01:08:29,063 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2023-04-03 01:08:29,063 INFO L130 BoogieDeclarations]: Found specification of procedure main [2023-04-03 01:08:29,063 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2023-04-03 01:08:29,064 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-04-03 01:08:29,064 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-04-03 01:08:29,223 INFO L236 CfgBuilder]: Building ICFG [2023-04-03 01:08:29,225 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-04-03 01:08:29,837 INFO L277 CfgBuilder]: Performing block encoding [2023-04-03 01:08:29,986 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-04-03 01:08:29,986 INFO L302 CfgBuilder]: Removed 5 assume(true) statements. [2023-04-03 01:08:29,989 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.04 01:08:29 BoogieIcfgContainer [2023-04-03 01:08:29,990 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-04-03 01:08:29,993 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-04-03 01:08:29,993 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-04-03 01:08:29,996 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-04-03 01:08:29,996 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 03.04 01:08:28" (1/3) ... [2023-04-03 01:08:29,997 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1b115f19 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.04 01:08:29, skipping insertion in model container [2023-04-03 01:08:29,997 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 01:08:28" (2/3) ... [2023-04-03 01:08:29,997 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1b115f19 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.04 01:08:29, skipping insertion in model container [2023-04-03 01:08:29,997 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.04 01:08:29" (3/3) ... [2023-04-03 01:08:30,000 INFO L112 eAbstractionObserver]: Analyzing ICFG minepump_spec5_product02.cil.c [2023-04-03 01:08:30,019 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-04-03 01:08:30,019 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-04-03 01:08:30,079 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-04-03 01:08:30,086 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@6359fb6f, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-04-03 01:08:30,086 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-04-03 01:08:30,090 INFO L276 IsEmpty]: Start isEmpty. Operand has 115 states, 50 states have (on average 1.28) internal successors, (64), 59 states have internal predecessors, (64), 39 states have call successors, (39), 23 states have call predecessors, (39), 23 states have return successors, (39), 39 states have call predecessors, (39), 39 states have call successors, (39) [2023-04-03 01:08:30,100 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-04-03 01:08:30,100 INFO L187 NwaCegarLoop]: Found error trace [2023-04-03 01:08:30,101 INFO L195 NwaCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-04-03 01:08:30,102 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-03 01:08:30,109 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-03 01:08:30,109 INFO L85 PathProgramCache]: Analyzing trace with hash 495097589, now seen corresponding path program 1 times [2023-04-03 01:08:30,118 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-04-03 01:08:30,118 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1784112345] [2023-04-03 01:08:30,119 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-03 01:08:30,120 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-03 01:08:30,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-03 01:08:30,371 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-04-03 01:08:30,371 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-04-03 01:08:30,371 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1784112345] [2023-04-03 01:08:30,375 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1784112345] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-03 01:08:30,376 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-03 01:08:30,376 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-04-03 01:08:30,377 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1549438233] [2023-04-03 01:08:30,378 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-03 01:08:30,381 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-04-03 01:08:30,381 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-04-03 01:08:30,419 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-04-03 01:08:30,420 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-04-03 01:08:30,422 INFO L87 Difference]: Start difference. First operand has 115 states, 50 states have (on average 1.28) internal successors, (64), 59 states have internal predecessors, (64), 39 states have call successors, (39), 23 states have call predecessors, (39), 23 states have return successors, (39), 39 states have call predecessors, (39), 39 states have call successors, (39) Second operand has 2 states, 2 states have (on average 12.0) internal successors, (24), 2 states have internal predecessors, (24), 2 states have call successors, (17), 2 states have call predecessors, (17), 1 states have return successors, (10), 2 states have call predecessors, (10), 2 states have call successors, (10) [2023-04-03 01:08:30,473 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-03 01:08:30,474 INFO L93 Difference]: Finished difference Result 160 states and 195 transitions. [2023-04-03 01:08:30,475 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-04-03 01:08:30,476 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 12.0) internal successors, (24), 2 states have internal predecessors, (24), 2 states have call successors, (17), 2 states have call predecessors, (17), 1 states have return successors, (10), 2 states have call predecessors, (10), 2 states have call successors, (10) Word has length 52 [2023-04-03 01:08:30,477 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-03 01:08:30,483 INFO L225 Difference]: With dead ends: 160 [2023-04-03 01:08:30,484 INFO L226 Difference]: Without dead ends: 82 [2023-04-03 01:08:30,487 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-04-03 01:08:30,491 INFO L413 NwaCegarLoop]: 90 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 14 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 90 SdHoareTripleChecker+Invalid, 15 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 14 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-04-03 01:08:30,492 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 90 Invalid, 15 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 14 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-04-03 01:08:30,506 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 82 states. [2023-04-03 01:08:30,527 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 82 to 82. [2023-04-03 01:08:30,528 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 82 states, 41 states have (on average 1.2195121951219512) internal successors, (50), 47 states have internal predecessors, (50), 24 states have call successors, (24), 21 states have call predecessors, (24), 16 states have return successors, (19), 19 states have call predecessors, (19), 19 states have call successors, (19) [2023-04-03 01:08:30,530 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 82 states and 93 transitions. [2023-04-03 01:08:30,531 INFO L78 Accepts]: Start accepts. Automaton has 82 states and 93 transitions. Word has length 52 [2023-04-03 01:08:30,531 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-03 01:08:30,532 INFO L495 AbstractCegarLoop]: Abstraction has 82 states and 93 transitions. [2023-04-03 01:08:30,532 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 12.0) internal successors, (24), 2 states have internal predecessors, (24), 2 states have call successors, (17), 2 states have call predecessors, (17), 1 states have return successors, (10), 2 states have call predecessors, (10), 2 states have call successors, (10) [2023-04-03 01:08:30,532 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 93 transitions. [2023-04-03 01:08:30,534 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2023-04-03 01:08:30,534 INFO L187 NwaCegarLoop]: Found error trace [2023-04-03 01:08:30,535 INFO L195 NwaCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-04-03 01:08:30,535 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-04-03 01:08:30,535 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-03 01:08:30,536 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-03 01:08:30,536 INFO L85 PathProgramCache]: Analyzing trace with hash -863187420, now seen corresponding path program 1 times [2023-04-03 01:08:30,536 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-04-03 01:08:30,536 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [187243796] [2023-04-03 01:08:30,536 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-03 01:08:30,537 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-03 01:08:30,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-03 01:08:30,684 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-04-03 01:08:30,685 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-04-03 01:08:30,685 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [187243796] [2023-04-03 01:08:30,685 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [187243796] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-03 01:08:30,686 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-03 01:08:30,686 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-04-03 01:08:30,686 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1696414009] [2023-04-03 01:08:30,686 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-03 01:08:30,687 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-04-03 01:08:30,687 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-04-03 01:08:30,691 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-04-03 01:08:30,691 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-04-03 01:08:30,692 INFO L87 Difference]: Start difference. First operand 82 states and 93 transitions. Second operand has 3 states, 3 states have (on average 8.333333333333334) internal successors, (25), 3 states have internal predecessors, (25), 2 states have call successors, (17), 2 states have call predecessors, (17), 1 states have return successors, (10), 2 states have call predecessors, (10), 2 states have call successors, (10) [2023-04-03 01:08:30,747 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-03 01:08:30,747 INFO L93 Difference]: Finished difference Result 114 states and 129 transitions. [2023-04-03 01:08:30,749 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-04-03 01:08:30,750 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 8.333333333333334) internal successors, (25), 3 states have internal predecessors, (25), 2 states have call successors, (17), 2 states have call predecessors, (17), 1 states have return successors, (10), 2 states have call predecessors, (10), 2 states have call successors, (10) Word has length 53 [2023-04-03 01:08:30,750 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-03 01:08:30,752 INFO L225 Difference]: With dead ends: 114 [2023-04-03 01:08:30,753 INFO L226 Difference]: Without dead ends: 74 [2023-04-03 01:08:30,754 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-04-03 01:08:30,756 INFO L413 NwaCegarLoop]: 70 mSDtfsCounter, 9 mSDsluCounter, 57 mSDsCounter, 0 mSdLazyCounter, 22 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 13 SdHoareTripleChecker+Valid, 127 SdHoareTripleChecker+Invalid, 22 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 22 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-04-03 01:08:30,756 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [13 Valid, 127 Invalid, 22 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 22 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-04-03 01:08:30,757 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 74 states. [2023-04-03 01:08:30,763 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 74 to 74. [2023-04-03 01:08:30,764 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 74 states, 36 states have (on average 1.2222222222222223) internal successors, (44), 42 states have internal predecessors, (44), 21 states have call successors, (21), 20 states have call predecessors, (21), 16 states have return successors, (17), 17 states have call predecessors, (17), 17 states have call successors, (17) [2023-04-03 01:08:30,765 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 74 states and 82 transitions. [2023-04-03 01:08:30,766 INFO L78 Accepts]: Start accepts. Automaton has 74 states and 82 transitions. Word has length 53 [2023-04-03 01:08:30,766 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-03 01:08:30,766 INFO L495 AbstractCegarLoop]: Abstraction has 74 states and 82 transitions. [2023-04-03 01:08:30,766 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 8.333333333333334) internal successors, (25), 3 states have internal predecessors, (25), 2 states have call successors, (17), 2 states have call predecessors, (17), 1 states have return successors, (10), 2 states have call predecessors, (10), 2 states have call successors, (10) [2023-04-03 01:08:30,766 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 82 transitions. [2023-04-03 01:08:30,768 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-04-03 01:08:30,768 INFO L187 NwaCegarLoop]: Found error trace [2023-04-03 01:08:30,768 INFO L195 NwaCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-04-03 01:08:30,768 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-04-03 01:08:30,768 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-03 01:08:30,769 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-03 01:08:30,769 INFO L85 PathProgramCache]: Analyzing trace with hash -1569423203, now seen corresponding path program 1 times [2023-04-03 01:08:30,769 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-04-03 01:08:30,769 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [581302823] [2023-04-03 01:08:30,769 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-03 01:08:30,770 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-03 01:08:30,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-03 01:08:30,993 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-04-03 01:08:30,994 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-04-03 01:08:30,994 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [581302823] [2023-04-03 01:08:30,994 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [581302823] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-03 01:08:30,994 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-03 01:08:30,994 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2023-04-03 01:08:30,994 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [32420872] [2023-04-03 01:08:30,994 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-03 01:08:30,995 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2023-04-03 01:08:30,995 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-04-03 01:08:30,996 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-04-03 01:08:30,996 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2023-04-03 01:08:30,996 INFO L87 Difference]: Start difference. First operand 74 states and 82 transitions. Second operand has 7 states, 6 states have (on average 4.833333333333333) internal successors, (29), 6 states have internal predecessors, (29), 4 states have call successors, (16), 4 states have call predecessors, (16), 3 states have return successors, (10), 5 states have call predecessors, (10), 4 states have call successors, (10) [2023-04-03 01:08:31,207 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-03 01:08:31,207 INFO L93 Difference]: Finished difference Result 123 states and 140 transitions. [2023-04-03 01:08:31,208 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-04-03 01:08:31,208 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 6 states have (on average 4.833333333333333) internal successors, (29), 6 states have internal predecessors, (29), 4 states have call successors, (16), 4 states have call predecessors, (16), 3 states have return successors, (10), 5 states have call predecessors, (10), 4 states have call successors, (10) Word has length 56 [2023-04-03 01:08:31,208 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-03 01:08:31,209 INFO L225 Difference]: With dead ends: 123 [2023-04-03 01:08:31,209 INFO L226 Difference]: Without dead ends: 74 [2023-04-03 01:08:31,210 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2023-04-03 01:08:31,211 INFO L413 NwaCegarLoop]: 65 mSDtfsCounter, 101 mSDsluCounter, 122 mSDsCounter, 0 mSdLazyCounter, 133 mSolverCounterSat, 32 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 102 SdHoareTripleChecker+Valid, 187 SdHoareTripleChecker+Invalid, 165 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 32 IncrementalHoareTripleChecker+Valid, 133 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2023-04-03 01:08:31,211 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [102 Valid, 187 Invalid, 165 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [32 Valid, 133 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2023-04-03 01:08:31,212 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 74 states. [2023-04-03 01:08:31,220 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 74 to 74. [2023-04-03 01:08:31,220 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 74 states, 36 states have (on average 1.1944444444444444) internal successors, (43), 41 states have internal predecessors, (43), 21 states have call successors, (21), 20 states have call predecessors, (21), 16 states have return successors, (17), 17 states have call predecessors, (17), 17 states have call successors, (17) [2023-04-03 01:08:31,237 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 74 states and 81 transitions. [2023-04-03 01:08:31,238 INFO L78 Accepts]: Start accepts. Automaton has 74 states and 81 transitions. Word has length 56 [2023-04-03 01:08:31,239 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-03 01:08:31,239 INFO L495 AbstractCegarLoop]: Abstraction has 74 states and 81 transitions. [2023-04-03 01:08:31,239 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 6 states have (on average 4.833333333333333) internal successors, (29), 6 states have internal predecessors, (29), 4 states have call successors, (16), 4 states have call predecessors, (16), 3 states have return successors, (10), 5 states have call predecessors, (10), 4 states have call successors, (10) [2023-04-03 01:08:31,239 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 81 transitions. [2023-04-03 01:08:31,241 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-04-03 01:08:31,241 INFO L187 NwaCegarLoop]: Found error trace [2023-04-03 01:08:31,241 INFO L195 NwaCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-04-03 01:08:31,241 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2023-04-03 01:08:31,241 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-03 01:08:31,242 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-03 01:08:31,242 INFO L85 PathProgramCache]: Analyzing trace with hash 1624493832, now seen corresponding path program 1 times [2023-04-03 01:08:31,242 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-04-03 01:08:31,242 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [725746738] [2023-04-03 01:08:31,242 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-03 01:08:31,242 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-03 01:08:31,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-03 01:08:31,496 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-04-03 01:08:31,496 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-04-03 01:08:31,496 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [725746738] [2023-04-03 01:08:31,496 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [725746738] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-03 01:08:31,497 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-03 01:08:31,497 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2023-04-03 01:08:31,497 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [496618073] [2023-04-03 01:08:31,498 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-03 01:08:31,498 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-04-03 01:08:31,498 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-04-03 01:08:31,499 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-04-03 01:08:31,499 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2023-04-03 01:08:31,499 INFO L87 Difference]: Start difference. First operand 74 states and 81 transitions. Second operand has 6 states, 5 states have (on average 6.2) internal successors, (31), 5 states have internal predecessors, (31), 3 states have call successors, (17), 3 states have call predecessors, (17), 3 states have return successors, (11), 3 states have call predecessors, (11), 2 states have call successors, (11) [2023-04-03 01:08:31,643 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-03 01:08:31,644 INFO L93 Difference]: Finished difference Result 118 states and 134 transitions. [2023-04-03 01:08:31,644 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-04-03 01:08:31,645 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 6.2) internal successors, (31), 5 states have internal predecessors, (31), 3 states have call successors, (17), 3 states have call predecessors, (17), 3 states have return successors, (11), 3 states have call predecessors, (11), 2 states have call successors, (11) Word has length 59 [2023-04-03 01:08:31,648 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-03 01:08:31,648 INFO L225 Difference]: With dead ends: 118 [2023-04-03 01:08:31,648 INFO L226 Difference]: Without dead ends: 0 [2023-04-03 01:08:31,651 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2023-04-03 01:08:31,659 INFO L413 NwaCegarLoop]: 60 mSDtfsCounter, 40 mSDsluCounter, 143 mSDsCounter, 0 mSdLazyCounter, 89 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 42 SdHoareTripleChecker+Valid, 203 SdHoareTripleChecker+Invalid, 90 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 89 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-04-03 01:08:31,659 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [42 Valid, 203 Invalid, 90 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 89 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-04-03 01:08:31,660 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2023-04-03 01:08:31,660 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2023-04-03 01:08:31,660 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-04-03 01:08:31,660 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2023-04-03 01:08:31,660 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 59 [2023-04-03 01:08:31,660 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-03 01:08:31,660 INFO L495 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2023-04-03 01:08:31,661 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 6.2) internal successors, (31), 5 states have internal predecessors, (31), 3 states have call successors, (17), 3 states have call predecessors, (17), 3 states have return successors, (11), 3 states have call predecessors, (11), 2 states have call successors, (11) [2023-04-03 01:08:31,661 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2023-04-03 01:08:31,661 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2023-04-03 01:08:31,663 INFO L805 garLoopResultBuilder]: Registering result SAFE for location __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-04-03 01:08:31,663 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2023-04-03 01:08:31,665 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2023-04-03 01:08:32,063 INFO L899 garLoopResultBuilder]: For program point reach_errorEXIT(line 11) no Hoare annotation was computed. [2023-04-03 01:08:32,064 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(line 11) no Hoare annotation was computed. [2023-04-03 01:08:32,064 INFO L899 garLoopResultBuilder]: For program point L127-2(lines 127 148) no Hoare annotation was computed. [2023-04-03 01:08:32,064 INFO L899 garLoopResultBuilder]: For program point L149(lines 126 150) no Hoare annotation was computed. [2023-04-03 01:08:32,064 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(lines 102 157) no Hoare annotation was computed. [2023-04-03 01:08:32,064 INFO L899 garLoopResultBuilder]: For program point __utac__exception__cf_handler_freeEXIT(lines 102 157) no Hoare annotation was computed. [2023-04-03 01:08:32,064 INFO L899 garLoopResultBuilder]: For program point L133(lines 133 137) no Hoare annotation was computed. [2023-04-03 01:08:32,064 INFO L899 garLoopResultBuilder]: For program point L190(lines 190 194) no Hoare annotation was computed. [2023-04-03 01:08:32,064 INFO L899 garLoopResultBuilder]: For program point L184-2(lines 184 209) no Hoare annotation was computed. [2023-04-03 01:08:32,065 INFO L899 garLoopResultBuilder]: For program point __utac__exception__cf_handler_resetFINAL(lines 158 217) no Hoare annotation was computed. [2023-04-03 01:08:32,065 INFO L899 garLoopResultBuilder]: For program point L210(lines 183 211) no Hoare annotation was computed. [2023-04-03 01:08:32,065 INFO L899 garLoopResultBuilder]: For program point L203(line 203) no Hoare annotation was computed. [2023-04-03 01:08:32,065 INFO L899 garLoopResultBuilder]: For program point L203-1(line 203) no Hoare annotation was computed. [2023-04-03 01:08:32,065 INFO L899 garLoopResultBuilder]: For program point __utac__exception__cf_handler_resetEXIT(lines 158 217) no Hoare annotation was computed. [2023-04-03 01:08:32,065 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(lines 158 217) no Hoare annotation was computed. [2023-04-03 01:08:32,065 INFO L899 garLoopResultBuilder]: For program point valid_productEXIT(lines 782 790) no Hoare annotation was computed. [2023-04-03 01:08:32,065 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 782 790) the Hoare annotation is: true [2023-04-03 01:08:32,066 INFO L899 garLoopResultBuilder]: For program point mainEXIT(lines 865 887) no Hoare annotation was computed. [2023-04-03 01:08:32,067 INFO L895 garLoopResultBuilder]: At program point L877(line 877) the Hoare annotation is: (or (< 0 ~pumpRunning~0) (< ~pumpRunning~0 0) (and (= 1 ~systemActive~0) (= main_~tmp~5 1)) (not (= |old(~systemActive~0)| 1))) [2023-04-03 01:08:32,067 INFO L895 garLoopResultBuilder]: At program point L877-1(line 877) the Hoare annotation is: (or (< 0 ~pumpRunning~0) (< ~pumpRunning~0 0) (and (= 1 ~systemActive~0) (= main_~tmp~5 1)) (not (= |old(~systemActive~0)| 1))) [2023-04-03 01:08:32,067 INFO L899 garLoopResultBuilder]: For program point L875(lines 875 882) no Hoare annotation was computed. [2023-04-03 01:08:32,067 INFO L899 garLoopResultBuilder]: For program point L875-1(lines 875 882) no Hoare annotation was computed. [2023-04-03 01:08:32,068 INFO L895 garLoopResultBuilder]: At program point $Ultimate##0(lines 865 887) the Hoare annotation is: (or (< 0 ~pumpRunning~0) (< ~pumpRunning~0 0) (= 1 ~systemActive~0) (not (= |old(~systemActive~0)| 1))) [2023-04-03 01:08:32,068 INFO L899 garLoopResultBuilder]: For program point L873(line 873) no Hoare annotation was computed. [2023-04-03 01:08:32,069 INFO L895 garLoopResultBuilder]: At program point L872(line 872) the Hoare annotation is: (or (< 0 ~pumpRunning~0) (< ~pumpRunning~0 0) (= 1 ~systemActive~0) (not (= |old(~systemActive~0)| 1))) [2023-04-03 01:08:32,070 INFO L895 garLoopResultBuilder]: At program point L871(line 871) the Hoare annotation is: (or (< 0 ~pumpRunning~0) (< ~pumpRunning~0 0) (= 1 ~systemActive~0) (not (= |old(~systemActive~0)| 1))) [2023-04-03 01:08:32,071 INFO L895 garLoopResultBuilder]: At program point L871-1(line 871) the Hoare annotation is: (or (< 0 ~pumpRunning~0) (< ~pumpRunning~0 0) (= 1 ~systemActive~0) (not (= |old(~systemActive~0)| 1))) [2023-04-03 01:08:32,071 INFO L899 garLoopResultBuilder]: For program point L833(line 833) no Hoare annotation was computed. [2023-04-03 01:08:32,071 INFO L899 garLoopResultBuilder]: For program point L832(line 832) no Hoare annotation was computed. [2023-04-03 01:08:32,071 INFO L899 garLoopResultBuilder]: For program point Specification2EXIT(lines 823 846) no Hoare annotation was computed. [2023-04-03 01:08:32,071 INFO L899 garLoopResultBuilder]: For program point L831(line 831) no Hoare annotation was computed. [2023-04-03 01:08:32,071 INFO L899 garLoopResultBuilder]: For program point L830(line 830) no Hoare annotation was computed. [2023-04-03 01:08:32,071 INFO L899 garLoopResultBuilder]: For program point L829(line 829) no Hoare annotation was computed. [2023-04-03 01:08:32,071 INFO L899 garLoopResultBuilder]: For program point L828(line 828) no Hoare annotation was computed. [2023-04-03 01:08:32,071 INFO L899 garLoopResultBuilder]: For program point Specification2FINAL(lines 823 846) no Hoare annotation was computed. [2023-04-03 01:08:32,071 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(lines 823 846) no Hoare annotation was computed. [2023-04-03 01:08:32,072 INFO L899 garLoopResultBuilder]: For program point L841(line 841) no Hoare annotation was computed. [2023-04-03 01:08:32,072 INFO L899 garLoopResultBuilder]: For program point L840(line 840) no Hoare annotation was computed. [2023-04-03 01:08:32,072 INFO L899 garLoopResultBuilder]: For program point L839(line 839) no Hoare annotation was computed. [2023-04-03 01:08:32,072 INFO L899 garLoopResultBuilder]: For program point L838(line 838) no Hoare annotation was computed. [2023-04-03 01:08:32,072 INFO L899 garLoopResultBuilder]: For program point L837(line 837) no Hoare annotation was computed. [2023-04-03 01:08:32,072 INFO L899 garLoopResultBuilder]: For program point L836(line 836) no Hoare annotation was computed. [2023-04-03 01:08:32,072 INFO L899 garLoopResultBuilder]: For program point L835(line 835) no Hoare annotation was computed. [2023-04-03 01:08:32,072 INFO L899 garLoopResultBuilder]: For program point L834(line 834) no Hoare annotation was computed. [2023-04-03 01:08:32,072 INFO L899 garLoopResultBuilder]: For program point select_featuresEXIT(lines 768 774) no Hoare annotation was computed. [2023-04-03 01:08:32,074 INFO L902 garLoopResultBuilder]: At program point select_featuresFINAL(lines 768 774) the Hoare annotation is: true [2023-04-03 01:08:32,074 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(lines 369 414) no Hoare annotation was computed. [2023-04-03 01:08:32,074 INFO L899 garLoopResultBuilder]: For program point __utac__get_this_argtypeEXIT(lines 369 414) no Hoare annotation was computed. [2023-04-03 01:08:32,074 INFO L899 garLoopResultBuilder]: For program point processEnvironmentEXIT(lines 540 546) no Hoare annotation was computed. [2023-04-03 01:08:32,076 INFO L902 garLoopResultBuilder]: At program point processEnvironmentFINAL(lines 540 546) the Hoare annotation is: true [2023-04-03 01:08:32,076 INFO L899 garLoopResultBuilder]: For program point L640(lines 639 686) no Hoare annotation was computed. [2023-04-03 01:08:32,077 INFO L895 garLoopResultBuilder]: At program point L671(line 671) the Hoare annotation is: (or (< 0 ~pumpRunning~0) (< ~pumpRunning~0 0) (not (= |old(~systemActive~0)| 1)) (and (= test_~splverifierCounter~0 0) (= 1 ~systemActive~0))) [2023-04-03 01:08:32,077 INFO L899 garLoopResultBuilder]: For program point L669(lines 669 682) no Hoare annotation was computed. [2023-04-03 01:08:32,077 INFO L899 garLoopResultBuilder]: For program point testFINAL(lines 629 694) no Hoare annotation was computed. [2023-04-03 01:08:32,077 INFO L895 garLoopResultBuilder]: At program point L661(line 661) the Hoare annotation is: (or (< 0 ~pumpRunning~0) (< ~pumpRunning~0 0) (not (= |old(~systemActive~0)| 1)) (and (= test_~splverifierCounter~0 0) (= 1 ~systemActive~0))) [2023-04-03 01:08:32,077 INFO L899 garLoopResultBuilder]: For program point L659(lines 659 665) no Hoare annotation was computed. [2023-04-03 01:08:32,077 INFO L899 garLoopResultBuilder]: For program point L659-1(lines 659 665) no Hoare annotation was computed. [2023-04-03 01:08:32,078 INFO L895 garLoopResultBuilder]: At program point L684(lines 639 686) the Hoare annotation is: (or (< 0 ~pumpRunning~0) (< ~pumpRunning~0 0) (not (= |old(~systemActive~0)| 1)) (and (= test_~splverifierCounter~0 0) (= 1 ~systemActive~0))) [2023-04-03 01:08:32,078 INFO L895 garLoopResultBuilder]: At program point L651(line 651) the Hoare annotation is: (or (< 0 ~pumpRunning~0) (< ~pumpRunning~0 0) (not (= |old(~systemActive~0)| 1)) (and (= test_~splverifierCounter~0 0) (= 1 ~systemActive~0))) [2023-04-03 01:08:32,078 INFO L895 garLoopResultBuilder]: At program point $Ultimate##0(lines 629 694) the Hoare annotation is: (or (< 0 ~pumpRunning~0) (< ~pumpRunning~0 0) (= 1 ~systemActive~0) (not (= |old(~systemActive~0)| 1))) [2023-04-03 01:08:32,079 INFO L899 garLoopResultBuilder]: For program point L649(lines 649 655) no Hoare annotation was computed. [2023-04-03 01:08:32,079 INFO L899 garLoopResultBuilder]: For program point L649-1(lines 649 655) no Hoare annotation was computed. [2023-04-03 01:08:32,079 INFO L895 garLoopResultBuilder]: At program point L687(lines 638 688) the Hoare annotation is: (or (< 0 ~pumpRunning~0) (< ~pumpRunning~0 0) (not (= |old(~systemActive~0)| 1))) [2023-04-03 01:08:32,079 INFO L895 garLoopResultBuilder]: At program point L677-2(lines 669 682) the Hoare annotation is: (or (< 0 ~pumpRunning~0) (< ~pumpRunning~0 0) (not (= |old(~systemActive~0)| 1)) (and (= test_~splverifierCounter~0 0) (= 1 ~systemActive~0))) [2023-04-03 01:08:32,079 INFO L899 garLoopResultBuilder]: For program point testEXIT(lines 629 694) no Hoare annotation was computed. [2023-04-03 01:08:32,079 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(lines 469 491) no Hoare annotation was computed. [2023-04-03 01:08:32,079 INFO L899 garLoopResultBuilder]: For program point printEnvironmentEXIT(lines 469 491) no Hoare annotation was computed. [2023-04-03 01:08:32,080 INFO L899 garLoopResultBuilder]: For program point activatePumpEXIT(lines 547 554) no Hoare annotation was computed. [2023-04-03 01:08:32,080 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(lines 547 554) no Hoare annotation was computed. [2023-04-03 01:08:32,080 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 492 500) the Hoare annotation is: true [2023-04-03 01:08:32,080 INFO L899 garLoopResultBuilder]: For program point getWaterLevelEXIT(lines 492 500) no Hoare annotation was computed. [2023-04-03 01:08:32,080 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(lines 460 468) no Hoare annotation was computed. [2023-04-03 01:08:32,080 INFO L899 garLoopResultBuilder]: For program point isMethaneLevelCriticalEXIT(lines 460 468) no Hoare annotation was computed. [2023-04-03 01:08:32,080 INFO L902 garLoopResultBuilder]: At program point L529(line 529) the Hoare annotation is: true [2023-04-03 01:08:32,080 INFO L902 garLoopResultBuilder]: At program point L527(lines 527 533) the Hoare annotation is: true [2023-04-03 01:08:32,081 INFO L899 garLoopResultBuilder]: For program point timeShiftEXIT(lines 513 539) no Hoare annotation was computed. [2023-04-03 01:08:32,081 INFO L895 garLoopResultBuilder]: At program point L522(line 522) the Hoare annotation is: (or (< 0 ~pumpRunning~0) (not (= 1 ~systemActive~0)) (< ~pumpRunning~0 0)) [2023-04-03 01:08:32,081 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 513 539) the Hoare annotation is: true [2023-04-03 01:08:32,081 INFO L899 garLoopResultBuilder]: For program point L520(lines 516 538) no Hoare annotation was computed. [2023-04-03 01:08:32,081 INFO L899 garLoopResultBuilder]: For program point timeShiftFINAL(lines 513 539) no Hoare annotation was computed. [2023-04-03 01:08:32,081 INFO L899 garLoopResultBuilder]: For program point L518(lines 516 538) no Hoare annotation was computed. [2023-04-03 01:08:32,081 INFO L902 garLoopResultBuilder]: At program point L803-2(lines 803 817) the Hoare annotation is: true [2023-04-03 01:08:32,081 INFO L899 garLoopResultBuilder]: For program point cleanupEXIT(lines 793 822) no Hoare annotation was computed. [2023-04-03 01:08:32,082 INFO L902 garLoopResultBuilder]: At program point L799(line 799) the Hoare annotation is: true [2023-04-03 01:08:32,082 INFO L899 garLoopResultBuilder]: For program point L799-1(line 799) no Hoare annotation was computed. [2023-04-03 01:08:32,083 INFO L902 garLoopResultBuilder]: At program point L818(lines 793 822) the Hoare annotation is: true [2023-04-03 01:08:32,085 INFO L899 garLoopResultBuilder]: For program point L814(line 814) no Hoare annotation was computed. [2023-04-03 01:08:32,085 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 793 822) the Hoare annotation is: true [2023-04-03 01:08:32,085 INFO L899 garLoopResultBuilder]: For program point L807(lines 807 811) no Hoare annotation was computed. [2023-04-03 01:08:32,090 INFO L902 garLoopResultBuilder]: At program point L807-1(lines 807 811) the Hoare annotation is: true [2023-04-03 01:08:32,090 INFO L899 garLoopResultBuilder]: For program point lowerWaterLevelEXIT(lines 424 435) no Hoare annotation was computed. [2023-04-03 01:08:32,090 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 424 435) the Hoare annotation is: true [2023-04-03 01:08:32,090 INFO L899 garLoopResultBuilder]: For program point startSystemEXIT(lines 619 626) no Hoare annotation was computed. [2023-04-03 01:08:32,090 INFO L895 garLoopResultBuilder]: At program point $Ultimate##0(lines 619 626) the Hoare annotation is: (or (< 0 ~pumpRunning~0) (< ~pumpRunning~0 0) (= 1 ~systemActive~0) (not (= |old(~systemActive~0)| 1))) [2023-04-03 01:08:32,090 INFO L899 garLoopResultBuilder]: For program point waterRiseEXIT(lines 436 447) no Hoare annotation was computed. [2023-04-03 01:08:32,091 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 436 447) the Hoare annotation is: true [2023-04-03 01:08:32,091 INFO L902 garLoopResultBuilder]: At program point ERROR(lines 696 703) the Hoare annotation is: true [2023-04-03 01:08:32,091 INFO L899 garLoopResultBuilder]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 700) no Hoare annotation was computed. [2023-04-03 01:08:32,091 INFO L899 garLoopResultBuilder]: For program point __automaton_failEXIT(lines 696 703) no Hoare annotation was computed. [2023-04-03 01:08:32,091 INFO L902 garLoopResultBuilder]: At program point select_helpersFINAL(lines 775 781) the Hoare annotation is: true [2023-04-03 01:08:32,091 INFO L899 garLoopResultBuilder]: For program point select_helpersEXIT(lines 775 781) no Hoare annotation was computed. [2023-04-03 01:08:32,091 INFO L899 garLoopResultBuilder]: For program point __utac_acc__Specification5_spec__1EXIT(lines 706 713) no Hoare annotation was computed. [2023-04-03 01:08:32,092 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 706 713) the Hoare annotation is: true [2023-04-03 01:08:32,092 INFO L899 garLoopResultBuilder]: For program point L719(line 719) no Hoare annotation was computed. [2023-04-03 01:08:32,092 INFO L899 garLoopResultBuilder]: For program point __utac_acc__Specification5_spec__2EXIT(lines 714 723) no Hoare annotation was computed. [2023-04-03 01:08:32,092 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 714 723) the Hoare annotation is: true [2023-04-03 01:08:32,092 INFO L899 garLoopResultBuilder]: For program point L737(lines 737 743) no Hoare annotation was computed. [2023-04-03 01:08:32,092 INFO L899 garLoopResultBuilder]: For program point L736(lines 736 746) no Hoare annotation was computed. [2023-04-03 01:08:32,092 INFO L902 garLoopResultBuilder]: At program point L734(line 734) the Hoare annotation is: true [2023-04-03 01:08:32,092 INFO L899 garLoopResultBuilder]: For program point L734-1(line 734) no Hoare annotation was computed. [2023-04-03 01:08:32,092 INFO L899 garLoopResultBuilder]: For program point L732(lines 732 749) no Hoare annotation was computed. [2023-04-03 01:08:32,092 INFO L899 garLoopResultBuilder]: For program point L732-1(lines 724 752) no Hoare annotation was computed. [2023-04-03 01:08:32,092 INFO L902 garLoopResultBuilder]: At program point L730(line 730) the Hoare annotation is: true [2023-04-03 01:08:32,092 INFO L899 garLoopResultBuilder]: For program point L730-1(line 730) no Hoare annotation was computed. [2023-04-03 01:08:32,093 INFO L899 garLoopResultBuilder]: For program point __utac_acc__Specification5_spec__3EXIT(lines 724 752) no Hoare annotation was computed. [2023-04-03 01:08:32,093 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 724 752) the Hoare annotation is: true [2023-04-03 01:08:32,093 INFO L895 garLoopResultBuilder]: At program point L739(line 739) the Hoare annotation is: (or (< 0 ~pumpRunning~0) (not (= 1 ~systemActive~0)) (< ~pumpRunning~0 0)) [2023-04-03 01:08:32,093 INFO L899 garLoopResultBuilder]: For program point isPumpRunningEXIT(lines 574 582) no Hoare annotation was computed. [2023-04-03 01:08:32,093 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 574 582) the Hoare annotation is: true [2023-04-03 01:08:32,093 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(lines 583 618) no Hoare annotation was computed. [2023-04-03 01:08:32,093 INFO L899 garLoopResultBuilder]: For program point L613(line 613) no Hoare annotation was computed. [2023-04-03 01:08:32,093 INFO L899 garLoopResultBuilder]: For program point L613-1(line 613) no Hoare annotation was computed. [2023-04-03 01:08:32,093 INFO L899 garLoopResultBuilder]: For program point printPumpEXIT(lines 583 618) no Hoare annotation was computed. [2023-04-03 01:08:32,094 INFO L899 garLoopResultBuilder]: For program point __utac__exception__cf_handler_setEXIT(lines 56 101) no Hoare annotation was computed. [2023-04-03 01:08:32,094 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(lines 56 101) no Hoare annotation was computed. [2023-04-03 01:08:32,094 INFO L895 garLoopResultBuilder]: At program point L859(line 859) the Hoare annotation is: (or (< 0 ~pumpRunning~0) (< ~pumpRunning~0 0) (= 1 ~systemActive~0) (not (= |old(~systemActive~0)| 1))) [2023-04-03 01:08:32,094 INFO L899 garLoopResultBuilder]: For program point runTestEXIT(lines 854 864) no Hoare annotation was computed. [2023-04-03 01:08:32,094 INFO L895 garLoopResultBuilder]: At program point $Ultimate##0(lines 854 864) the Hoare annotation is: (or (< 0 ~pumpRunning~0) (< ~pumpRunning~0 0) (= 1 ~systemActive~0) (not (= |old(~systemActive~0)| 1))) [2023-04-03 01:08:32,094 INFO L899 garLoopResultBuilder]: For program point runTestFINAL(lines 854 864) no Hoare annotation was computed. [2023-04-03 01:08:32,095 INFO L899 garLoopResultBuilder]: For program point isMethaneAlarmEXIT(lines 563 573) no Hoare annotation was computed. [2023-04-03 01:08:32,095 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(lines 563 573) no Hoare annotation was computed. [2023-04-03 01:08:32,096 INFO L899 garLoopResultBuilder]: For program point L568(line 568) no Hoare annotation was computed. [2023-04-03 01:08:32,096 INFO L899 garLoopResultBuilder]: For program point L568-1(line 568) no Hoare annotation was computed. [2023-04-03 01:08:32,096 INFO L899 garLoopResultBuilder]: For program point deactivatePumpEXIT(lines 555 562) no Hoare annotation was computed. [2023-04-03 01:08:32,096 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(lines 555 562) no Hoare annotation was computed. [2023-04-03 01:08:32,096 INFO L899 garLoopResultBuilder]: For program point __utac__get_this_argEXIT(lines 323 368) no Hoare annotation was computed. [2023-04-03 01:08:32,096 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(lines 323 368) no Hoare annotation was computed. [2023-04-03 01:08:32,096 INFO L899 garLoopResultBuilder]: For program point L285(line 285) no Hoare annotation was computed. [2023-04-03 01:08:32,096 INFO L899 garLoopResultBuilder]: For program point L285-1(line 285) no Hoare annotation was computed. [2023-04-03 01:08:32,096 INFO L899 garLoopResultBuilder]: For program point L244(lines 244 248) no Hoare annotation was computed. [2023-04-03 01:08:32,096 INFO L899 garLoopResultBuilder]: For program point L269-2(lines 269 289) no Hoare annotation was computed. [2023-04-03 01:08:32,096 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(lines 220 322) no Hoare annotation was computed. [2023-04-03 01:08:32,096 INFO L899 garLoopResultBuilder]: For program point __utac__error_stack_mgtFINAL(lines 220 322) no Hoare annotation was computed. [2023-04-03 01:08:32,097 INFO L899 garLoopResultBuilder]: For program point L290(lines 268 291) no Hoare annotation was computed. [2023-04-03 01:08:32,097 INFO L899 garLoopResultBuilder]: For program point L249(lines 249 265) no Hoare annotation was computed. [2023-04-03 01:08:32,097 INFO L899 garLoopResultBuilder]: For program point __utac__error_stack_mgtEXIT(lines 220 322) no Hoare annotation was computed. [2023-04-03 01:08:32,097 INFO L899 garLoopResultBuilder]: For program point L270(lines 269 289) no Hoare annotation was computed. [2023-04-03 01:08:32,097 INFO L899 garLoopResultBuilder]: For program point L301(line 301) no Hoare annotation was computed. [2023-04-03 01:08:32,097 INFO L899 garLoopResultBuilder]: For program point L301-1(line 301) no Hoare annotation was computed. [2023-04-03 01:08:32,097 INFO L899 garLoopResultBuilder]: For program point L266(lines 266 307) no Hoare annotation was computed. [2023-04-03 01:08:32,097 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(lines 758 767) no Hoare annotation was computed. [2023-04-03 01:08:32,097 INFO L899 garLoopResultBuilder]: For program point select_oneEXIT(lines 758 767) no Hoare annotation was computed. [2023-04-03 01:08:32,097 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(line -1) the Hoare annotation is: true [2023-04-03 01:08:32,097 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2023-04-03 01:08:32,097 INFO L899 garLoopResultBuilder]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2023-04-03 01:08:32,097 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(line -1) no Hoare annotation was computed. [2023-04-03 01:08:32,098 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 448 459) the Hoare annotation is: true [2023-04-03 01:08:32,098 INFO L899 garLoopResultBuilder]: For program point changeMethaneLevelEXIT(lines 448 459) no Hoare annotation was computed. [2023-04-03 01:08:32,098 INFO L899 garLoopResultBuilder]: For program point setupEXIT(lines 847 853) no Hoare annotation was computed. [2023-04-03 01:08:32,098 INFO L902 garLoopResultBuilder]: At program point setupFINAL(lines 847 853) the Hoare annotation is: true [2023-04-03 01:08:32,098 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2023-04-03 01:08:32,098 INFO L895 garLoopResultBuilder]: At program point L-1(line -1) the Hoare annotation is: (and (<= ~pumpRunning~0 0) (= 1 ~systemActive~0) (<= 0 ~pumpRunning~0)) [2023-04-03 01:08:32,098 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2023-04-03 01:08:32,098 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(line -1) the Hoare annotation is: true [2023-04-03 01:08:32,102 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1] [2023-04-03 01:08:32,103 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-04-03 01:08:32,114 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 03.04 01:08:32 BoogieIcfgContainer [2023-04-03 01:08:32,114 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-04-03 01:08:32,115 INFO L158 Benchmark]: Toolchain (without parser) took 3537.30ms. Allocated memory was 189.8MB in the beginning and 310.4MB in the end (delta: 120.6MB). Free memory was 138.9MB in the beginning and 258.7MB in the end (delta: -119.8MB). Peak memory consumption was 162.9MB. Max. memory is 8.0GB. [2023-04-03 01:08:32,115 INFO L158 Benchmark]: CDTParser took 0.11ms. Allocated memory is still 189.8MB. Free memory was 143.9MB in the beginning and 143.8MB in the end (delta: 134.9kB). There was no memory consumed. Max. memory is 8.0GB. [2023-04-03 01:08:32,116 INFO L158 Benchmark]: CACSL2BoogieTranslator took 334.42ms. Allocated memory is still 189.8MB. Free memory was 138.6MB in the beginning and 120.8MB in the end (delta: 17.8MB). Peak memory consumption was 17.8MB. Max. memory is 8.0GB. [2023-04-03 01:08:32,116 INFO L158 Benchmark]: Boogie Preprocessor took 55.91ms. Allocated memory is still 189.8MB. Free memory was 120.8MB in the beginning and 117.5MB in the end (delta: 3.3MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. [2023-04-03 01:08:32,116 INFO L158 Benchmark]: RCFGBuilder took 1018.03ms. Allocated memory was 189.8MB in the beginning and 310.4MB in the end (delta: 120.6MB). Free memory was 117.5MB in the beginning and 236.7MB in the end (delta: -119.2MB). Peak memory consumption was 20.3MB. Max. memory is 8.0GB. [2023-04-03 01:08:32,116 INFO L158 Benchmark]: TraceAbstraction took 2121.67ms. Allocated memory is still 310.4MB. Free memory was 236.2MB in the beginning and 258.7MB in the end (delta: -22.5MB). Peak memory consumption was 138.4MB. Max. memory is 8.0GB. [2023-04-03 01:08:32,118 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 189.8MB. Free memory was 143.9MB in the beginning and 143.8MB in the end (delta: 134.9kB). There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 334.42ms. Allocated memory is still 189.8MB. Free memory was 138.6MB in the beginning and 120.8MB in the end (delta: 17.8MB). Peak memory consumption was 17.8MB. Max. memory is 8.0GB. * Boogie Preprocessor took 55.91ms. Allocated memory is still 189.8MB. Free memory was 120.8MB in the beginning and 117.5MB in the end (delta: 3.3MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. * RCFGBuilder took 1018.03ms. Allocated memory was 189.8MB in the beginning and 310.4MB in the end (delta: 120.6MB). Free memory was 117.5MB in the beginning and 236.7MB in the end (delta: -119.2MB). Peak memory consumption was 20.3MB. Max. memory is 8.0GB. * TraceAbstraction took 2121.67ms. Allocated memory is still 310.4MB. Free memory was 236.2MB in the beginning and 258.7MB in the end (delta: -22.5MB). Peak memory consumption was 138.4MB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 700]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data CFG has 38 procedures, 164 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 2.0s, OverallIterations: 4, TraceHistogramMax: 2, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.6s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.4s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 157 SdHoareTripleChecker+Valid, 0.3s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 150 mSDsluCounter, 607 SdHoareTripleChecker+Invalid, 0.2s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 322 mSDsCounter, 34 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 258 IncrementalHoareTripleChecker+Invalid, 292 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 34 mSolverCounterUnsat, 285 mSDtfsCounter, 258 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 27 GetRequests, 11 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=115occurred in iteration=0, InterpolantAutomatonStates: 17, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 4 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 45 LocationsWithAnnotation, 130 PreInvPairs, 138 NumberOfFragments, 307 HoareAnnotationTreeSize, 130 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 45 FomulaSimplificationsInter, 438 FormulaSimplificationTreeSizeReductionInter, 0.3s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.6s InterpolantComputationTime, 220 NumberOfCodeBlocks, 220 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 216 ConstructedInterpolants, 0 QuantifiedInterpolants, 492 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 4 InterpolantComputations, 4 PerfectInterpolantSequences, 8/8 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 803]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 793]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 639]: Loop Invariant Derived loop invariant: ((0 < pumpRunning || pumpRunning < 0) || !(\old(systemActive) == 1)) || (splverifierCounter == 0 && 1 == systemActive) - InvariantResult [Line: 638]: Loop Invariant Derived loop invariant: (0 < pumpRunning || pumpRunning < 0) || !(\old(systemActive) == 1) RESULT: Ultimate proved your program to be correct! [2023-04-03 01:08:32,138 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...