/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data --core.log.level.for.class de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=WARN -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -s ../../../trunk/examples/settings/automizer/BvToInt/svcomp-Reach-64bit-Automizer_Bitvector.epf -i ../../../trunk/examples/svcomp/product-lines/minepump_spec1_product08.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.2.2-dev-a10ec3b [2022-01-10 06:31:45,822 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-01-10 06:31:45,823 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-01-10 06:31:45,850 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-01-10 06:31:45,850 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-01-10 06:31:45,852 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-01-10 06:31:45,855 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-01-10 06:31:45,859 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-01-10 06:31:45,859 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-01-10 06:31:45,861 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-01-10 06:31:45,861 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-01-10 06:31:45,862 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-01-10 06:31:45,862 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-01-10 06:31:45,865 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-01-10 06:31:45,866 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-01-10 06:31:45,867 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-01-10 06:31:45,868 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-01-10 06:31:45,868 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-01-10 06:31:45,897 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-01-10 06:31:45,898 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-01-10 06:31:45,899 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-01-10 06:31:45,901 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-01-10 06:31:45,902 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-01-10 06:31:45,902 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-01-10 06:31:45,904 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-01-10 06:31:45,904 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-01-10 06:31:45,904 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-01-10 06:31:45,904 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-01-10 06:31:45,905 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-01-10 06:31:45,905 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-01-10 06:31:45,905 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-01-10 06:31:45,906 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-01-10 06:31:45,906 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-01-10 06:31:45,906 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-01-10 06:31:45,907 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-01-10 06:31:45,907 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-01-10 06:31:45,907 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-01-10 06:31:45,908 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-01-10 06:31:45,908 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-01-10 06:31:45,908 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-01-10 06:31:45,909 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-01-10 06:31:45,912 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/BvToInt/svcomp-Reach-64bit-Automizer_Bitvector.epf [2022-01-10 06:31:45,942 INFO L113 SettingsManager]: Loading preferences was successful [2022-01-10 06:31:45,942 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-01-10 06:31:45,942 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-01-10 06:31:45,942 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-01-10 06:31:45,943 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-01-10 06:31:45,943 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-01-10 06:31:45,943 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-01-10 06:31:45,943 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-01-10 06:31:45,943 INFO L138 SettingsManager]: * Use SBE=true [2022-01-10 06:31:45,944 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-01-10 06:31:45,944 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-01-10 06:31:45,944 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-01-10 06:31:45,944 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-01-10 06:31:45,944 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-01-10 06:31:45,944 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-01-10 06:31:45,944 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-01-10 06:31:45,944 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-01-10 06:31:45,944 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-01-10 06:31:45,944 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-01-10 06:31:45,944 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-01-10 06:31:45,945 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-01-10 06:31:45,945 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-01-10 06:31:45,945 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-01-10 06:31:45,945 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-01-10 06:31:45,945 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-01-10 06:31:45,945 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-01-10 06:31:45,945 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-01-10 06:31:45,945 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2022-01-10 06:31:45,945 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-01-10 06:31:45,945 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2022-01-10 06:31:45,946 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-01-10 06:31:45,946 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-01-10 06:31:45,946 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-01-10 06:31:45,946 INFO L138 SettingsManager]: * Logic for external solver=AUFBV 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.core: Log level for class -> de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=WARN; [2022-01-10 06:31:46,126 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-01-10 06:31:46,150 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-01-10 06:31:46,152 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-01-10 06:31:46,153 INFO L271 PluginConnector]: Initializing CDTParser... [2022-01-10 06:31:46,153 INFO L275 PluginConnector]: CDTParser initialized [2022-01-10 06:31:46,154 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec1_product08.cil.c [2022-01-10 06:31:46,199 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/873391a3f/f1d81e33d1664ea994b9926d8e617a7c/FLAGd977eba9f [2022-01-10 06:31:46,577 INFO L306 CDTParser]: Found 1 translation units. [2022-01-10 06:31:46,578 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec1_product08.cil.c [2022-01-10 06:31:46,585 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/873391a3f/f1d81e33d1664ea994b9926d8e617a7c/FLAGd977eba9f [2022-01-10 06:31:46,602 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/873391a3f/f1d81e33d1664ea994b9926d8e617a7c [2022-01-10 06:31:46,604 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-01-10 06:31:46,605 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2022-01-10 06:31:46,609 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-01-10 06:31:46,609 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-01-10 06:31:46,611 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-01-10 06:31:46,612 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.01 06:31:46" (1/1) ... [2022-01-10 06:31:46,612 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@501a4897 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 06:31:46, skipping insertion in model container [2022-01-10 06:31:46,613 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.01 06:31:46" (1/1) ... [2022-01-10 06:31:46,618 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-01-10 06:31:46,649 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-01-10 06:31:46,848 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec1_product08.cil.c[14923,14936] [2022-01-10 06:31:46,858 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-01-10 06:31:46,878 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2022-01-10 06:31:46,883 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-01-10 06:31:46,944 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec1_product08.cil.c[14923,14936] [2022-01-10 06:31:46,952 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-01-10 06:31:46,958 INFO L203 MainTranslator]: Completed pre-run [2022-01-10 06:31:46,987 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec1_product08.cil.c[14923,14936] [2022-01-10 06:31:46,991 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-01-10 06:31:47,009 INFO L208 MainTranslator]: Completed translation [2022-01-10 06:31:47,010 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 06:31:47 WrapperNode [2022-01-10 06:31:47,010 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-01-10 06:31:47,011 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-01-10 06:31:47,011 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-01-10 06:31:47,011 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-01-10 06:31:47,017 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 06:31:47" (1/1) ... [2022-01-10 06:31:47,039 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 06:31:47" (1/1) ... [2022-01-10 06:31:47,062 INFO L137 Inliner]: procedures = 54, calls = 151, calls flagged for inlining = 19, calls inlined = 16, statements flattened = 198 [2022-01-10 06:31:47,062 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-01-10 06:31:47,063 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-01-10 06:31:47,063 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-01-10 06:31:47,064 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-01-10 06:31:47,070 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 06:31:47" (1/1) ... [2022-01-10 06:31:47,070 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 06:31:47" (1/1) ... [2022-01-10 06:31:47,080 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 06:31:47" (1/1) ... [2022-01-10 06:31:47,080 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 06:31:47" (1/1) ... [2022-01-10 06:31:47,084 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 06:31:47" (1/1) ... [2022-01-10 06:31:47,087 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 06:31:47" (1/1) ... [2022-01-10 06:31:47,088 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 06:31:47" (1/1) ... [2022-01-10 06:31:47,096 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-01-10 06:31:47,096 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-01-10 06:31:47,096 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-01-10 06:31:47,097 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-01-10 06:31:47,097 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 06:31:47" (1/1) ... [2022-01-10 06:31:47,102 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-01-10 06:31:47,110 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-01-10 06:31:47,118 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) [2022-01-10 06:31:47,148 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-01-10 06:31:47,148 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2022-01-10 06:31:47,148 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2022-01-10 06:31:47,148 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2022-01-10 06:31:47,149 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2022-01-10 06:31:47,149 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2022-01-10 06:31:47,149 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2022-01-10 06:31:47,149 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2022-01-10 06:31:47,150 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2022-01-10 06:31:47,150 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2022-01-10 06:31:47,150 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2022-01-10 06:31:47,150 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-01-10 06:31:47,150 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2022-01-10 06:31:47,150 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2022-01-10 06:31:47,150 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2022-01-10 06:31:47,150 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2022-01-10 06:31:47,150 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-01-10 06:31:47,150 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-01-10 06:31:47,131 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 [2022-01-10 06:31:47,203 INFO L234 CfgBuilder]: Building ICFG [2022-01-10 06:31:47,205 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-01-10 06:31:47,458 INFO L275 CfgBuilder]: Performing block encoding [2022-01-10 06:31:47,463 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-01-10 06:31:47,463 INFO L299 CfgBuilder]: Removed 2 assume(true) statements. [2022-01-10 06:31:47,465 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.01 06:31:47 BoogieIcfgContainer [2022-01-10 06:31:47,465 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-01-10 06:31:47,466 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-01-10 06:31:47,466 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-01-10 06:31:47,469 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-01-10 06:31:47,469 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 10.01 06:31:46" (1/3) ... [2022-01-10 06:31:47,469 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@45971204 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.01 06:31:47, skipping insertion in model container [2022-01-10 06:31:47,469 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 06:31:47" (2/3) ... [2022-01-10 06:31:47,469 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@45971204 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.01 06:31:47, skipping insertion in model container [2022-01-10 06:31:47,470 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.01 06:31:47" (3/3) ... [2022-01-10 06:31:47,471 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec1_product08.cil.c [2022-01-10 06:31:47,474 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-01-10 06:31:47,474 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-01-10 06:31:47,505 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-01-10 06:31:47,510 INFO L339 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=PETRI_NET, 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, mLoopAccelerationTechnique=FAST_UPR [2022-01-10 06:31:47,511 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-01-10 06:31:47,537 INFO L276 IsEmpty]: Start isEmpty. Operand has 80 states, 59 states have (on average 1.3728813559322033) internal successors, (81), 66 states have internal predecessors, (81), 12 states have call successors, (12), 7 states have call predecessors, (12), 7 states have return successors, (12), 10 states have call predecessors, (12), 12 states have call successors, (12) [2022-01-10 06:31:47,542 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-01-10 06:31:47,542 INFO L506 BasicCegarLoop]: Found error trace [2022-01-10 06:31:47,542 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-10 06:31:47,543 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-01-10 06:31:47,549 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-10 06:31:47,549 INFO L85 PathProgramCache]: Analyzing trace with hash 1563426226, now seen corresponding path program 1 times [2022-01-10 06:31:47,560 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-01-10 06:31:47,560 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1804258170] [2022-01-10 06:31:47,560 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-10 06:31:47,561 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-01-10 06:31:47,562 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-01-10 06:31:47,564 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-01-10 06:31:47,591 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2022-01-10 06:31:47,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-10 06:31:47,671 INFO L263 TraceCheckSpWp]: Trace formula consists of 150 conjuncts, 1 conjunts are in the unsatisfiable core [2022-01-10 06:31:47,674 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-01-10 06:31:47,743 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-10 06:31:47,744 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-01-10 06:31:47,745 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-01-10 06:31:47,745 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1804258170] [2022-01-10 06:31:47,745 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1804258170] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-10 06:31:47,746 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-10 06:31:47,746 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-01-10 06:31:47,747 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2008179853] [2022-01-10 06:31:47,747 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-10 06:31:47,750 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2022-01-10 06:31:47,751 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-01-10 06:31:47,768 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2022-01-10 06:31:47,768 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-01-10 06:31:47,770 INFO L87 Difference]: Start difference. First operand has 80 states, 59 states have (on average 1.3728813559322033) internal successors, (81), 66 states have internal predecessors, (81), 12 states have call successors, (12), 7 states have call predecessors, (12), 7 states have return successors, (12), 10 states have call predecessors, (12), 12 states have call successors, (12) Second operand has 2 states, 2 states have (on average 9.5) internal successors, (19), 2 states have internal predecessors, (19), 1 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-01-10 06:31:47,793 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-10 06:31:47,793 INFO L93 Difference]: Finished difference Result 152 states and 205 transitions. [2022-01-10 06:31:47,794 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-01-10 06:31:47,795 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 9.5) internal successors, (19), 2 states have internal predecessors, (19), 1 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 23 [2022-01-10 06:31:47,795 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-10 06:31:47,800 INFO L225 Difference]: With dead ends: 152 [2022-01-10 06:31:47,800 INFO L226 Difference]: Without dead ends: 71 [2022-01-10 06:31:47,802 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 22 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-01-10 06:31:47,805 INFO L933 BasicCegarLoop]: 99 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 99 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-01-10 06:31:47,805 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [0 Valid, 99 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-01-10 06:31:47,816 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 71 states. [2022-01-10 06:31:47,832 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 71 to 71. [2022-01-10 06:31:47,833 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 71 states, 52 states have (on average 1.2884615384615385) internal successors, (67), 58 states have internal predecessors, (67), 12 states have call successors, (12), 7 states have call predecessors, (12), 6 states have return successors, (11), 9 states have call predecessors, (11), 11 states have call successors, (11) [2022-01-10 06:31:47,835 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 71 states and 90 transitions. [2022-01-10 06:31:47,835 INFO L78 Accepts]: Start accepts. Automaton has 71 states and 90 transitions. Word has length 23 [2022-01-10 06:31:47,836 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-10 06:31:47,836 INFO L470 AbstractCegarLoop]: Abstraction has 71 states and 90 transitions. [2022-01-10 06:31:47,836 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 9.5) internal successors, (19), 2 states have internal predecessors, (19), 1 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-01-10 06:31:47,836 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 90 transitions. [2022-01-10 06:31:47,837 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-01-10 06:31:47,838 INFO L506 BasicCegarLoop]: Found error trace [2022-01-10 06:31:47,838 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-10 06:31:47,848 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2022-01-10 06:31:48,048 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-01-10 06:31:48,048 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-01-10 06:31:48,049 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-10 06:31:48,049 INFO L85 PathProgramCache]: Analyzing trace with hash -756114654, now seen corresponding path program 1 times [2022-01-10 06:31:48,049 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-01-10 06:31:48,050 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1804194007] [2022-01-10 06:31:48,050 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-10 06:31:48,050 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-01-10 06:31:48,050 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-01-10 06:31:48,051 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-01-10 06:31:48,053 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2022-01-10 06:31:48,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-10 06:31:48,111 INFO L263 TraceCheckSpWp]: Trace formula consists of 151 conjuncts, 2 conjunts are in the unsatisfiable core [2022-01-10 06:31:48,112 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-01-10 06:31:48,181 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-10 06:31:48,181 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-01-10 06:31:48,181 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-01-10 06:31:48,182 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1804194007] [2022-01-10 06:31:48,182 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1804194007] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-10 06:31:48,182 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-10 06:31:48,182 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-01-10 06:31:48,182 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1604835733] [2022-01-10 06:31:48,182 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-10 06:31:48,183 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-01-10 06:31:48,183 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-01-10 06:31:48,184 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-01-10 06:31:48,184 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-01-10 06:31:48,184 INFO L87 Difference]: Start difference. First operand 71 states and 90 transitions. Second operand has 3 states, 3 states have (on average 6.666666666666667) internal successors, (20), 3 states have internal predecessors, (20), 1 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-01-10 06:31:48,193 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-10 06:31:48,193 INFO L93 Difference]: Finished difference Result 103 states and 129 transitions. [2022-01-10 06:31:48,193 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-01-10 06:31:48,194 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 6.666666666666667) internal successors, (20), 3 states have internal predecessors, (20), 1 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 24 [2022-01-10 06:31:48,194 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-10 06:31:48,194 INFO L225 Difference]: With dead ends: 103 [2022-01-10 06:31:48,195 INFO L226 Difference]: Without dead ends: 62 [2022-01-10 06:31:48,195 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 23 GetRequests, 22 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-01-10 06:31:48,196 INFO L933 BasicCegarLoop]: 77 mSDtfsCounter, 17 mSDsluCounter, 55 mSDsCounter, 0 mSdLazyCounter, 1 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 21 SdHoareTripleChecker+Valid, 132 SdHoareTripleChecker+Invalid, 1 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 1 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-01-10 06:31:48,196 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [21 Valid, 132 Invalid, 1 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-01-10 06:31:48,197 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 62 states. [2022-01-10 06:31:48,201 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 62 to 62. [2022-01-10 06:31:48,201 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 62 states, 46 states have (on average 1.3043478260869565) internal successors, (60), 52 states have internal predecessors, (60), 9 states have call successors, (9), 6 states have call predecessors, (9), 6 states have return successors, (9), 7 states have call predecessors, (9), 9 states have call successors, (9) [2022-01-10 06:31:48,202 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 62 states and 78 transitions. [2022-01-10 06:31:48,202 INFO L78 Accepts]: Start accepts. Automaton has 62 states and 78 transitions. Word has length 24 [2022-01-10 06:31:48,202 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-10 06:31:48,202 INFO L470 AbstractCegarLoop]: Abstraction has 62 states and 78 transitions. [2022-01-10 06:31:48,203 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 6.666666666666667) internal successors, (20), 3 states have internal predecessors, (20), 1 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-01-10 06:31:48,203 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 78 transitions. [2022-01-10 06:31:48,203 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2022-01-10 06:31:48,204 INFO L506 BasicCegarLoop]: Found error trace [2022-01-10 06:31:48,204 INFO L514 BasicCegarLoop]: trace histogram [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] [2022-01-10 06:31:48,212 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (3)] Ended with exit code 0 [2022-01-10 06:31:48,410 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-01-10 06:31:48,410 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-01-10 06:31:48,411 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-10 06:31:48,411 INFO L85 PathProgramCache]: Analyzing trace with hash -1343958209, now seen corresponding path program 1 times [2022-01-10 06:31:48,412 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-01-10 06:31:48,412 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1416589283] [2022-01-10 06:31:48,412 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-10 06:31:48,412 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-01-10 06:31:48,413 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-01-10 06:31:48,414 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-01-10 06:31:48,416 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2022-01-10 06:31:48,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-10 06:31:48,471 INFO L263 TraceCheckSpWp]: Trace formula consists of 153 conjuncts, 2 conjunts are in the unsatisfiable core [2022-01-10 06:31:48,474 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-01-10 06:31:48,528 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-10 06:31:48,528 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-01-10 06:31:48,529 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-01-10 06:31:48,529 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1416589283] [2022-01-10 06:31:48,529 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1416589283] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-10 06:31:48,530 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-10 06:31:48,530 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-01-10 06:31:48,530 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1906263773] [2022-01-10 06:31:48,530 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-10 06:31:48,530 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-01-10 06:31:48,530 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-01-10 06:31:48,531 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-01-10 06:31:48,531 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-01-10 06:31:48,531 INFO L87 Difference]: Start difference. First operand 62 states and 78 transitions. Second operand has 3 states, 3 states have (on average 8.666666666666666) internal successors, (26), 3 states have internal predecessors, (26), 2 states have call successors, (2), 2 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-01-10 06:31:48,567 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-10 06:31:48,567 INFO L93 Difference]: Finished difference Result 170 states and 219 transitions. [2022-01-10 06:31:48,572 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-01-10 06:31:48,572 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 8.666666666666666) internal successors, (26), 3 states have internal predecessors, (26), 2 states have call successors, (2), 2 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 29 [2022-01-10 06:31:48,572 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-10 06:31:48,574 INFO L225 Difference]: With dead ends: 170 [2022-01-10 06:31:48,574 INFO L226 Difference]: Without dead ends: 115 [2022-01-10 06:31:48,574 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 28 GetRequests, 27 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-01-10 06:31:48,575 INFO L933 BasicCegarLoop]: 97 mSDtfsCounter, 70 mSDsluCounter, 66 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 70 SdHoareTripleChecker+Valid, 163 SdHoareTripleChecker+Invalid, 5 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-01-10 06:31:48,575 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [70 Valid, 163 Invalid, 5 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-01-10 06:31:48,576 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 115 states. [2022-01-10 06:31:48,586 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 115 to 112. [2022-01-10 06:31:48,587 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 112 states, 81 states have (on average 1.3333333333333333) internal successors, (108), 92 states have internal predecessors, (108), 18 states have call successors, (18), 12 states have call predecessors, (18), 12 states have return successors, (18), 13 states have call predecessors, (18), 18 states have call successors, (18) [2022-01-10 06:31:48,588 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 112 states and 144 transitions. [2022-01-10 06:31:48,589 INFO L78 Accepts]: Start accepts. Automaton has 112 states and 144 transitions. Word has length 29 [2022-01-10 06:31:48,589 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-10 06:31:48,589 INFO L470 AbstractCegarLoop]: Abstraction has 112 states and 144 transitions. [2022-01-10 06:31:48,589 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 8.666666666666666) internal successors, (26), 3 states have internal predecessors, (26), 2 states have call successors, (2), 2 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-01-10 06:31:48,589 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 144 transitions. [2022-01-10 06:31:48,590 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2022-01-10 06:31:48,590 INFO L506 BasicCegarLoop]: Found error trace [2022-01-10 06:31:48,590 INFO L514 BasicCegarLoop]: trace histogram [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] [2022-01-10 06:31:48,597 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (4)] Forceful destruction successful, exit code 0 [2022-01-10 06:31:48,795 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-01-10 06:31:48,796 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-01-10 06:31:48,796 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-10 06:31:48,796 INFO L85 PathProgramCache]: Analyzing trace with hash 609353326, now seen corresponding path program 1 times [2022-01-10 06:31:48,796 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-01-10 06:31:48,797 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [149770974] [2022-01-10 06:31:48,797 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-10 06:31:48,797 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-01-10 06:31:48,797 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-01-10 06:31:48,798 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-01-10 06:31:48,799 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2022-01-10 06:31:48,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-10 06:31:48,846 INFO L263 TraceCheckSpWp]: Trace formula consists of 156 conjuncts, 6 conjunts are in the unsatisfiable core [2022-01-10 06:31:48,848 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-01-10 06:31:48,937 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-10 06:31:48,937 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-01-10 06:31:48,937 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-01-10 06:31:48,937 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [149770974] [2022-01-10 06:31:48,937 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [149770974] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-10 06:31:48,937 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-10 06:31:48,938 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-01-10 06:31:48,938 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [746950848] [2022-01-10 06:31:48,938 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-10 06:31:48,938 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-01-10 06:31:48,938 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-01-10 06:31:48,938 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-01-10 06:31:48,939 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2022-01-10 06:31:48,939 INFO L87 Difference]: Start difference. First operand 112 states and 144 transitions. Second operand has 6 states, 6 states have (on average 4.833333333333333) internal successors, (29), 4 states have internal predecessors, (29), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-01-10 06:31:49,002 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-10 06:31:49,002 INFO L93 Difference]: Finished difference Result 322 states and 423 transitions. [2022-01-10 06:31:49,005 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-01-10 06:31:49,005 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 4.833333333333333) internal successors, (29), 4 states have internal predecessors, (29), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 32 [2022-01-10 06:31:49,005 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-10 06:31:49,007 INFO L225 Difference]: With dead ends: 322 [2022-01-10 06:31:49,007 INFO L226 Difference]: Without dead ends: 217 [2022-01-10 06:31:49,008 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 27 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=18, Invalid=38, Unknown=0, NotChecked=0, Total=56 [2022-01-10 06:31:49,009 INFO L933 BasicCegarLoop]: 84 mSDtfsCounter, 48 mSDsluCounter, 281 mSDsCounter, 0 mSdLazyCounter, 38 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 51 SdHoareTripleChecker+Valid, 365 SdHoareTripleChecker+Invalid, 42 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 38 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-01-10 06:31:49,009 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [51 Valid, 365 Invalid, 42 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 38 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-01-10 06:31:49,010 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 217 states. [2022-01-10 06:31:49,047 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 217 to 211. [2022-01-10 06:31:49,048 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 211 states, 150 states have (on average 1.32) internal successors, (198), 171 states have internal predecessors, (198), 36 states have call successors, (36), 24 states have call predecessors, (36), 24 states have return successors, (38), 26 states have call predecessors, (38), 36 states have call successors, (38) [2022-01-10 06:31:49,049 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 211 states to 211 states and 272 transitions. [2022-01-10 06:31:49,049 INFO L78 Accepts]: Start accepts. Automaton has 211 states and 272 transitions. Word has length 32 [2022-01-10 06:31:49,049 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-10 06:31:49,050 INFO L470 AbstractCegarLoop]: Abstraction has 211 states and 272 transitions. [2022-01-10 06:31:49,050 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 4.833333333333333) internal successors, (29), 4 states have internal predecessors, (29), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-01-10 06:31:49,050 INFO L276 IsEmpty]: Start isEmpty. Operand 211 states and 272 transitions. [2022-01-10 06:31:49,051 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2022-01-10 06:31:49,051 INFO L506 BasicCegarLoop]: Found error trace [2022-01-10 06:31:49,051 INFO L514 BasicCegarLoop]: trace histogram [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] [2022-01-10 06:31:49,061 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (5)] Forceful destruction successful, exit code 0 [2022-01-10 06:31:49,252 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-01-10 06:31:49,252 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-01-10 06:31:49,253 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-10 06:31:49,253 INFO L85 PathProgramCache]: Analyzing trace with hash -1915045198, now seen corresponding path program 1 times [2022-01-10 06:31:49,253 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-01-10 06:31:49,253 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1564854176] [2022-01-10 06:31:49,253 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-10 06:31:49,253 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-01-10 06:31:49,254 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-01-10 06:31:49,256 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-01-10 06:31:49,256 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (6)] Waiting until timeout for monitored process [2022-01-10 06:31:49,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-10 06:31:49,295 INFO L263 TraceCheckSpWp]: Trace formula consists of 163 conjuncts, 7 conjunts are in the unsatisfiable core [2022-01-10 06:31:49,296 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-01-10 06:31:49,355 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-10 06:31:49,356 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-01-10 06:31:49,356 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-01-10 06:31:49,356 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1564854176] [2022-01-10 06:31:49,356 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1564854176] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-10 06:31:49,356 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-10 06:31:49,356 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-01-10 06:31:49,356 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1710842607] [2022-01-10 06:31:49,356 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-10 06:31:49,357 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-01-10 06:31:49,357 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-01-10 06:31:49,357 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-01-10 06:31:49,357 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-01-10 06:31:49,357 INFO L87 Difference]: Start difference. First operand 211 states and 272 transitions. Second operand has 5 states, 5 states have (on average 6.2) internal successors, (31), 5 states have internal predecessors, (31), 2 states have call successors, (3), 2 states have call predecessors, (3), 2 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2022-01-10 06:31:49,397 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-10 06:31:49,397 INFO L93 Difference]: Finished difference Result 371 states and 478 transitions. [2022-01-10 06:31:49,398 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-01-10 06:31:49,398 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 6.2) internal successors, (31), 5 states have internal predecessors, (31), 2 states have call successors, (3), 2 states have call predecessors, (3), 2 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) Word has length 36 [2022-01-10 06:31:49,398 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-10 06:31:49,398 INFO L225 Difference]: With dead ends: 371 [2022-01-10 06:31:49,399 INFO L226 Difference]: Without dead ends: 0 [2022-01-10 06:31:49,402 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 37 GetRequests, 32 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2022-01-10 06:31:49,404 INFO L933 BasicCegarLoop]: 53 mSDtfsCounter, 50 mSDsluCounter, 101 mSDsCounter, 0 mSdLazyCounter, 14 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 50 SdHoareTripleChecker+Valid, 154 SdHoareTripleChecker+Invalid, 18 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 14 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-01-10 06:31:49,405 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [50 Valid, 154 Invalid, 18 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 14 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-01-10 06:31:49,407 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2022-01-10 06:31:49,407 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2022-01-10 06:31:49,407 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) [2022-01-10 06:31:49,408 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2022-01-10 06:31:49,408 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 36 [2022-01-10 06:31:49,408 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-10 06:31:49,408 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-01-10 06:31:49,408 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 6.2) internal successors, (31), 5 states have internal predecessors, (31), 2 states have call successors, (3), 2 states have call predecessors, (3), 2 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2022-01-10 06:31:49,408 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2022-01-10 06:31:49,408 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-01-10 06:31:49,410 INFO L764 garLoopResultBuilder]: Registering result SAFE for location timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2022-01-10 06:31:49,417 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (6)] Forceful destruction successful, exit code 0 [2022-01-10 06:31:49,611 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-01-10 06:31:49,613 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2022-01-10 06:31:49,936 INFO L861 garLoopResultBuilder]: At program point deactivatePumpENTRY(lines 201 208) the Hoare annotation is: true [2022-01-10 06:31:49,936 INFO L858 garLoopResultBuilder]: For program point deactivatePumpEXIT(lines 201 208) no Hoare annotation was computed. [2022-01-10 06:31:49,936 INFO L858 garLoopResultBuilder]: For program point deactivatePumpFINAL(lines 201 208) no Hoare annotation was computed. [2022-01-10 06:31:49,936 INFO L858 garLoopResultBuilder]: For program point processEnvironment__wrappee__baseEXIT(lines 160 166) no Hoare annotation was computed. [2022-01-10 06:31:49,936 INFO L861 garLoopResultBuilder]: At program point processEnvironment__wrappee__baseFINAL(lines 160 166) the Hoare annotation is: true [2022-01-10 06:31:49,936 INFO L854 garLoopResultBuilder]: At program point changeMethaneLevelENTRY(lines 851 862) the Hoare annotation is: (or (not (= (_ bv0 32) ~pumpRunning~0)) (= ~methaneLevelCritical~0 (_ bv0 32)) (not (= |old(~methaneLevelCritical~0)| (_ bv0 32)))) [2022-01-10 06:31:49,937 INFO L858 garLoopResultBuilder]: For program point L855-1(lines 851 862) no Hoare annotation was computed. [2022-01-10 06:31:49,937 INFO L858 garLoopResultBuilder]: For program point changeMethaneLevelEXIT(lines 851 862) no Hoare annotation was computed. [2022-01-10 06:31:49,937 INFO L861 garLoopResultBuilder]: At program point isMethaneLevelCriticalENTRY(lines 863 871) the Hoare annotation is: true [2022-01-10 06:31:49,937 INFO L858 garLoopResultBuilder]: For program point isMethaneLevelCriticalFINAL(lines 863 871) no Hoare annotation was computed. [2022-01-10 06:31:49,937 INFO L858 garLoopResultBuilder]: For program point isMethaneLevelCriticalEXIT(lines 863 871) no Hoare annotation was computed. [2022-01-10 06:31:49,937 INFO L858 garLoopResultBuilder]: For program point cleanupEXIT(lines 703 732) no Hoare annotation was computed. [2022-01-10 06:31:49,937 INFO L861 garLoopResultBuilder]: At program point cleanupENTRY(lines 703 732) the Hoare annotation is: true [2022-01-10 06:31:49,937 INFO L861 garLoopResultBuilder]: At program point L728(lines 703 732) the Hoare annotation is: true [2022-01-10 06:31:49,937 INFO L858 garLoopResultBuilder]: For program point L724(line 724) no Hoare annotation was computed. [2022-01-10 06:31:49,937 INFO L858 garLoopResultBuilder]: For program point L717(lines 717 721) no Hoare annotation was computed. [2022-01-10 06:31:49,937 INFO L861 garLoopResultBuilder]: At program point L717-1(lines 717 721) the Hoare annotation is: true [2022-01-10 06:31:49,938 INFO L858 garLoopResultBuilder]: For program point L714(line 714) no Hoare annotation was computed. [2022-01-10 06:31:49,938 INFO L861 garLoopResultBuilder]: At program point L713-2(lines 713 727) the Hoare annotation is: true [2022-01-10 06:31:49,938 INFO L861 garLoopResultBuilder]: At program point L709(line 709) the Hoare annotation is: true [2022-01-10 06:31:49,938 INFO L858 garLoopResultBuilder]: For program point L709-1(line 709) no Hoare annotation was computed. [2022-01-10 06:31:49,938 INFO L854 garLoopResultBuilder]: At program point L225(lines 220 228) the Hoare annotation is: (let ((.cse0 (not (= |old(~pumpRunning~0)| (_ bv0 32))))) (and (or .cse0 (not (= ~methaneLevelCritical~0 (_ bv0 32)))) (or .cse0 (and (= |timeShift_isPumpRunning_#res#1| (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0))))) [2022-01-10 06:31:49,938 INFO L858 garLoopResultBuilder]: For program point L147-1(lines 147 153) no Hoare annotation was computed. [2022-01-10 06:31:49,938 INFO L858 garLoopResultBuilder]: For program point L176(lines 176 184) no Hoare annotation was computed. [2022-01-10 06:31:49,938 INFO L858 garLoopResultBuilder]: For program point L172(lines 172 189) no Hoare annotation was computed. [2022-01-10 06:31:49,938 INFO L858 garLoopResultBuilder]: For program point timeShiftFINAL(lines 136 159) no Hoare annotation was computed. [2022-01-10 06:31:49,938 INFO L854 garLoopResultBuilder]: At program point L804(line 804) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| (_ bv0 32))) (= (_ bv0 32) ~pumpRunning~0)) [2022-01-10 06:31:49,938 INFO L858 garLoopResultBuilder]: For program point L804-1(line 804) no Hoare annotation was computed. [2022-01-10 06:31:49,938 INFO L858 garLoopResultBuilder]: For program point L697(line 697) no Hoare annotation was computed. [2022-01-10 06:31:49,939 INFO L854 garLoopResultBuilder]: At program point L214(line 214) the Hoare annotation is: (not (= |old(~pumpRunning~0)| (_ bv0 32))) [2022-01-10 06:31:49,939 INFO L858 garLoopResultBuilder]: For program point L214-1(line 214) no Hoare annotation was computed. [2022-01-10 06:31:49,939 INFO L858 garLoopResultBuilder]: For program point L140-1(lines 139 158) no Hoare annotation was computed. [2022-01-10 06:31:49,939 INFO L854 garLoopResultBuilder]: At program point L698(lines 693 700) the Hoare annotation is: (not (= |old(~pumpRunning~0)| (_ bv0 32))) [2022-01-10 06:31:49,939 INFO L854 garLoopResultBuilder]: At program point L182(line 182) the Hoare annotation is: (not (= |old(~pumpRunning~0)| (_ bv0 32))) [2022-01-10 06:31:49,939 INFO L854 garLoopResultBuilder]: At program point L178(line 178) the Hoare annotation is: (not (= |old(~pumpRunning~0)| (_ bv0 32))) [2022-01-10 06:31:49,939 INFO L858 garLoopResultBuilder]: For program point L810(lines 810 816) no Hoare annotation was computed. [2022-01-10 06:31:49,939 INFO L858 garLoopResultBuilder]: For program point L806(lines 806 819) no Hoare annotation was computed. [2022-01-10 06:31:49,939 INFO L854 garLoopResultBuilder]: At program point L806-1(lines 798 822) the Hoare annotation is: (let ((.cse0 (not (= |old(~pumpRunning~0)| (_ bv0 32))))) (and (or .cse0 (= (_ bv0 32) |timeShift___utac_acc__Specification1_spec__1_~tmp~6#1|) (not (= ~methaneLevelCritical~0 (_ bv0 32)))) (or .cse0 (= (_ bv0 32) ~pumpRunning~0)))) [2022-01-10 06:31:49,939 INFO L858 garLoopResultBuilder]: For program point L831(lines 831 835) no Hoare annotation was computed. [2022-01-10 06:31:49,939 INFO L854 garLoopResultBuilder]: At program point L831-2(lines 827 838) the Hoare annotation is: (not (= |old(~pumpRunning~0)| (_ bv0 32))) [2022-01-10 06:31:49,940 INFO L854 garLoopResultBuilder]: At program point L187(line 187) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| (_ bv0 32))) (= (_ bv0 32) ~pumpRunning~0)) [2022-01-10 06:31:49,940 INFO L854 garLoopResultBuilder]: At program point L187-1(lines 168 192) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| (_ bv0 32))) (= (_ bv0 32) ~pumpRunning~0)) [2022-01-10 06:31:49,940 INFO L854 garLoopResultBuilder]: At program point L216(lines 209 219) the Hoare annotation is: (not (= |old(~pumpRunning~0)| (_ bv0 32))) [2022-01-10 06:31:49,940 INFO L854 garLoopResultBuilder]: At program point timeShiftENTRY(lines 136 159) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| (_ bv0 32))) (= (_ bv0 32) ~pumpRunning~0)) [2022-01-10 06:31:49,940 INFO L858 garLoopResultBuilder]: For program point timeShiftEXIT(lines 136 159) no Hoare annotation was computed. [2022-01-10 06:31:49,940 INFO L858 garLoopResultBuilder]: For program point timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION(line 697) no Hoare annotation was computed. [2022-01-10 06:31:49,940 INFO L854 garLoopResultBuilder]: At program point L688(lines 683 691) the Hoare annotation is: (and (= ~methaneLevelCritical~0 (_ bv0 32)) (= ~systemActive~0 (_ bv1 32)) (= (_ bv0 32) ~pumpRunning~0)) [2022-01-10 06:31:49,940 INFO L854 garLoopResultBuilder]: At program point L271(line 271) the Hoare annotation is: false [2022-01-10 06:31:49,940 INFO L854 garLoopResultBuilder]: At program point L680(lines 676 682) the Hoare annotation is: (and (= ~methaneLevelCritical~0 (_ bv0 32)) (= ~systemActive~0 (_ bv1 32)) (= (_ bv0 32) ~pumpRunning~0)) [2022-01-10 06:31:49,940 INFO L861 garLoopResultBuilder]: At program point L771(lines 764 773) the Hoare annotation is: true [2022-01-10 06:31:49,940 INFO L858 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2022-01-10 06:31:49,941 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2022-01-10 06:31:49,941 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2022-01-10 06:31:49,941 INFO L861 garLoopResultBuilder]: At program point L119(lines 56 123) the Hoare annotation is: true [2022-01-10 06:31:49,941 INFO L858 garLoopResultBuilder]: For program point L86(lines 86 92) no Hoare annotation was computed. [2022-01-10 06:31:49,941 INFO L858 garLoopResultBuilder]: For program point L86-1(lines 86 92) no Hoare annotation was computed. [2022-01-10 06:31:49,941 INFO L858 garLoopResultBuilder]: For program point L784(lines 784 791) no Hoare annotation was computed. [2022-01-10 06:31:49,941 INFO L854 garLoopResultBuilder]: At program point L78(line 78) the Hoare annotation is: (and (= |ULTIMATE.start_test_~splverifierCounter~0#1| (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0)) [2022-01-10 06:31:49,941 INFO L858 garLoopResultBuilder]: For program point L784-2(lines 784 791) no Hoare annotation was computed. [2022-01-10 06:31:49,941 INFO L854 garLoopResultBuilder]: At program point L673(lines 669 675) the Hoare annotation is: (and (= ~methaneLevelCritical~0 (_ bv0 32)) (= ~systemActive~0 (_ bv1 32)) (= (_ bv0 32) ~pumpRunning~0)) [2022-01-10 06:31:49,941 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2022-01-10 06:31:49,941 INFO L854 garLoopResultBuilder]: At program point L285(lines 280 287) the Hoare annotation is: (and (= ~systemActive~0 (_ bv1 32)) (= |ULTIMATE.start_test_~splverifierCounter~0#1| (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0)) [2022-01-10 06:31:49,941 INFO L861 garLoopResultBuilder]: At program point L793(lines 774 796) the Hoare annotation is: true [2022-01-10 06:31:49,942 INFO L854 garLoopResultBuilder]: At program point L277(lines 265 279) the Hoare annotation is: (and (= |ULTIMATE.start_test_~splverifierCounter~0#1| (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0)) [2022-01-10 06:31:49,942 INFO L854 garLoopResultBuilder]: At program point L116(lines 65 117) the Hoare annotation is: false [2022-01-10 06:31:49,942 INFO L858 garLoopResultBuilder]: For program point L269(lines 269 275) no Hoare annotation was computed. [2022-01-10 06:31:49,942 INFO L858 garLoopResultBuilder]: For program point L269-1(lines 269 275) no Hoare annotation was computed. [2022-01-10 06:31:49,942 INFO L858 garLoopResultBuilder]: For program point L104(lines 104 110) no Hoare annotation was computed. [2022-01-10 06:31:49,942 INFO L854 garLoopResultBuilder]: At program point L104-2(lines 96 111) the Hoare annotation is: (and (= |ULTIMATE.start_test_~splverifierCounter~0#1| (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0)) [2022-01-10 06:31:49,942 INFO L858 garLoopResultBuilder]: For program point L67(lines 66 115) no Hoare annotation was computed. [2022-01-10 06:31:49,942 INFO L858 garLoopResultBuilder]: For program point L96(lines 96 111) no Hoare annotation was computed. [2022-01-10 06:31:49,942 INFO L854 garLoopResultBuilder]: At program point L761(lines 757 763) the Hoare annotation is: (and (= ~methaneLevelCritical~0 (_ bv0 32)) (= ~systemActive~0 (_ bv1 32)) (= (_ bv0 32) ~pumpRunning~0)) [2022-01-10 06:31:49,942 INFO L854 garLoopResultBuilder]: At program point L88(line 88) the Hoare annotation is: (and (= |ULTIMATE.start_test_~splverifierCounter~0#1| (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0)) [2022-01-10 06:31:49,942 INFO L854 garLoopResultBuilder]: At program point L113(lines 66 115) the Hoare annotation is: (and (= |ULTIMATE.start_test_~splverifierCounter~0#1| (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0)) [2022-01-10 06:31:49,942 INFO L858 garLoopResultBuilder]: For program point L76(lines 76 82) no Hoare annotation was computed. [2022-01-10 06:31:49,943 INFO L858 garLoopResultBuilder]: For program point L76-1(lines 76 82) no Hoare annotation was computed. [2022-01-10 06:31:49,943 INFO L858 garLoopResultBuilder]: For program point L68(lines 68 72) no Hoare annotation was computed. [2022-01-10 06:31:49,943 INFO L858 garLoopResultBuilder]: For program point waterRiseEXIT(lines 839 850) no Hoare annotation was computed. [2022-01-10 06:31:49,943 INFO L858 garLoopResultBuilder]: For program point L843-1(lines 839 850) no Hoare annotation was computed. [2022-01-10 06:31:49,943 INFO L861 garLoopResultBuilder]: At program point waterRiseENTRY(lines 839 850) the Hoare annotation is: true [2022-01-10 06:31:49,945 INFO L732 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1] [2022-01-10 06:31:49,946 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2022-01-10 06:31:49,956 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 10.01 06:31:49 BoogieIcfgContainer [2022-01-10 06:31:49,956 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-01-10 06:31:49,957 INFO L158 Benchmark]: Toolchain (without parser) took 3351.56ms. Allocated memory was 201.3MB in the beginning and 284.2MB in the end (delta: 82.8MB). Free memory was 144.2MB in the beginning and 99.0MB in the end (delta: 45.2MB). Peak memory consumption was 127.7MB. Max. memory is 8.0GB. [2022-01-10 06:31:49,957 INFO L158 Benchmark]: CDTParser took 0.09ms. Allocated memory is still 201.3MB. Free memory is still 161.9MB. There was no memory consumed. Max. memory is 8.0GB. [2022-01-10 06:31:49,957 INFO L158 Benchmark]: CACSL2BoogieTranslator took 401.69ms. Allocated memory was 201.3MB in the beginning and 284.2MB in the end (delta: 82.8MB). Free memory was 144.1MB in the beginning and 242.2MB in the end (delta: -98.1MB). Peak memory consumption was 13.9MB. Max. memory is 8.0GB. [2022-01-10 06:31:49,957 INFO L158 Benchmark]: Boogie Procedure Inliner took 51.79ms. Allocated memory is still 284.2MB. Free memory was 241.6MB in the beginning and 239.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2022-01-10 06:31:49,958 INFO L158 Benchmark]: Boogie Preprocessor took 32.38ms. Allocated memory is still 284.2MB. Free memory was 239.5MB in the beginning and 238.0MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2022-01-10 06:31:49,958 INFO L158 Benchmark]: RCFGBuilder took 368.71ms. Allocated memory is still 284.2MB. Free memory was 238.0MB in the beginning and 221.2MB in the end (delta: 16.8MB). Peak memory consumption was 16.8MB. Max. memory is 8.0GB. [2022-01-10 06:31:49,958 INFO L158 Benchmark]: TraceAbstraction took 2490.05ms. Allocated memory is still 284.2MB. Free memory was 220.7MB in the beginning and 99.0MB in the end (delta: 121.6MB). Peak memory consumption was 121.6MB. Max. memory is 8.0GB. [2022-01-10 06:31:49,959 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.09ms. Allocated memory is still 201.3MB. Free memory is still 161.9MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 401.69ms. Allocated memory was 201.3MB in the beginning and 284.2MB in the end (delta: 82.8MB). Free memory was 144.1MB in the beginning and 242.2MB in the end (delta: -98.1MB). Peak memory consumption was 13.9MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 51.79ms. Allocated memory is still 284.2MB. Free memory was 241.6MB in the beginning and 239.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * Boogie Preprocessor took 32.38ms. Allocated memory is still 284.2MB. Free memory was 239.5MB in the beginning and 238.0MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * RCFGBuilder took 368.71ms. Allocated memory is still 284.2MB. Free memory was 238.0MB in the beginning and 221.2MB in the end (delta: 16.8MB). Peak memory consumption was 16.8MB. Max. memory is 8.0GB. * TraceAbstraction took 2490.05ms. Allocated memory is still 284.2MB. Free memory was 220.7MB in the beginning and 99.0MB in the end (delta: 121.6MB). Peak memory consumption was 121.6MB. 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: 697]: 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 8 procedures, 80 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 2.4s, OverallIterations: 5, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.2s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.3s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 192 SdHoareTripleChecker+Valid, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 185 mSDsluCounter, 913 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 503 mSDsCounter, 9 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 57 IncrementalHoareTripleChecker+Invalid, 66 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 9 mSolverCounterUnsat, 410 mSDtfsCounter, 57 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 143 GetRequests, 130 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=211occurred in iteration=4, InterpolantAutomatonStates: 20, 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, 5 MinimizatonAttempts, 9 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 37 LocationsWithAnnotation, 302 PreInvPairs, 346 NumberOfFragments, 210 HoareAnnotationTreeSize, 302 FomulaSimplifications, 27 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 37 FomulaSimplificationsInter, 880 FormulaSimplificationTreeSizeReductionInter, 0.3s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.4s InterpolantComputationTime, 144 NumberOfCodeBlocks, 144 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 139 ConstructedInterpolants, 0 QuantifiedInterpolants, 243 SizeOfPredicates, 7 NumberOfNonLiveVariables, 773 ConjunctsInSsa, 18 ConjunctsInUnsatCore, 5 InterpolantComputations, 5 PerfectInterpolantSequences, 0/0 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: 827]: Loop Invariant Derived loop invariant: !(\old(pumpRunning) == 0bv32) - InvariantResult [Line: 56]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 713]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 798]: Loop Invariant Derived loop invariant: ((!(\old(pumpRunning) == 0bv32) || 0bv32 == tmp) || !(methaneLevelCritical == 0bv32)) && (!(\old(pumpRunning) == 0bv32) || 0bv32 == pumpRunning) - InvariantResult [Line: 676]: Loop Invariant Derived loop invariant: (methaneLevelCritical == 0bv32 && systemActive == 1bv32) && 0bv32 == pumpRunning - InvariantResult [Line: 774]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 757]: Loop Invariant Derived loop invariant: (methaneLevelCritical == 0bv32 && systemActive == 1bv32) && 0bv32 == pumpRunning - InvariantResult [Line: 168]: Loop Invariant Derived loop invariant: !(\old(pumpRunning) == 0bv32) || 0bv32 == pumpRunning - InvariantResult [Line: 669]: Loop Invariant Derived loop invariant: (methaneLevelCritical == 0bv32 && systemActive == 1bv32) && 0bv32 == pumpRunning - InvariantResult [Line: 265]: Loop Invariant Derived loop invariant: splverifierCounter == 0bv32 && 0bv32 == pumpRunning - InvariantResult [Line: 66]: Loop Invariant Derived loop invariant: splverifierCounter == 0bv32 && 0bv32 == pumpRunning - InvariantResult [Line: 65]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 220]: Loop Invariant Derived loop invariant: (!(\old(pumpRunning) == 0bv32) || !(methaneLevelCritical == 0bv32)) && (!(\old(pumpRunning) == 0bv32) || (\result == 0bv32 && 0bv32 == pumpRunning)) - InvariantResult [Line: 764]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 280]: Loop Invariant Derived loop invariant: (systemActive == 1bv32 && splverifierCounter == 0bv32) && 0bv32 == pumpRunning - InvariantResult [Line: 703]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 683]: Loop Invariant Derived loop invariant: (methaneLevelCritical == 0bv32 && systemActive == 1bv32) && 0bv32 == pumpRunning - InvariantResult [Line: 693]: Loop Invariant Derived loop invariant: !(\old(pumpRunning) == 0bv32) - InvariantResult [Line: 209]: Loop Invariant Derived loop invariant: !(\old(pumpRunning) == 0bv32) RESULT: Ultimate proved your program to be correct! [2022-01-10 06:31:49,994 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...