./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/product-lines/minepump_spec5_product24.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version c3fed411 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/product-lines/minepump_spec5_product24.cil.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash bacd385beffa77b8f8ef1edb48e90e10775e6eeea64904371428d8b002d57b38 --- Real Ultimate output --- This is Ultimate 0.2.2-tmp.no-commuhash-c3fed41 [2021-12-16 01:01:07,668 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-16 01:01:07,670 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-16 01:01:07,697 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-16 01:01:07,698 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-16 01:01:07,699 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-16 01:01:07,700 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-16 01:01:07,702 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-16 01:01:07,703 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-16 01:01:07,704 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-16 01:01:07,705 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-16 01:01:07,710 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-16 01:01:07,710 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-16 01:01:07,716 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-16 01:01:07,718 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-16 01:01:07,720 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-16 01:01:07,722 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-16 01:01:07,724 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-16 01:01:07,726 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-16 01:01:07,730 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-16 01:01:07,734 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-16 01:01:07,739 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-16 01:01:07,740 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-16 01:01:07,740 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-16 01:01:07,743 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-16 01:01:07,743 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-16 01:01:07,743 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-16 01:01:07,744 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-16 01:01:07,744 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-16 01:01:07,745 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-16 01:01:07,745 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-16 01:01:07,746 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-16 01:01:07,747 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-16 01:01:07,747 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-16 01:01:07,748 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-16 01:01:07,748 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-16 01:01:07,749 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-16 01:01:07,749 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-16 01:01:07,750 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-16 01:01:07,750 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-16 01:01:07,751 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-16 01:01:07,752 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2021-12-16 01:01:07,774 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-16 01:01:07,776 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-16 01:01:07,778 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-16 01:01:07,778 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-16 01:01:07,779 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-16 01:01:07,779 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-16 01:01:07,780 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-16 01:01:07,780 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-16 01:01:07,780 INFO L138 SettingsManager]: * Use SBE=true [2021-12-16 01:01:07,781 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-16 01:01:07,781 INFO L138 SettingsManager]: * sizeof long=4 [2021-12-16 01:01:07,782 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-16 01:01:07,782 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-12-16 01:01:07,782 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-16 01:01:07,782 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-12-16 01:01:07,782 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-16 01:01:07,783 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-12-16 01:01:07,783 INFO L138 SettingsManager]: * sizeof long double=12 [2021-12-16 01:01:07,783 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-16 01:01:07,783 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-16 01:01:07,783 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-12-16 01:01:07,783 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-16 01:01:07,784 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-16 01:01:07,784 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-16 01:01:07,784 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-16 01:01:07,784 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-16 01:01:07,784 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-16 01:01:07,785 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-12-16 01:01:07,785 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-12-16 01:01:07,785 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-12-16 01:01:07,785 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-12-16 01:01:07,786 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-12-16 01:01:07,786 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-12-16 01:01:07,786 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-16 01:01:07,786 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> bacd385beffa77b8f8ef1edb48e90e10775e6eeea64904371428d8b002d57b38 [2021-12-16 01:01:08,014 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-16 01:01:08,044 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-16 01:01:08,046 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-16 01:01:08,047 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-16 01:01:08,068 INFO L275 PluginConnector]: CDTParser initialized [2021-12-16 01:01:08,070 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/product-lines/minepump_spec5_product24.cil.c [2021-12-16 01:01:08,127 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f2e84a22c/cdd0d6409ba4412c83d9f6705a72b90d/FLAG026de6836 [2021-12-16 01:01:08,590 INFO L306 CDTParser]: Found 1 translation units. [2021-12-16 01:01:08,590 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/minepump_spec5_product24.cil.c [2021-12-16 01:01:08,599 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f2e84a22c/cdd0d6409ba4412c83d9f6705a72b90d/FLAG026de6836 [2021-12-16 01:01:08,953 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f2e84a22c/cdd0d6409ba4412c83d9f6705a72b90d [2021-12-16 01:01:08,955 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-16 01:01:08,957 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-16 01:01:08,959 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-16 01:01:08,959 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-16 01:01:08,965 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-16 01:01:08,966 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.12 01:01:08" (1/1) ... [2021-12-16 01:01:08,967 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@73cc47fa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 01:01:08, skipping insertion in model container [2021-12-16 01:01:08,967 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.12 01:01:08" (1/1) ... [2021-12-16 01:01:08,973 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-16 01:01:09,017 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-16 01:01:09,292 WARN L230 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_product24.cil.c[18746,18759] [2021-12-16 01:01:09,294 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-16 01:01:09,306 INFO L203 MainTranslator]: Completed pre-run [2021-12-16 01:01:09,370 WARN L230 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_product24.cil.c[18746,18759] [2021-12-16 01:01:09,370 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-16 01:01:09,385 INFO L208 MainTranslator]: Completed translation [2021-12-16 01:01:09,385 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 01:01:09 WrapperNode [2021-12-16 01:01:09,385 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-16 01:01:09,386 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-12-16 01:01:09,387 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-12-16 01:01:09,387 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-12-16 01:01:09,398 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 01:01:09" (1/1) ... [2021-12-16 01:01:09,410 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 01:01:09" (1/1) ... [2021-12-16 01:01:09,449 INFO L137 Inliner]: procedures = 57, calls = 159, calls flagged for inlining = 24, calls inlined = 21, statements flattened = 256 [2021-12-16 01:01:09,450 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-12-16 01:01:09,450 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-12-16 01:01:09,450 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-12-16 01:01:09,451 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-12-16 01:01:09,461 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 01:01:09" (1/1) ... [2021-12-16 01:01:09,461 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 01:01:09" (1/1) ... [2021-12-16 01:01:09,474 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 01:01:09" (1/1) ... [2021-12-16 01:01:09,475 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 01:01:09" (1/1) ... [2021-12-16 01:01:09,484 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 01:01:09" (1/1) ... [2021-12-16 01:01:09,495 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 01:01:09" (1/1) ... [2021-12-16 01:01:09,498 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 01:01:09" (1/1) ... [2021-12-16 01:01:09,504 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-12-16 01:01:09,505 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-12-16 01:01:09,506 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-12-16 01:01:09,506 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-12-16 01:01:09,507 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 01:01:09" (1/1) ... [2021-12-16 01:01:09,513 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-16 01:01:09,523 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-16 01:01:09,534 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) [2021-12-16 01:01:09,545 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 [2021-12-16 01:01:09,573 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-12-16 01:01:09,573 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2021-12-16 01:01:09,573 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2021-12-16 01:01:09,574 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2021-12-16 01:01:09,574 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2021-12-16 01:01:09,574 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2021-12-16 01:01:09,574 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2021-12-16 01:01:09,574 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2021-12-16 01:01:09,574 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2021-12-16 01:01:09,575 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__lowWaterSensor [2021-12-16 01:01:09,575 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__lowWaterSensor [2021-12-16 01:01:09,575 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2021-12-16 01:01:09,575 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2021-12-16 01:01:09,575 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2021-12-16 01:01:09,575 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2021-12-16 01:01:09,575 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-12-16 01:01:09,576 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2021-12-16 01:01:09,576 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2021-12-16 01:01:09,576 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-12-16 01:01:09,576 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-12-16 01:01:09,681 INFO L236 CfgBuilder]: Building ICFG [2021-12-16 01:01:09,683 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-12-16 01:01:09,956 INFO L277 CfgBuilder]: Performing block encoding [2021-12-16 01:01:09,964 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-12-16 01:01:09,966 INFO L301 CfgBuilder]: Removed 2 assume(true) statements. [2021-12-16 01:01:09,968 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.12 01:01:09 BoogieIcfgContainer [2021-12-16 01:01:09,968 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-12-16 01:01:09,970 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-12-16 01:01:09,970 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-12-16 01:01:09,973 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-12-16 01:01:09,974 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 16.12 01:01:08" (1/3) ... [2021-12-16 01:01:09,975 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@68b055b5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.12 01:01:09, skipping insertion in model container [2021-12-16 01:01:09,975 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 01:01:09" (2/3) ... [2021-12-16 01:01:09,975 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@68b055b5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.12 01:01:09, skipping insertion in model container [2021-12-16 01:01:09,975 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.12 01:01:09" (3/3) ... [2021-12-16 01:01:09,977 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec5_product24.cil.c [2021-12-16 01:01:09,981 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-12-16 01:01:09,982 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-12-16 01:01:10,027 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-12-16 01:01:10,032 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 [2021-12-16 01:01:10,032 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-12-16 01:01:10,054 INFO L276 IsEmpty]: Start isEmpty. Operand has 97 states, 72 states have (on average 1.3611111111111112) internal successors, (98), 81 states have internal predecessors, (98), 15 states have call successors, (15), 8 states have call predecessors, (15), 8 states have return successors, (15), 11 states have call predecessors, (15), 15 states have call successors, (15) [2021-12-16 01:01:10,062 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-12-16 01:01:10,062 INFO L506 BasicCegarLoop]: Found error trace [2021-12-16 01:01:10,063 INFO L514 BasicCegarLoop]: trace histogram [2, 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] [2021-12-16 01:01:10,063 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-16 01:01:10,067 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-16 01:01:10,068 INFO L85 PathProgramCache]: Analyzing trace with hash -807761823, now seen corresponding path program 1 times [2021-12-16 01:01:10,074 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-16 01:01:10,074 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [42310169] [2021-12-16 01:01:10,075 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-16 01:01:10,076 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-16 01:01:10,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 01:01:10,299 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2021-12-16 01:01:10,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 01:01:10,306 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2021-12-16 01:01:10,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 01:01:10,312 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-12-16 01:01:10,313 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-16 01:01:10,313 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [42310169] [2021-12-16 01:01:10,314 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [42310169] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-16 01:01:10,314 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-16 01:01:10,314 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-12-16 01:01:10,316 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1632159226] [2021-12-16 01:01:10,316 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-16 01:01:10,320 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-12-16 01:01:10,320 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-16 01:01:10,341 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-12-16 01:01:10,343 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-12-16 01:01:10,346 INFO L87 Difference]: Start difference. First operand has 97 states, 72 states have (on average 1.3611111111111112) internal successors, (98), 81 states have internal predecessors, (98), 15 states have call successors, (15), 8 states have call predecessors, (15), 8 states have return successors, (15), 11 states have call predecessors, (15), 15 states have call successors, (15) Second operand has 2 states, 2 states have (on average 12.0) internal successors, (24), 2 states have internal predecessors, (24), 1 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2021-12-16 01:01:10,397 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-16 01:01:10,398 INFO L93 Difference]: Finished difference Result 185 states and 250 transitions. [2021-12-16 01:01:10,399 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-12-16 01:01:10,400 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), 1 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 32 [2021-12-16 01:01:10,400 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-16 01:01:10,409 INFO L225 Difference]: With dead ends: 185 [2021-12-16 01:01:10,409 INFO L226 Difference]: Without dead ends: 88 [2021-12-16 01:01:10,414 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-12-16 01:01:10,420 INFO L933 BasicCegarLoop]: 122 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, 122 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 [2021-12-16 01:01:10,421 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [0 Valid, 122 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-12-16 01:01:10,435 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 88 states. [2021-12-16 01:01:10,469 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 88 to 88. [2021-12-16 01:01:10,471 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 88 states, 65 states have (on average 1.2923076923076924) internal successors, (84), 73 states have internal predecessors, (84), 15 states have call successors, (15), 8 states have call predecessors, (15), 7 states have return successors, (14), 10 states have call predecessors, (14), 14 states have call successors, (14) [2021-12-16 01:01:10,473 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 88 states and 113 transitions. [2021-12-16 01:01:10,474 INFO L78 Accepts]: Start accepts. Automaton has 88 states and 113 transitions. Word has length 32 [2021-12-16 01:01:10,474 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-16 01:01:10,474 INFO L470 AbstractCegarLoop]: Abstraction has 88 states and 113 transitions. [2021-12-16 01:01:10,474 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 12.0) internal successors, (24), 2 states have internal predecessors, (24), 1 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2021-12-16 01:01:10,475 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 113 transitions. [2021-12-16 01:01:10,477 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-12-16 01:01:10,477 INFO L506 BasicCegarLoop]: Found error trace [2021-12-16 01:01:10,477 INFO L514 BasicCegarLoop]: trace histogram [2, 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] [2021-12-16 01:01:10,477 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-12-16 01:01:10,478 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-16 01:01:10,478 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-16 01:01:10,478 INFO L85 PathProgramCache]: Analyzing trace with hash 2014234446, now seen corresponding path program 1 times [2021-12-16 01:01:10,478 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-16 01:01:10,478 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [140350753] [2021-12-16 01:01:10,479 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-16 01:01:10,479 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-16 01:01:10,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 01:01:10,537 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-12-16 01:01:10,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 01:01:10,542 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2021-12-16 01:01:10,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 01:01:10,546 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-12-16 01:01:10,546 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-16 01:01:10,546 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [140350753] [2021-12-16 01:01:10,547 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [140350753] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-16 01:01:10,547 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-16 01:01:10,547 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-16 01:01:10,547 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1868275527] [2021-12-16 01:01:10,547 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-16 01:01:10,549 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-16 01:01:10,549 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-16 01:01:10,549 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-16 01:01:10,550 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-16 01:01:10,550 INFO L87 Difference]: Start difference. First operand 88 states and 113 transitions. Second operand has 3 states, 3 states have (on average 8.333333333333334) internal successors, (25), 3 states have internal predecessors, (25), 1 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2021-12-16 01:01:10,564 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-16 01:01:10,564 INFO L93 Difference]: Finished difference Result 136 states and 174 transitions. [2021-12-16 01:01:10,565 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-16 01:01:10,565 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), 1 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 33 [2021-12-16 01:01:10,565 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-16 01:01:10,566 INFO L225 Difference]: With dead ends: 136 [2021-12-16 01:01:10,566 INFO L226 Difference]: Without dead ends: 79 [2021-12-16 01:01:10,567 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-16 01:01:10,568 INFO L933 BasicCegarLoop]: 100 mSDtfsCounter, 17 mSDsluCounter, 78 mSDsCounter, 0 mSdLazyCounter, 1 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 21 SdHoareTripleChecker+Valid, 178 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 [2021-12-16 01:01:10,569 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [21 Valid, 178 Invalid, 1 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-12-16 01:01:10,570 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 79 states. [2021-12-16 01:01:10,582 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 79 to 79. [2021-12-16 01:01:10,583 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 79 states, 59 states have (on average 1.305084745762712) internal successors, (77), 67 states have internal predecessors, (77), 12 states have call successors, (12), 7 states have call predecessors, (12), 7 states have return successors, (12), 8 states have call predecessors, (12), 12 states have call successors, (12) [2021-12-16 01:01:10,584 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 79 states and 101 transitions. [2021-12-16 01:01:10,584 INFO L78 Accepts]: Start accepts. Automaton has 79 states and 101 transitions. Word has length 33 [2021-12-16 01:01:10,584 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-16 01:01:10,585 INFO L470 AbstractCegarLoop]: Abstraction has 79 states and 101 transitions. [2021-12-16 01:01:10,585 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 8.333333333333334) internal successors, (25), 3 states have internal predecessors, (25), 1 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2021-12-16 01:01:10,585 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 101 transitions. [2021-12-16 01:01:10,586 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-12-16 01:01:10,586 INFO L506 BasicCegarLoop]: Found error trace [2021-12-16 01:01:10,587 INFO L514 BasicCegarLoop]: trace histogram [2, 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] [2021-12-16 01:01:10,587 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-12-16 01:01:10,587 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-16 01:01:10,588 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-16 01:01:10,588 INFO L85 PathProgramCache]: Analyzing trace with hash -614478798, now seen corresponding path program 1 times [2021-12-16 01:01:10,588 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-16 01:01:10,588 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [269713480] [2021-12-16 01:01:10,588 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-16 01:01:10,589 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-16 01:01:10,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 01:01:10,712 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2021-12-16 01:01:10,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 01:01:10,725 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2021-12-16 01:01:10,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 01:01:10,738 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-12-16 01:01:10,739 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-16 01:01:10,739 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [269713480] [2021-12-16 01:01:10,739 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [269713480] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-16 01:01:10,740 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-16 01:01:10,740 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-12-16 01:01:10,740 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [972497584] [2021-12-16 01:01:10,740 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-16 01:01:10,741 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-12-16 01:01:10,742 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-16 01:01:10,742 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-12-16 01:01:10,743 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-12-16 01:01:10,743 INFO L87 Difference]: Start difference. First operand 79 states and 101 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), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2021-12-16 01:01:10,852 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-16 01:01:10,853 INFO L93 Difference]: Finished difference Result 197 states and 256 transitions. [2021-12-16 01:01:10,853 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-12-16 01:01:10,854 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), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) Word has length 38 [2021-12-16 01:01:10,854 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-16 01:01:10,856 INFO L225 Difference]: With dead ends: 197 [2021-12-16 01:01:10,856 INFO L226 Difference]: Without dead ends: 126 [2021-12-16 01:01:10,857 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2021-12-16 01:01:10,858 INFO L933 BasicCegarLoop]: 114 mSDtfsCounter, 162 mSDsluCounter, 233 mSDsCounter, 0 mSdLazyCounter, 12 mSolverCounterSat, 21 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 162 SdHoareTripleChecker+Valid, 347 SdHoareTripleChecker+Invalid, 33 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 21 IncrementalHoareTripleChecker+Valid, 12 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-12-16 01:01:10,859 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [162 Valid, 347 Invalid, 33 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [21 Valid, 12 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-12-16 01:01:10,860 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 126 states. [2021-12-16 01:01:10,872 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 126 to 123. [2021-12-16 01:01:10,873 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 123 states, 92 states have (on average 1.326086956521739) internal successors, (122), 103 states have internal predecessors, (122), 18 states have call successors, (18), 12 states have call predecessors, (18), 12 states have return successors, (19), 13 states have call predecessors, (19), 18 states have call successors, (19) [2021-12-16 01:01:10,874 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 123 states and 159 transitions. [2021-12-16 01:01:10,874 INFO L78 Accepts]: Start accepts. Automaton has 123 states and 159 transitions. Word has length 38 [2021-12-16 01:01:10,875 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-16 01:01:10,875 INFO L470 AbstractCegarLoop]: Abstraction has 123 states and 159 transitions. [2021-12-16 01:01:10,875 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), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2021-12-16 01:01:10,875 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 159 transitions. [2021-12-16 01:01:10,877 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-12-16 01:01:10,877 INFO L506 BasicCegarLoop]: Found error trace [2021-12-16 01:01:10,877 INFO L514 BasicCegarLoop]: trace histogram [2, 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] [2021-12-16 01:01:10,877 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-12-16 01:01:10,878 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-16 01:01:10,887 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-16 01:01:10,888 INFO L85 PathProgramCache]: Analyzing trace with hash 10293682, now seen corresponding path program 1 times [2021-12-16 01:01:10,888 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-16 01:01:10,888 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [19616861] [2021-12-16 01:01:10,888 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-16 01:01:10,888 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-16 01:01:10,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 01:01:10,968 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2021-12-16 01:01:10,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 01:01:10,974 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2021-12-16 01:01:10,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 01:01:10,988 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-12-16 01:01:10,989 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-16 01:01:10,989 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [19616861] [2021-12-16 01:01:10,990 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [19616861] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-16 01:01:10,990 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-16 01:01:10,990 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-12-16 01:01:10,990 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2061552652] [2021-12-16 01:01:10,990 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-16 01:01:10,991 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-12-16 01:01:10,991 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-16 01:01:10,992 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-12-16 01:01:10,992 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-12-16 01:01:10,992 INFO L87 Difference]: Start difference. First operand 123 states and 159 transitions. Second operand has 6 states, 6 states have (on average 6.0) internal successors, (36), 5 states have internal predecessors, (36), 1 states have call successors, (3), 2 states have call predecessors, (3), 2 states have return successors, (2), 2 states have call predecessors, (2), 1 states have call successors, (2) [2021-12-16 01:01:11,099 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-16 01:01:11,100 INFO L93 Difference]: Finished difference Result 216 states and 283 transitions. [2021-12-16 01:01:11,100 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-12-16 01:01:11,100 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 6.0) internal successors, (36), 5 states have internal predecessors, (36), 1 states have call successors, (3), 2 states have call predecessors, (3), 2 states have return successors, (2), 2 states have call predecessors, (2), 1 states have call successors, (2) Word has length 41 [2021-12-16 01:01:11,101 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-16 01:01:11,101 INFO L225 Difference]: With dead ends: 216 [2021-12-16 01:01:11,101 INFO L226 Difference]: Without dead ends: 0 [2021-12-16 01:01:11,106 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2021-12-16 01:01:11,108 INFO L933 BasicCegarLoop]: 63 mSDtfsCounter, 38 mSDsluCounter, 167 mSDsCounter, 0 mSdLazyCounter, 43 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 39 SdHoareTripleChecker+Valid, 230 SdHoareTripleChecker+Invalid, 48 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 43 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-12-16 01:01:11,109 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [39 Valid, 230 Invalid, 48 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 43 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-12-16 01:01:11,111 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-12-16 01:01:11,112 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-12-16 01:01:11,112 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) [2021-12-16 01:01:11,113 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-12-16 01:01:11,113 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 41 [2021-12-16 01:01:11,113 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-16 01:01:11,113 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-12-16 01:01:11,113 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 6.0) internal successors, (36), 5 states have internal predecessors, (36), 1 states have call successors, (3), 2 states have call predecessors, (3), 2 states have return successors, (2), 2 states have call predecessors, (2), 1 states have call successors, (2) [2021-12-16 01:01:11,113 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-12-16 01:01:11,114 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-12-16 01:01:11,116 INFO L764 garLoopResultBuilder]: Registering result SAFE for location timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2021-12-16 01:01:11,116 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-12-16 01:01:11,118 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-12-16 01:01:11,455 INFO L861 garLoopResultBuilder]: At program point deactivatePumpENTRY(lines 389 396) the Hoare annotation is: true [2021-12-16 01:01:11,456 INFO L858 garLoopResultBuilder]: For program point deactivatePumpEXIT(lines 389 396) no Hoare annotation was computed. [2021-12-16 01:01:11,456 INFO L858 garLoopResultBuilder]: For program point deactivatePumpFINAL(lines 389 396) no Hoare annotation was computed. [2021-12-16 01:01:11,456 INFO L858 garLoopResultBuilder]: For program point processEnvironment__wrappee__baseEXIT(lines 322 328) no Hoare annotation was computed. [2021-12-16 01:01:11,456 INFO L861 garLoopResultBuilder]: At program point processEnvironment__wrappee__baseFINAL(lines 322 328) the Hoare annotation is: true [2021-12-16 01:01:11,457 INFO L858 garLoopResultBuilder]: For program point L191-1(lines 187 198) no Hoare annotation was computed. [2021-12-16 01:01:11,457 INFO L861 garLoopResultBuilder]: At program point changeMethaneLevelENTRY(lines 187 198) the Hoare annotation is: true [2021-12-16 01:01:11,460 INFO L858 garLoopResultBuilder]: For program point changeMethaneLevelEXIT(lines 187 198) no Hoare annotation was computed. [2021-12-16 01:01:11,460 INFO L858 garLoopResultBuilder]: For program point L985(line 985) no Hoare annotation was computed. [2021-12-16 01:01:11,460 INFO L854 garLoopResultBuilder]: At program point L948(lines 941 950) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2021-12-16 01:01:11,461 INFO L854 garLoopResultBuilder]: At program point L370(line 370) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2021-12-16 01:01:11,461 INFO L854 garLoopResultBuilder]: At program point L366(line 366) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2021-12-16 01:01:11,461 INFO L858 garLoopResultBuilder]: For program point timeShiftFINAL(lines 295 321) no Hoare annotation was computed. [2021-12-16 01:01:11,462 INFO L854 garLoopResultBuilder]: At program point L961(line 961) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2021-12-16 01:01:11,462 INFO L858 garLoopResultBuilder]: For program point L961-1(line 961) no Hoare annotation was computed. [2021-12-16 01:01:11,464 INFO L854 garLoopResultBuilder]: At program point L986(lines 981 988) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2021-12-16 01:01:11,471 INFO L854 garLoopResultBuilder]: At program point L375(line 375) the Hoare annotation is: (or (and (not (= 0 ~systemActive~0)) (= ~pumpRunning~0 0)) (not (= |old(~pumpRunning~0)| 0))) [2021-12-16 01:01:11,471 INFO L854 garLoopResultBuilder]: At program point L375-1(lines 356 380) the Hoare annotation is: (or (and (not (= 0 ~systemActive~0)) (= ~pumpRunning~0 0)) (not (= |old(~pumpRunning~0)| 0))) [2021-12-16 01:01:11,471 INFO L854 garLoopResultBuilder]: At program point L404(lines 397 407) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2021-12-16 01:01:11,472 INFO L858 garLoopResultBuilder]: For program point L309-1(lines 309 315) no Hoare annotation was computed. [2021-12-16 01:01:11,472 INFO L854 garLoopResultBuilder]: At program point L946(line 946) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2021-12-16 01:01:11,472 INFO L858 garLoopResultBuilder]: For program point L946-1(line 946) no Hoare annotation was computed. [2021-12-16 01:01:11,472 INFO L858 garLoopResultBuilder]: For program point L302(lines 302 308) no Hoare annotation was computed. [2021-12-16 01:01:11,472 INFO L858 garLoopResultBuilder]: For program point L302-2(lines 298 320) no Hoare annotation was computed. [2021-12-16 01:01:11,473 INFO L858 garLoopResultBuilder]: For program point L364(lines 364 372) no Hoare annotation was computed. [2021-12-16 01:01:11,473 INFO L854 garLoopResultBuilder]: At program point L236(lines 231 239) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2021-12-16 01:01:11,473 INFO L858 garLoopResultBuilder]: For program point L360(lines 360 377) no Hoare annotation was computed. [2021-12-16 01:01:11,473 INFO L858 garLoopResultBuilder]: For program point L963(lines 963 973) no Hoare annotation was computed. [2021-12-16 01:01:11,473 INFO L858 garLoopResultBuilder]: For program point L959(lines 959 976) no Hoare annotation was computed. [2021-12-16 01:01:11,474 INFO L854 garLoopResultBuilder]: At program point L959-1(lines 951 979) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2021-12-16 01:01:11,474 INFO L854 garLoopResultBuilder]: At program point timeShiftENTRY(lines 295 321) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2021-12-16 01:01:11,474 INFO L854 garLoopResultBuilder]: At program point L204(lines 199 207) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2021-12-16 01:01:11,474 INFO L858 garLoopResultBuilder]: For program point timeShiftEXIT(lines 295 321) no Hoare annotation was computed. [2021-12-16 01:01:11,474 INFO L858 garLoopResultBuilder]: For program point timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION(line 985) no Hoare annotation was computed. [2021-12-16 01:01:11,474 INFO L858 garLoopResultBuilder]: For program point L167(lines 167 171) no Hoare annotation was computed. [2021-12-16 01:01:11,475 INFO L854 garLoopResultBuilder]: At program point L167-2(lines 163 174) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2021-12-16 01:01:11,475 INFO L858 garLoopResultBuilder]: For program point L964(lines 964 970) no Hoare annotation was computed. [2021-12-16 01:01:11,475 INFO L861 garLoopResultBuilder]: At program point L66-1(lines 66 70) the Hoare annotation is: true [2021-12-16 01:01:11,477 INFO L858 garLoopResultBuilder]: For program point cleanupEXIT(lines 52 81) no Hoare annotation was computed. [2021-12-16 01:01:11,480 INFO L858 garLoopResultBuilder]: For program point L63(line 63) no Hoare annotation was computed. [2021-12-16 01:01:11,481 INFO L861 garLoopResultBuilder]: At program point cleanupENTRY(lines 52 81) the Hoare annotation is: true [2021-12-16 01:01:11,481 INFO L861 garLoopResultBuilder]: At program point L62-2(lines 62 76) the Hoare annotation is: true [2021-12-16 01:01:11,481 INFO L861 garLoopResultBuilder]: At program point L58(line 58) the Hoare annotation is: true [2021-12-16 01:01:11,481 INFO L858 garLoopResultBuilder]: For program point L58-1(line 58) no Hoare annotation was computed. [2021-12-16 01:01:11,482 INFO L861 garLoopResultBuilder]: At program point L77(lines 52 81) the Hoare annotation is: true [2021-12-16 01:01:11,482 INFO L858 garLoopResultBuilder]: For program point L73(line 73) no Hoare annotation was computed. [2021-12-16 01:01:11,482 INFO L858 garLoopResultBuilder]: For program point L66(lines 66 70) no Hoare annotation was computed. [2021-12-16 01:01:11,482 INFO L861 garLoopResultBuilder]: At program point L126(lines 118 128) the Hoare annotation is: true [2021-12-16 01:01:11,482 INFO L861 garLoopResultBuilder]: At program point L151(lines 132 154) the Hoare annotation is: true [2021-12-16 01:01:11,482 INFO L854 garLoopResultBuilder]: At program point L556(lines 505 557) the Hoare annotation is: false [2021-12-16 01:01:11,482 INFO L858 garLoopResultBuilder]: For program point L544(lines 544 550) no Hoare annotation was computed. [2021-12-16 01:01:11,483 INFO L858 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2021-12-16 01:01:11,483 INFO L854 garLoopResultBuilder]: At program point L478(line 478) the Hoare annotation is: false [2021-12-16 01:01:11,483 INFO L854 garLoopResultBuilder]: At program point L544-2(lines 536 551) the Hoare annotation is: (and (= |ULTIMATE.start_test_~splverifierCounter~0#1| 0) (= 1 |ULTIMATE.start_valid_product_#res#1|) (= 1 |ULTIMATE.start_main_~tmp~0#1|) (= ~pumpRunning~0 0)) [2021-12-16 01:01:11,484 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-12-16 01:01:11,485 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-12-16 01:01:11,485 INFO L858 garLoopResultBuilder]: For program point L507(lines 506 555) no Hoare annotation was computed. [2021-12-16 01:01:11,485 INFO L854 garLoopResultBuilder]: At program point L280(lines 275 283) the Hoare annotation is: (and (= 1 |ULTIMATE.start_valid_product_#res#1|) (not (= 0 ~systemActive~0)) (= ~pumpRunning~0 0)) [2021-12-16 01:01:11,485 INFO L858 garLoopResultBuilder]: For program point L536(lines 536 551) no Hoare annotation was computed. [2021-12-16 01:01:11,485 INFO L854 garLoopResultBuilder]: At program point L272(lines 268 274) the Hoare annotation is: (and (not (= 0 ~systemActive~0)) (= ~pumpRunning~0 0)) [2021-12-16 01:01:11,486 INFO L854 garLoopResultBuilder]: At program point L528(line 528) the Hoare annotation is: (and (= |ULTIMATE.start_test_~splverifierCounter~0#1| 0) (= 1 |ULTIMATE.start_valid_product_#res#1|) (= 1 |ULTIMATE.start_main_~tmp~0#1|) (= ~pumpRunning~0 0)) [2021-12-16 01:01:11,486 INFO L854 garLoopResultBuilder]: At program point L553(lines 506 555) the Hoare annotation is: (and (= |ULTIMATE.start_test_~splverifierCounter~0#1| 0) (= 1 |ULTIMATE.start_valid_product_#res#1|) (= 1 |ULTIMATE.start_main_~tmp~0#1|) (= ~pumpRunning~0 0)) [2021-12-16 01:01:11,486 INFO L858 garLoopResultBuilder]: For program point L516(lines 516 522) no Hoare annotation was computed. [2021-12-16 01:01:11,486 INFO L858 garLoopResultBuilder]: For program point L516-1(lines 516 522) no Hoare annotation was computed. [2021-12-16 01:01:11,486 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-12-16 01:01:11,486 INFO L858 garLoopResultBuilder]: For program point L508(lines 508 512) no Hoare annotation was computed. [2021-12-16 01:01:11,487 INFO L854 garLoopResultBuilder]: At program point L492(lines 487 494) the Hoare annotation is: (and (= |ULTIMATE.start_test_~splverifierCounter~0#1| 0) (= 1 |ULTIMATE.start_valid_product_#res#1|) (= 1 |ULTIMATE.start_main_~tmp~0#1|) (not (= 0 ~systemActive~0)) (= ~pumpRunning~0 0)) [2021-12-16 01:01:11,487 INFO L854 garLoopResultBuilder]: At program point L938(lines 933 940) the Hoare annotation is: (and (= 1 |ULTIMATE.start_valid_product_#res#1|) (= 1 |ULTIMATE.start_main_~tmp~0#1|) (not (= 0 ~systemActive~0)) (= ~pumpRunning~0 0)) [2021-12-16 01:01:11,487 INFO L854 garLoopResultBuilder]: At program point L265(lines 261 267) the Hoare annotation is: (and (not (= 0 ~systemActive~0)) (= ~pumpRunning~0 0)) [2021-12-16 01:01:11,487 INFO L854 garLoopResultBuilder]: At program point L484(lines 472 486) the Hoare annotation is: (and (= |ULTIMATE.start_test_~splverifierCounter~0#1| 0) (= 1 |ULTIMATE.start_valid_product_#res#1|) (= 1 |ULTIMATE.start_main_~tmp~0#1|) (= ~pumpRunning~0 0)) [2021-12-16 01:01:11,487 INFO L858 garLoopResultBuilder]: For program point L476(lines 476 482) no Hoare annotation was computed. [2021-12-16 01:01:11,488 INFO L858 garLoopResultBuilder]: For program point L476-1(lines 476 482) no Hoare annotation was computed. [2021-12-16 01:01:11,488 INFO L854 garLoopResultBuilder]: At program point L113(lines 109 115) the Hoare annotation is: (and (= 1 |ULTIMATE.start_valid_product_#res#1|) (= 1 |ULTIMATE.start_main_~tmp~0#1|) (not (= 0 ~systemActive~0)) (= ~pumpRunning~0 0)) [2021-12-16 01:01:11,488 INFO L861 garLoopResultBuilder]: At program point L559(lines 496 563) the Hoare annotation is: true [2021-12-16 01:01:11,489 INFO L858 garLoopResultBuilder]: For program point L142(lines 142 149) no Hoare annotation was computed. [2021-12-16 01:01:11,489 INFO L858 garLoopResultBuilder]: For program point L526(lines 526 532) no Hoare annotation was computed. [2021-12-16 01:01:11,491 INFO L858 garLoopResultBuilder]: For program point L526-1(lines 526 532) no Hoare annotation was computed. [2021-12-16 01:01:11,491 INFO L858 garLoopResultBuilder]: For program point L142-2(lines 142 149) no Hoare annotation was computed. [2021-12-16 01:01:11,491 INFO L854 garLoopResultBuilder]: At program point L518(line 518) the Hoare annotation is: (and (= |ULTIMATE.start_test_~splverifierCounter~0#1| 0) (= 1 |ULTIMATE.start_valid_product_#res#1|) (= 1 |ULTIMATE.start_main_~tmp~0#1|) (= ~pumpRunning~0 0)) [2021-12-16 01:01:11,491 INFO L858 garLoopResultBuilder]: For program point waterRiseEXIT(lines 175 186) no Hoare annotation was computed. [2021-12-16 01:01:11,491 INFO L861 garLoopResultBuilder]: At program point waterRiseENTRY(lines 175 186) the Hoare annotation is: true [2021-12-16 01:01:11,491 INFO L858 garLoopResultBuilder]: For program point L179-1(lines 175 186) no Hoare annotation was computed. [2021-12-16 01:01:11,492 INFO L854 garLoopResultBuilder]: At program point L349(line 349) the Hoare annotation is: (or (= 0 ~systemActive~0) (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2021-12-16 01:01:11,492 INFO L858 garLoopResultBuilder]: For program point L349-1(lines 330 354) no Hoare annotation was computed. [2021-12-16 01:01:11,492 INFO L854 garLoopResultBuilder]: At program point processEnvironment__wrappee__lowWaterSensorENTRY(lines 330 354) the Hoare annotation is: (or (= 0 ~systemActive~0) (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2021-12-16 01:01:11,492 INFO L858 garLoopResultBuilder]: For program point processEnvironment__wrappee__lowWaterSensorEXIT(lines 330 354) no Hoare annotation was computed. [2021-12-16 01:01:11,492 INFO L854 garLoopResultBuilder]: At program point L344(line 344) the Hoare annotation is: (or (= 0 ~systemActive~0) (not (= |old(~pumpRunning~0)| 0))) [2021-12-16 01:01:11,493 INFO L854 garLoopResultBuilder]: At program point L245(lines 240 248) the Hoare annotation is: (or (= 0 ~systemActive~0) (not (= |old(~pumpRunning~0)| 0))) [2021-12-16 01:01:11,493 INFO L854 garLoopResultBuilder]: At program point L468(lines 453 471) the Hoare annotation is: (or (= 0 ~systemActive~0) (not (= |old(~pumpRunning~0)| 0))) [2021-12-16 01:01:11,493 INFO L854 garLoopResultBuilder]: At program point L340(line 340) the Hoare annotation is: (or (= 0 ~systemActive~0) (not (= |old(~pumpRunning~0)| 0))) [2021-12-16 01:01:11,493 INFO L858 garLoopResultBuilder]: For program point L338(lines 338 346) no Hoare annotation was computed. [2021-12-16 01:01:11,493 INFO L858 garLoopResultBuilder]: For program point L334(lines 334 351) no Hoare annotation was computed. [2021-12-16 01:01:11,493 INFO L858 garLoopResultBuilder]: For program point L462(lines 462 466) no Hoare annotation was computed. [2021-12-16 01:01:11,494 INFO L858 garLoopResultBuilder]: For program point L462-2(lines 462 466) no Hoare annotation was computed. [2021-12-16 01:01:11,495 INFO L858 garLoopResultBuilder]: For program point isPumpRunningEXIT(lines 408 416) no Hoare annotation was computed. [2021-12-16 01:01:11,495 INFO L861 garLoopResultBuilder]: At program point isPumpRunningENTRY(lines 408 416) the Hoare annotation is: true [2021-12-16 01:01:11,495 INFO L858 garLoopResultBuilder]: For program point isPumpRunningFINAL(lines 408 416) no Hoare annotation was computed. [2021-12-16 01:01:11,498 INFO L732 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1] [2021-12-16 01:01:11,501 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-12-16 01:01:11,532 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 16.12 01:01:11 BoogieIcfgContainer [2021-12-16 01:01:11,533 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-12-16 01:01:11,534 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-12-16 01:01:11,534 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-12-16 01:01:11,534 INFO L275 PluginConnector]: Witness Printer initialized [2021-12-16 01:01:11,535 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.12 01:01:09" (3/4) ... [2021-12-16 01:01:11,537 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-12-16 01:01:11,543 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure deactivatePump [2021-12-16 01:01:11,543 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__base [2021-12-16 01:01:11,543 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2021-12-16 01:01:11,543 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2021-12-16 01:01:11,543 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2021-12-16 01:01:11,544 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2021-12-16 01:01:11,544 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__lowWaterSensor [2021-12-16 01:01:11,544 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isPumpRunning [2021-12-16 01:01:11,555 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 52 nodes and edges [2021-12-16 01:01:11,556 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 22 nodes and edges [2021-12-16 01:01:11,557 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 11 nodes and edges [2021-12-16 01:01:11,557 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2021-12-16 01:01:11,558 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-12-16 01:01:11,558 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-12-16 01:01:11,558 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-12-16 01:01:11,578 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (1 == \result && !(0 == systemActive)) && pumpRunning == 0 [2021-12-16 01:01:11,579 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((1 == \result && 1 == tmp) && !(0 == systemActive)) && pumpRunning == 0 [2021-12-16 01:01:11,579 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((1 == \result && 1 == tmp) && !(0 == systemActive)) && pumpRunning == 0 [2021-12-16 01:01:11,579 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((splverifierCounter == 0 && 1 == \result) && 1 == tmp) && pumpRunning == 0 [2021-12-16 01:01:11,580 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: !(\old(pumpRunning) == 0) || pumpRunning == 0 [2021-12-16 01:01:11,580 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: !(\old(pumpRunning) == 0) [2021-12-16 01:01:11,581 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((splverifierCounter == 0 && 1 == \result) && 1 == tmp) && !(0 == systemActive)) && pumpRunning == 0 [2021-12-16 01:01:11,581 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: !(\old(pumpRunning) == 0) || pumpRunning == 0 [2021-12-16 01:01:11,581 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (!(0 == systemActive) && pumpRunning == 0) || !(\old(pumpRunning) == 0) [2021-12-16 01:01:11,581 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: !(\old(pumpRunning) == 0) [2021-12-16 01:01:11,581 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((splverifierCounter == 0 && 1 == \result) && 1 == tmp) && pumpRunning == 0 [2021-12-16 01:01:11,582 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: !(\old(pumpRunning) == 0) || pumpRunning == 0 [2021-12-16 01:01:11,582 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: !(\old(pumpRunning) == 0) [2021-12-16 01:01:11,582 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: !(\old(pumpRunning) == 0) [2021-12-16 01:01:11,582 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: 0 == systemActive || !(\old(pumpRunning) == 0) [2021-12-16 01:01:11,583 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: 0 == systemActive || !(\old(pumpRunning) == 0) [2021-12-16 01:01:11,604 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2021-12-16 01:01:11,605 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-12-16 01:01:11,605 INFO L158 Benchmark]: Toolchain (without parser) took 2649.10ms. Allocated memory was 83.9MB in the beginning and 100.7MB in the end (delta: 16.8MB). Free memory was 46.4MB in the beginning and 32.0MB in the end (delta: 14.5MB). Peak memory consumption was 32.1MB. Max. memory is 16.1GB. [2021-12-16 01:01:11,605 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 83.9MB. Free memory is still 63.4MB. There was no memory consumed. Max. memory is 16.1GB. [2021-12-16 01:01:11,606 INFO L158 Benchmark]: CACSL2BoogieTranslator took 427.00ms. Allocated memory was 83.9MB in the beginning and 100.7MB in the end (delta: 16.8MB). Free memory was 46.3MB in the beginning and 71.0MB in the end (delta: -24.7MB). Peak memory consumption was 12.9MB. Max. memory is 16.1GB. [2021-12-16 01:01:11,606 INFO L158 Benchmark]: Boogie Procedure Inliner took 63.43ms. Allocated memory is still 100.7MB. Free memory was 71.0MB in the beginning and 68.3MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-12-16 01:01:11,606 INFO L158 Benchmark]: Boogie Preprocessor took 53.89ms. Allocated memory is still 100.7MB. Free memory was 68.3MB in the beginning and 66.8MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-12-16 01:01:11,607 INFO L158 Benchmark]: RCFGBuilder took 463.63ms. Allocated memory is still 100.7MB. Free memory was 66.8MB in the beginning and 50.0MB in the end (delta: 16.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2021-12-16 01:01:11,607 INFO L158 Benchmark]: TraceAbstraction took 1563.09ms. Allocated memory is still 100.7MB. Free memory was 50.0MB in the beginning and 38.9MB in the end (delta: 11.1MB). Peak memory consumption was 10.8MB. Max. memory is 16.1GB. [2021-12-16 01:01:11,607 INFO L158 Benchmark]: Witness Printer took 70.77ms. Allocated memory is still 100.7MB. Free memory was 38.9MB in the beginning and 32.0MB in the end (delta: 7.0MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2021-12-16 01:01:11,609 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29ms. Allocated memory is still 83.9MB. Free memory is still 63.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 427.00ms. Allocated memory was 83.9MB in the beginning and 100.7MB in the end (delta: 16.8MB). Free memory was 46.3MB in the beginning and 71.0MB in the end (delta: -24.7MB). Peak memory consumption was 12.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 63.43ms. Allocated memory is still 100.7MB. Free memory was 71.0MB in the beginning and 68.3MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 53.89ms. Allocated memory is still 100.7MB. Free memory was 68.3MB in the beginning and 66.8MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 463.63ms. Allocated memory is still 100.7MB. Free memory was 66.8MB in the beginning and 50.0MB in the end (delta: 16.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * TraceAbstraction took 1563.09ms. Allocated memory is still 100.7MB. Free memory was 50.0MB in the beginning and 38.9MB in the end (delta: 11.1MB). Peak memory consumption was 10.8MB. Max. memory is 16.1GB. * Witness Printer took 70.77ms. Allocated memory is still 100.7MB. Free memory was 38.9MB in the beginning and 32.0MB in the end (delta: 7.0MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * 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: 985]: 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 9 procedures, 97 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.5s, OverallIterations: 4, TraceHistogramMax: 2, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.4s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.3s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 222 SdHoareTripleChecker+Valid, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 217 mSDsluCounter, 877 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 478 mSDsCounter, 26 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 56 IncrementalHoareTripleChecker+Invalid, 82 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 26 mSolverCounterUnsat, 399 mSDtfsCounter, 56 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 40 GetRequests, 26 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=123occurred in iteration=3, 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, 3 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 46 LocationsWithAnnotation, 267 PreInvPairs, 297 NumberOfFragments, 304 HoareAnnotationTreeSize, 267 FomulaSimplifications, 45 FormulaSimplificationTreeSizeReduction, 0.1s HoareSimplificationTime, 46 FomulaSimplificationsInter, 370 FormulaSimplificationTreeSizeReductionInter, 0.3s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.3s InterpolantComputationTime, 144 NumberOfCodeBlocks, 144 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 140 ConstructedInterpolants, 0 QuantifiedInterpolants, 240 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 4 InterpolantComputations, 4 PerfectInterpolantSequences, 12/12 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: 261]: Loop Invariant Derived loop invariant: !(0 == systemActive) && pumpRunning == 0 - InvariantResult [Line: 118]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 52]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 199]: Loop Invariant Derived loop invariant: !(\old(pumpRunning) == 0) - InvariantResult [Line: 505]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 163]: Loop Invariant Derived loop invariant: !(\old(pumpRunning) == 0) - InvariantResult [Line: 472]: Loop Invariant Derived loop invariant: ((splverifierCounter == 0 && 1 == \result) && 1 == tmp) && pumpRunning == 0 - InvariantResult [Line: 397]: Loop Invariant Derived loop invariant: !(\old(pumpRunning) == 0) - InvariantResult [Line: 951]: Loop Invariant Derived loop invariant: !(\old(pumpRunning) == 0) || pumpRunning == 0 - InvariantResult [Line: 240]: Loop Invariant Derived loop invariant: 0 == systemActive || !(\old(pumpRunning) == 0) - InvariantResult [Line: 275]: Loop Invariant Derived loop invariant: (1 == \result && !(0 == systemActive)) && pumpRunning == 0 - InvariantResult [Line: 506]: Loop Invariant Derived loop invariant: ((splverifierCounter == 0 && 1 == \result) && 1 == tmp) && pumpRunning == 0 - InvariantResult [Line: 268]: Loop Invariant Derived loop invariant: !(0 == systemActive) && pumpRunning == 0 - InvariantResult [Line: 109]: Loop Invariant Derived loop invariant: ((1 == \result && 1 == tmp) && !(0 == systemActive)) && pumpRunning == 0 - InvariantResult [Line: 496]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 941]: Loop Invariant Derived loop invariant: !(\old(pumpRunning) == 0) || pumpRunning == 0 - InvariantResult [Line: 981]: Loop Invariant Derived loop invariant: !(\old(pumpRunning) == 0) - InvariantResult [Line: 231]: Loop Invariant Derived loop invariant: !(\old(pumpRunning) == 0) || pumpRunning == 0 - InvariantResult [Line: 453]: Loop Invariant Derived loop invariant: 0 == systemActive || !(\old(pumpRunning) == 0) - InvariantResult [Line: 62]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 933]: Loop Invariant Derived loop invariant: ((1 == \result && 1 == tmp) && !(0 == systemActive)) && pumpRunning == 0 - InvariantResult [Line: 132]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 487]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0 && 1 == \result) && 1 == tmp) && !(0 == systemActive)) && pumpRunning == 0 - InvariantResult [Line: 356]: Loop Invariant Derived loop invariant: (!(0 == systemActive) && pumpRunning == 0) || !(\old(pumpRunning) == 0) RESULT: Ultimate proved your program to be correct! [2021-12-16 01:01:11,664 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... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE