./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/product-lines/minepump_spec2_product61.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 20ed64ec 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_spec2_product61.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 f08060dbae3398b272b543e174171c518a83b9b7 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Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.1-dev-20ed64e [2021-08-26 08:43:43,663 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-08-26 08:43:43,665 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-08-26 08:43:43,695 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-08-26 08:43:43,695 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-08-26 08:43:43,698 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-08-26 08:43:43,699 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-08-26 08:43:43,703 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-08-26 08:43:43,704 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-08-26 08:43:43,708 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-08-26 08:43:43,708 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-08-26 08:43:43,716 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-08-26 08:43:43,716 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-08-26 08:43:43,718 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-08-26 08:43:43,719 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-08-26 08:43:43,722 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-08-26 08:43:43,722 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-08-26 08:43:43,723 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-08-26 08:43:43,724 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-08-26 08:43:43,729 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-08-26 08:43:43,730 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-08-26 08:43:43,731 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-08-26 08:43:43,732 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-08-26 08:43:43,733 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-08-26 08:43:43,738 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-08-26 08:43:43,738 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-08-26 08:43:43,738 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-08-26 08:43:43,739 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-08-26 08:43:43,740 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-08-26 08:43:43,740 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-08-26 08:43:43,740 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-08-26 08:43:43,741 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-08-26 08:43:43,742 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-08-26 08:43:43,743 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-08-26 08:43:43,743 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-08-26 08:43:43,744 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-08-26 08:43:43,744 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-08-26 08:43:43,744 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-08-26 08:43:43,744 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-08-26 08:43:43,746 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-08-26 08:43:43,746 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-08-26 08:43:43,747 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2021-08-26 08:43:43,775 INFO L113 SettingsManager]: Loading preferences was successful [2021-08-26 08:43:43,775 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-08-26 08:43:43,776 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-08-26 08:43:43,776 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-08-26 08:43:43,777 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-08-26 08:43:43,777 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-08-26 08:43:43,777 INFO L138 SettingsManager]: * Use SBE=true [2021-08-26 08:43:43,778 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-08-26 08:43:43,778 INFO L138 SettingsManager]: * sizeof long=4 [2021-08-26 08:43:43,778 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-08-26 08:43:43,779 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-08-26 08:43:43,779 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-08-26 08:43:43,779 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-08-26 08:43:43,779 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-08-26 08:43:43,779 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-08-26 08:43:43,779 INFO L138 SettingsManager]: * sizeof long double=12 [2021-08-26 08:43:43,779 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-08-26 08:43:43,780 INFO L138 SettingsManager]: * Use constant arrays=true [2021-08-26 08:43:43,780 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-08-26 08:43:43,780 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-08-26 08:43:43,780 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-08-26 08:43:43,780 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-08-26 08:43:43,780 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-08-26 08:43:43,780 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-08-26 08:43:43,781 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-08-26 08:43:43,781 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-08-26 08:43:43,781 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-08-26 08:43:43,781 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-08-26 08:43:43,781 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-08-26 08:43:43,781 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-08-26 08:43:43,781 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f08060dbae3398b272b543e174171c518a83b9b7 [2021-08-26 08:43:44,033 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-08-26 08:43:44,053 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-08-26 08:43:44,055 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-08-26 08:43:44,056 INFO L271 PluginConnector]: Initializing CDTParser... [2021-08-26 08:43:44,056 INFO L275 PluginConnector]: CDTParser initialized [2021-08-26 08:43:44,057 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/product-lines/minepump_spec2_product61.cil.c [2021-08-26 08:43:44,099 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6ef4192e5/e7268b9012bd402697eb62a17658b722/FLAG53e7a2ba4 [2021-08-26 08:43:44,518 INFO L306 CDTParser]: Found 1 translation units. [2021-08-26 08:43:44,520 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/minepump_spec2_product61.cil.c [2021-08-26 08:43:44,530 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6ef4192e5/e7268b9012bd402697eb62a17658b722/FLAG53e7a2ba4 [2021-08-26 08:43:44,540 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6ef4192e5/e7268b9012bd402697eb62a17658b722 [2021-08-26 08:43:44,542 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-08-26 08:43:44,543 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-08-26 08:43:44,545 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-08-26 08:43:44,545 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-08-26 08:43:44,547 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-08-26 08:43:44,548 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.08 08:43:44" (1/1) ... [2021-08-26 08:43:44,549 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3e7a325c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 08:43:44, skipping insertion in model container [2021-08-26 08:43:44,549 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.08 08:43:44" (1/1) ... [2021-08-26 08:43:44,553 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-08-26 08:43:44,592 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-08-26 08:43:44,800 WARN L228 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_spec2_product61.cil.c[13047,13060] [2021-08-26 08:43:44,835 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-08-26 08:43:44,846 INFO L203 MainTranslator]: Completed pre-run [2021-08-26 08:43:44,890 WARN L228 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_spec2_product61.cil.c[13047,13060] [2021-08-26 08:43:44,913 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-08-26 08:43:44,932 INFO L208 MainTranslator]: Completed translation [2021-08-26 08:43:44,933 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 08:43:44 WrapperNode [2021-08-26 08:43:44,934 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-08-26 08:43:44,935 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-08-26 08:43:44,935 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-08-26 08:43:44,935 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-08-26 08:43:44,939 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 08:43:44" (1/1) ... [2021-08-26 08:43:44,961 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 08:43:44" (1/1) ... [2021-08-26 08:43:45,014 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-08-26 08:43:45,015 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-08-26 08:43:45,016 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-08-26 08:43:45,016 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-08-26 08:43:45,021 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 08:43:44" (1/1) ... [2021-08-26 08:43:45,021 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 08:43:44" (1/1) ... [2021-08-26 08:43:45,032 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 08:43:44" (1/1) ... [2021-08-26 08:43:45,033 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 08:43:44" (1/1) ... [2021-08-26 08:43:45,048 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 08:43:44" (1/1) ... [2021-08-26 08:43:45,085 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 08:43:44" (1/1) ... [2021-08-26 08:43:45,087 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 08:43:44" (1/1) ... [2021-08-26 08:43:45,091 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-08-26 08:43:45,092 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-08-26 08:43:45,092 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-08-26 08:43:45,092 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-08-26 08:43:45,093 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 08:43:44" (1/1) ... [2021-08-26 08:43:45,097 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-08-26 08:43:45,101 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-26 08:43:45,115 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) [2021-08-26 08:43:45,136 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 [2021-08-26 08:43:45,158 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-08-26 08:43:45,158 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-08-26 08:43:45,159 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-08-26 08:43:45,159 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-08-26 08:43:46,039 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-08-26 08:43:46,039 INFO L299 CfgBuilder]: Removed 350 assume(true) statements. [2021-08-26 08:43:46,041 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.08 08:43:46 BoogieIcfgContainer [2021-08-26 08:43:46,041 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-08-26 08:43:46,042 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-08-26 08:43:46,042 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-08-26 08:43:46,044 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-08-26 08:43:46,044 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 26.08 08:43:44" (1/3) ... [2021-08-26 08:43:46,044 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@42fdb9b9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.08 08:43:46, skipping insertion in model container [2021-08-26 08:43:46,045 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 08:43:44" (2/3) ... [2021-08-26 08:43:46,045 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@42fdb9b9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.08 08:43:46, skipping insertion in model container [2021-08-26 08:43:46,045 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.08 08:43:46" (3/3) ... [2021-08-26 08:43:46,046 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec2_product61.cil.c [2021-08-26 08:43:46,051 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-08-26 08:43:46,051 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 3 error locations. [2021-08-26 08:43:46,086 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-08-26 08:43:46,092 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, mConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-08-26 08:43:46,092 INFO L340 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2021-08-26 08:43:46,105 INFO L276 IsEmpty]: Start isEmpty. Operand has 229 states, 225 states have (on average 1.5244444444444445) internal successors, (343), 228 states have internal predecessors, (343), 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) [2021-08-26 08:43:46,109 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-08-26 08:43:46,109 INFO L504 BasicCegarLoop]: Found error trace [2021-08-26 08:43:46,109 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-26 08:43:46,110 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-26 08:43:46,113 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-26 08:43:46,114 INFO L82 PathProgramCache]: Analyzing trace with hash 1680546116, now seen corresponding path program 1 times [2021-08-26 08:43:46,119 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-26 08:43:46,119 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1982076775] [2021-08-26 08:43:46,119 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-26 08:43:46,120 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-26 08:43:46,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:43:46,265 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-26 08:43:46,266 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-26 08:43:46,266 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1982076775] [2021-08-26 08:43:46,266 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1982076775] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-26 08:43:46,266 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-26 08:43:46,266 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-08-26 08:43:46,267 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1165087074] [2021-08-26 08:43:46,270 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-08-26 08:43:46,270 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-26 08:43:46,278 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-08-26 08:43:46,278 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-08-26 08:43:46,280 INFO L87 Difference]: Start difference. First operand has 229 states, 225 states have (on average 1.5244444444444445) internal successors, (343), 228 states have internal predecessors, (343), 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) Second operand has 2 states, 2 states have (on average 9.0) internal successors, (18), 2 states have internal predecessors, (18), 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) [2021-08-26 08:43:46,305 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-26 08:43:46,305 INFO L93 Difference]: Finished difference Result 451 states and 678 transitions. [2021-08-26 08:43:46,306 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-26 08:43:46,307 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 9.0) internal successors, (18), 2 states have internal predecessors, (18), 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) Word has length 18 [2021-08-26 08:43:46,307 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-26 08:43:46,313 INFO L225 Difference]: With dead ends: 451 [2021-08-26 08:43:46,314 INFO L226 Difference]: Without dead ends: 225 [2021-08-26 08:43:46,316 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0ms TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-08-26 08:43:46,327 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 225 states. [2021-08-26 08:43:46,350 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 225 to 225. [2021-08-26 08:43:46,351 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 225 states, 222 states have (on average 1.490990990990991) internal successors, (331), 224 states have internal predecessors, (331), 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) [2021-08-26 08:43:46,353 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 225 states to 225 states and 331 transitions. [2021-08-26 08:43:46,354 INFO L78 Accepts]: Start accepts. Automaton has 225 states and 331 transitions. Word has length 18 [2021-08-26 08:43:46,354 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-26 08:43:46,354 INFO L470 AbstractCegarLoop]: Abstraction has 225 states and 331 transitions. [2021-08-26 08:43:46,354 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 9.0) internal successors, (18), 2 states have internal predecessors, (18), 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) [2021-08-26 08:43:46,354 INFO L276 IsEmpty]: Start isEmpty. Operand 225 states and 331 transitions. [2021-08-26 08:43:46,355 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-08-26 08:43:46,355 INFO L504 BasicCegarLoop]: Found error trace [2021-08-26 08:43:46,355 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-26 08:43:46,355 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-08-26 08:43:46,355 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-26 08:43:46,356 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-26 08:43:46,356 INFO L82 PathProgramCache]: Analyzing trace with hash 1461710147, now seen corresponding path program 1 times [2021-08-26 08:43:46,356 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-26 08:43:46,356 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1945632159] [2021-08-26 08:43:46,356 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-26 08:43:46,357 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-26 08:43:46,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:43:46,410 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-26 08:43:46,410 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-26 08:43:46,410 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1945632159] [2021-08-26 08:43:46,411 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1945632159] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-26 08:43:46,411 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-26 08:43:46,411 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-08-26 08:43:46,411 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [799133878] [2021-08-26 08:43:46,412 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-08-26 08:43:46,412 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-26 08:43:46,412 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-08-26 08:43:46,413 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-26 08:43:46,413 INFO L87 Difference]: Start difference. First operand 225 states and 331 transitions. Second operand has 3 states, 3 states have (on average 6.333333333333333) internal successors, (19), 3 states have internal predecessors, (19), 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) [2021-08-26 08:43:46,425 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-26 08:43:46,425 INFO L93 Difference]: Finished difference Result 225 states and 331 transitions. [2021-08-26 08:43:46,426 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-26 08:43:46,426 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 6.333333333333333) internal successors, (19), 3 states have internal predecessors, (19), 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) Word has length 19 [2021-08-26 08:43:46,426 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-26 08:43:46,426 INFO L225 Difference]: With dead ends: 225 [2021-08-26 08:43:46,427 INFO L226 Difference]: Without dead ends: 85 [2021-08-26 08:43:46,427 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 3.0ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-26 08:43:46,428 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 85 states. [2021-08-26 08:43:46,431 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 85 to 85. [2021-08-26 08:43:46,431 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 85 states, 84 states have (on average 1.4761904761904763) internal successors, (124), 84 states have internal predecessors, (124), 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) [2021-08-26 08:43:46,432 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 85 states and 124 transitions. [2021-08-26 08:43:46,432 INFO L78 Accepts]: Start accepts. Automaton has 85 states and 124 transitions. Word has length 19 [2021-08-26 08:43:46,432 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-26 08:43:46,432 INFO L470 AbstractCegarLoop]: Abstraction has 85 states and 124 transitions. [2021-08-26 08:43:46,432 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 6.333333333333333) internal successors, (19), 3 states have internal predecessors, (19), 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) [2021-08-26 08:43:46,432 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 124 transitions. [2021-08-26 08:43:46,433 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-08-26 08:43:46,433 INFO L504 BasicCegarLoop]: Found error trace [2021-08-26 08:43:46,433 INFO L512 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] [2021-08-26 08:43:46,433 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-08-26 08:43:46,433 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-26 08:43:46,434 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-26 08:43:46,434 INFO L82 PathProgramCache]: Analyzing trace with hash -1946007882, now seen corresponding path program 1 times [2021-08-26 08:43:46,434 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-26 08:43:46,434 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [128050203] [2021-08-26 08:43:46,434 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-26 08:43:46,434 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-26 08:43:46,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:43:46,487 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-26 08:43:46,487 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-26 08:43:46,488 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [128050203] [2021-08-26 08:43:46,488 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [128050203] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-26 08:43:46,488 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-26 08:43:46,488 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-08-26 08:43:46,488 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2098263146] [2021-08-26 08:43:46,488 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-08-26 08:43:46,488 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-26 08:43:46,489 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-08-26 08:43:46,489 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-26 08:43:46,489 INFO L87 Difference]: Start difference. First operand 85 states and 124 transitions. Second operand has 3 states, 3 states have (on average 8.0) internal successors, (24), 2 states have internal predecessors, (24), 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) [2021-08-26 08:43:46,495 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-26 08:43:46,495 INFO L93 Difference]: Finished difference Result 163 states and 241 transitions. [2021-08-26 08:43:46,495 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-26 08:43:46,495 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 8.0) internal successors, (24), 2 states have internal predecessors, (24), 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) Word has length 24 [2021-08-26 08:43:46,495 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-26 08:43:46,496 INFO L225 Difference]: With dead ends: 163 [2021-08-26 08:43:46,496 INFO L226 Difference]: Without dead ends: 85 [2021-08-26 08:43:46,496 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1.7ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-26 08:43:46,496 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 85 states. [2021-08-26 08:43:46,500 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 85 to 85. [2021-08-26 08:43:46,500 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 85 states, 84 states have (on average 1.4642857142857142) internal successors, (123), 84 states have internal predecessors, (123), 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) [2021-08-26 08:43:46,500 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 85 states and 123 transitions. [2021-08-26 08:43:46,500 INFO L78 Accepts]: Start accepts. Automaton has 85 states and 123 transitions. Word has length 24 [2021-08-26 08:43:46,500 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-26 08:43:46,501 INFO L470 AbstractCegarLoop]: Abstraction has 85 states and 123 transitions. [2021-08-26 08:43:46,501 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 8.0) internal successors, (24), 2 states have internal predecessors, (24), 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) [2021-08-26 08:43:46,501 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 123 transitions. [2021-08-26 08:43:46,501 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-08-26 08:43:46,501 INFO L504 BasicCegarLoop]: Found error trace [2021-08-26 08:43:46,501 INFO L512 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] [2021-08-26 08:43:46,501 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-08-26 08:43:46,502 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-26 08:43:46,502 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-26 08:43:46,502 INFO L82 PathProgramCache]: Analyzing trace with hash -427711681, now seen corresponding path program 1 times [2021-08-26 08:43:46,502 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-26 08:43:46,502 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1007546403] [2021-08-26 08:43:46,502 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-26 08:43:46,502 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-26 08:43:46,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:43:46,539 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-26 08:43:46,539 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-26 08:43:46,539 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1007546403] [2021-08-26 08:43:46,539 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1007546403] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-26 08:43:46,539 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-26 08:43:46,539 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-08-26 08:43:46,539 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [191023072] [2021-08-26 08:43:46,540 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-08-26 08:43:46,540 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-26 08:43:46,540 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-08-26 08:43:46,540 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-26 08:43:46,541 INFO L87 Difference]: Start difference. First operand 85 states and 123 transitions. Second operand has 3 states, 3 states have (on average 9.0) internal successors, (27), 2 states have internal predecessors, (27), 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) [2021-08-26 08:43:46,565 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-26 08:43:46,566 INFO L93 Difference]: Finished difference Result 170 states and 249 transitions. [2021-08-26 08:43:46,566 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-26 08:43:46,566 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 9.0) internal successors, (27), 2 states have internal predecessors, (27), 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) Word has length 27 [2021-08-26 08:43:46,566 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-26 08:43:46,567 INFO L225 Difference]: With dead ends: 170 [2021-08-26 08:43:46,567 INFO L226 Difference]: Without dead ends: 92 [2021-08-26 08:43:46,567 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1.8ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-26 08:43:46,567 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 92 states. [2021-08-26 08:43:46,572 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 92 to 90. [2021-08-26 08:43:46,572 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 90 states, 89 states have (on average 1.4269662921348314) internal successors, (127), 89 states have internal predecessors, (127), 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) [2021-08-26 08:43:46,572 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 90 states and 127 transitions. [2021-08-26 08:43:46,572 INFO L78 Accepts]: Start accepts. Automaton has 90 states and 127 transitions. Word has length 27 [2021-08-26 08:43:46,572 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-26 08:43:46,573 INFO L470 AbstractCegarLoop]: Abstraction has 90 states and 127 transitions. [2021-08-26 08:43:46,573 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 9.0) internal successors, (27), 2 states have internal predecessors, (27), 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) [2021-08-26 08:43:46,573 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 127 transitions. [2021-08-26 08:43:46,573 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-08-26 08:43:46,573 INFO L504 BasicCegarLoop]: Found error trace [2021-08-26 08:43:46,573 INFO L512 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] [2021-08-26 08:43:46,573 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-08-26 08:43:46,574 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-26 08:43:46,574 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-26 08:43:46,574 INFO L82 PathProgramCache]: Analyzing trace with hash 1598633195, now seen corresponding path program 1 times [2021-08-26 08:43:46,574 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-26 08:43:46,574 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [430086914] [2021-08-26 08:43:46,574 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-26 08:43:46,574 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-26 08:43:46,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:43:46,619 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-26 08:43:46,619 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-26 08:43:46,619 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [430086914] [2021-08-26 08:43:46,619 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [430086914] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-26 08:43:46,619 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-26 08:43:46,619 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-08-26 08:43:46,620 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1991207896] [2021-08-26 08:43:46,620 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-08-26 08:43:46,620 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-26 08:43:46,620 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-08-26 08:43:46,621 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-08-26 08:43:46,621 INFO L87 Difference]: Start difference. First operand 90 states and 127 transitions. Second operand has 5 states, 5 states have (on average 6.6) internal successors, (33), 4 states have internal predecessors, (33), 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) [2021-08-26 08:43:46,715 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-26 08:43:46,715 INFO L93 Difference]: Finished difference Result 427 states and 615 transitions. [2021-08-26 08:43:46,716 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-08-26 08:43:46,716 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 6.6) internal successors, (33), 4 states have internal predecessors, (33), 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) Word has length 33 [2021-08-26 08:43:46,716 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-26 08:43:46,719 INFO L225 Difference]: With dead ends: 427 [2021-08-26 08:43:46,719 INFO L226 Difference]: Without dead ends: 344 [2021-08-26 08:43:46,719 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 36.1ms TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2021-08-26 08:43:46,721 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 344 states. [2021-08-26 08:43:46,743 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 344 to 165. [2021-08-26 08:43:46,743 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 165 states, 164 states have (on average 1.4146341463414633) internal successors, (232), 164 states have internal predecessors, (232), 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) [2021-08-26 08:43:46,744 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 165 states to 165 states and 232 transitions. [2021-08-26 08:43:46,744 INFO L78 Accepts]: Start accepts. Automaton has 165 states and 232 transitions. Word has length 33 [2021-08-26 08:43:46,745 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-26 08:43:46,745 INFO L470 AbstractCegarLoop]: Abstraction has 165 states and 232 transitions. [2021-08-26 08:43:46,745 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 6.6) internal successors, (33), 4 states have internal predecessors, (33), 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) [2021-08-26 08:43:46,745 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 232 transitions. [2021-08-26 08:43:46,747 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-08-26 08:43:46,747 INFO L504 BasicCegarLoop]: Found error trace [2021-08-26 08:43:46,747 INFO L512 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] [2021-08-26 08:43:46,747 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-08-26 08:43:46,748 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-26 08:43:46,748 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-26 08:43:46,748 INFO L82 PathProgramCache]: Analyzing trace with hash 1593780579, now seen corresponding path program 1 times [2021-08-26 08:43:46,748 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-26 08:43:46,748 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2084060051] [2021-08-26 08:43:46,749 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-26 08:43:46,749 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-26 08:43:46,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:43:46,821 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-26 08:43:46,822 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-26 08:43:46,822 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2084060051] [2021-08-26 08:43:46,822 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2084060051] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-26 08:43:46,822 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-26 08:43:46,822 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-08-26 08:43:46,823 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [843368172] [2021-08-26 08:43:46,824 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-08-26 08:43:46,825 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-26 08:43:46,826 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-08-26 08:43:46,827 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-08-26 08:43:46,828 INFO L87 Difference]: Start difference. First operand 165 states and 232 transitions. Second operand has 5 states, 5 states have (on average 6.8) internal successors, (34), 4 states have internal predecessors, (34), 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) [2021-08-26 08:43:46,928 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-26 08:43:46,929 INFO L93 Difference]: Finished difference Result 628 states and 889 transitions. [2021-08-26 08:43:46,929 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-08-26 08:43:46,929 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 6.8) internal successors, (34), 4 states have internal predecessors, (34), 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) Word has length 34 [2021-08-26 08:43:46,929 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-26 08:43:46,930 INFO L225 Difference]: With dead ends: 628 [2021-08-26 08:43:46,930 INFO L226 Difference]: Without dead ends: 470 [2021-08-26 08:43:46,931 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 27.8ms TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2021-08-26 08:43:46,932 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 470 states. [2021-08-26 08:43:46,938 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 470 to 164. [2021-08-26 08:43:46,938 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 164 states, 163 states have (on average 1.4049079754601228) internal successors, (229), 163 states have internal predecessors, (229), 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) [2021-08-26 08:43:46,938 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 164 states to 164 states and 229 transitions. [2021-08-26 08:43:46,938 INFO L78 Accepts]: Start accepts. Automaton has 164 states and 229 transitions. Word has length 34 [2021-08-26 08:43:46,939 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-26 08:43:46,939 INFO L470 AbstractCegarLoop]: Abstraction has 164 states and 229 transitions. [2021-08-26 08:43:46,939 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 6.8) internal successors, (34), 4 states have internal predecessors, (34), 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) [2021-08-26 08:43:46,939 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 229 transitions. [2021-08-26 08:43:46,939 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-08-26 08:43:46,939 INFO L504 BasicCegarLoop]: Found error trace [2021-08-26 08:43:46,939 INFO L512 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, 1] [2021-08-26 08:43:46,940 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-08-26 08:43:46,940 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-26 08:43:46,940 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-26 08:43:46,940 INFO L82 PathProgramCache]: Analyzing trace with hash -1365651329, now seen corresponding path program 1 times [2021-08-26 08:43:46,940 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-26 08:43:46,940 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1536634155] [2021-08-26 08:43:46,940 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-26 08:43:46,940 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-26 08:43:46,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:43:46,974 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-26 08:43:46,974 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-26 08:43:46,974 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1536634155] [2021-08-26 08:43:46,974 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1536634155] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-26 08:43:46,974 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-26 08:43:46,974 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-08-26 08:43:46,974 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1953356076] [2021-08-26 08:43:46,975 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-08-26 08:43:46,975 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-26 08:43:46,975 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-08-26 08:43:46,975 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-08-26 08:43:46,975 INFO L87 Difference]: Start difference. First operand 164 states and 229 transitions. Second operand has 5 states, 5 states have (on average 7.4) internal successors, (37), 5 states have internal predecessors, (37), 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) [2021-08-26 08:43:47,023 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-26 08:43:47,024 INFO L93 Difference]: Finished difference Result 417 states and 577 transitions. [2021-08-26 08:43:47,024 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-26 08:43:47,024 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 7.4) internal successors, (37), 5 states have internal predecessors, (37), 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) Word has length 37 [2021-08-26 08:43:47,024 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-26 08:43:47,025 INFO L225 Difference]: With dead ends: 417 [2021-08-26 08:43:47,025 INFO L226 Difference]: Without dead ends: 260 [2021-08-26 08:43:47,025 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 14.4ms TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-08-26 08:43:47,026 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 260 states. [2021-08-26 08:43:47,032 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 260 to 182. [2021-08-26 08:43:47,032 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 182 states, 181 states have (on average 1.3646408839779005) internal successors, (247), 181 states have internal predecessors, (247), 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) [2021-08-26 08:43:47,033 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 182 states to 182 states and 247 transitions. [2021-08-26 08:43:47,033 INFO L78 Accepts]: Start accepts. Automaton has 182 states and 247 transitions. Word has length 37 [2021-08-26 08:43:47,033 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-26 08:43:47,033 INFO L470 AbstractCegarLoop]: Abstraction has 182 states and 247 transitions. [2021-08-26 08:43:47,033 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 7.4) internal successors, (37), 5 states have internal predecessors, (37), 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) [2021-08-26 08:43:47,033 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 247 transitions. [2021-08-26 08:43:47,034 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-08-26 08:43:47,034 INFO L504 BasicCegarLoop]: Found error trace [2021-08-26 08:43:47,034 INFO L512 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, 1] [2021-08-26 08:43:47,034 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-08-26 08:43:47,034 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-26 08:43:47,034 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-26 08:43:47,034 INFO L82 PathProgramCache]: Analyzing trace with hash 1918198717, now seen corresponding path program 1 times [2021-08-26 08:43:47,035 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-26 08:43:47,035 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1255867928] [2021-08-26 08:43:47,035 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-26 08:43:47,035 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-26 08:43:47,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:43:47,062 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-26 08:43:47,062 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-26 08:43:47,063 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1255867928] [2021-08-26 08:43:47,063 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1255867928] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-26 08:43:47,063 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-26 08:43:47,063 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-08-26 08:43:47,063 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1438457129] [2021-08-26 08:43:47,063 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-08-26 08:43:47,063 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-26 08:43:47,064 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-08-26 08:43:47,064 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-08-26 08:43:47,064 INFO L87 Difference]: Start difference. First operand 182 states and 247 transitions. Second operand has 4 states, 4 states have (on average 9.25) internal successors, (37), 4 states have internal predecessors, (37), 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) [2021-08-26 08:43:47,117 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-26 08:43:47,117 INFO L93 Difference]: Finished difference Result 427 states and 575 transitions. [2021-08-26 08:43:47,117 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-26 08:43:47,118 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 9.25) internal successors, (37), 4 states have internal predecessors, (37), 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) Word has length 37 [2021-08-26 08:43:47,118 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-26 08:43:47,119 INFO L225 Difference]: With dead ends: 427 [2021-08-26 08:43:47,119 INFO L226 Difference]: Without dead ends: 252 [2021-08-26 08:43:47,119 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 6.8ms TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-08-26 08:43:47,119 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 252 states. [2021-08-26 08:43:47,128 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 252 to 194. [2021-08-26 08:43:47,129 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 194 states, 193 states have (on average 1.3419689119170986) internal successors, (259), 193 states have internal predecessors, (259), 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) [2021-08-26 08:43:47,129 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 194 states to 194 states and 259 transitions. [2021-08-26 08:43:47,129 INFO L78 Accepts]: Start accepts. Automaton has 194 states and 259 transitions. Word has length 37 [2021-08-26 08:43:47,130 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-26 08:43:47,130 INFO L470 AbstractCegarLoop]: Abstraction has 194 states and 259 transitions. [2021-08-26 08:43:47,130 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 9.25) internal successors, (37), 4 states have internal predecessors, (37), 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) [2021-08-26 08:43:47,130 INFO L276 IsEmpty]: Start isEmpty. Operand 194 states and 259 transitions. [2021-08-26 08:43:47,131 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-08-26 08:43:47,131 INFO L504 BasicCegarLoop]: Found error trace [2021-08-26 08:43:47,131 INFO L512 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, 1] [2021-08-26 08:43:47,131 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-08-26 08:43:47,131 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-26 08:43:47,132 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-26 08:43:47,132 INFO L82 PathProgramCache]: Analyzing trace with hash 897130363, now seen corresponding path program 1 times [2021-08-26 08:43:47,132 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-26 08:43:47,132 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1035153345] [2021-08-26 08:43:47,132 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-26 08:43:47,132 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-26 08:43:47,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:43:47,168 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-26 08:43:47,168 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-26 08:43:47,168 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1035153345] [2021-08-26 08:43:47,168 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1035153345] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-26 08:43:47,168 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-26 08:43:47,168 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-08-26 08:43:47,168 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1204417075] [2021-08-26 08:43:47,169 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-08-26 08:43:47,169 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-26 08:43:47,169 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-08-26 08:43:47,169 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-26 08:43:47,170 INFO L87 Difference]: Start difference. First operand 194 states and 259 transitions. Second operand has 3 states, 3 states have (on average 12.333333333333334) internal successors, (37), 2 states have internal predecessors, (37), 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) [2021-08-26 08:43:47,193 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-26 08:43:47,193 INFO L93 Difference]: Finished difference Result 433 states and 577 transitions. [2021-08-26 08:43:47,193 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-26 08:43:47,193 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 12.333333333333334) internal successors, (37), 2 states have internal predecessors, (37), 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) Word has length 37 [2021-08-26 08:43:47,193 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-26 08:43:47,194 INFO L225 Difference]: With dead ends: 433 [2021-08-26 08:43:47,194 INFO L226 Difference]: Without dead ends: 246 [2021-08-26 08:43:47,195 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1.7ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-26 08:43:47,195 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 246 states. [2021-08-26 08:43:47,203 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 246 to 246. [2021-08-26 08:43:47,204 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 246 states, 245 states have (on average 1.310204081632653) internal successors, (321), 245 states have internal predecessors, (321), 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) [2021-08-26 08:43:47,205 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 246 states to 246 states and 321 transitions. [2021-08-26 08:43:47,205 INFO L78 Accepts]: Start accepts. Automaton has 246 states and 321 transitions. Word has length 37 [2021-08-26 08:43:47,205 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-26 08:43:47,205 INFO L470 AbstractCegarLoop]: Abstraction has 246 states and 321 transitions. [2021-08-26 08:43:47,205 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 12.333333333333334) internal successors, (37), 2 states have internal predecessors, (37), 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) [2021-08-26 08:43:47,205 INFO L276 IsEmpty]: Start isEmpty. Operand 246 states and 321 transitions. [2021-08-26 08:43:47,205 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-08-26 08:43:47,206 INFO L504 BasicCegarLoop]: Found error trace [2021-08-26 08:43:47,206 INFO L512 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, 1, 1] [2021-08-26 08:43:47,206 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-08-26 08:43:47,206 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-26 08:43:47,206 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-26 08:43:47,206 INFO L82 PathProgramCache]: Analyzing trace with hash -1862038981, now seen corresponding path program 1 times [2021-08-26 08:43:47,206 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-26 08:43:47,206 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [928715951] [2021-08-26 08:43:47,206 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-26 08:43:47,207 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-26 08:43:47,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:43:47,245 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-26 08:43:47,245 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-26 08:43:47,245 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [928715951] [2021-08-26 08:43:47,245 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [928715951] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-26 08:43:47,246 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-26 08:43:47,246 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-08-26 08:43:47,246 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1183290517] [2021-08-26 08:43:47,246 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-08-26 08:43:47,246 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-26 08:43:47,246 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-08-26 08:43:47,247 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-08-26 08:43:47,247 INFO L87 Difference]: Start difference. First operand 246 states and 321 transitions. Second operand has 6 states, 6 states have (on average 6.333333333333333) internal successors, (38), 6 states have internal predecessors, (38), 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) [2021-08-26 08:43:47,421 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-26 08:43:47,421 INFO L93 Difference]: Finished difference Result 773 states and 1003 transitions. [2021-08-26 08:43:47,421 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-08-26 08:43:47,421 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 6.333333333333333) internal successors, (38), 6 states have internal predecessors, (38), 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) Word has length 38 [2021-08-26 08:43:47,421 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-26 08:43:47,422 INFO L225 Difference]: With dead ends: 773 [2021-08-26 08:43:47,422 INFO L226 Difference]: Without dead ends: 534 [2021-08-26 08:43:47,423 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 26 ImplicationChecksByTransitivity, 52.7ms TimeCoverageRelationStatistics Valid=60, Invalid=122, Unknown=0, NotChecked=0, Total=182 [2021-08-26 08:43:47,423 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 534 states. [2021-08-26 08:43:47,433 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 534 to 246. [2021-08-26 08:43:47,434 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 246 states, 245 states have (on average 1.2857142857142858) internal successors, (315), 245 states have internal predecessors, (315), 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) [2021-08-26 08:43:47,434 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 246 states to 246 states and 315 transitions. [2021-08-26 08:43:47,434 INFO L78 Accepts]: Start accepts. Automaton has 246 states and 315 transitions. Word has length 38 [2021-08-26 08:43:47,435 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-26 08:43:47,435 INFO L470 AbstractCegarLoop]: Abstraction has 246 states and 315 transitions. [2021-08-26 08:43:47,435 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 6.333333333333333) internal successors, (38), 6 states have internal predecessors, (38), 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) [2021-08-26 08:43:47,435 INFO L276 IsEmpty]: Start isEmpty. Operand 246 states and 315 transitions. [2021-08-26 08:43:47,435 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-08-26 08:43:47,436 INFO L504 BasicCegarLoop]: Found error trace [2021-08-26 08:43:47,436 INFO L512 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 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, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-26 08:43:47,436 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2021-08-26 08:43:47,436 INFO L402 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-26 08:43:47,436 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-26 08:43:47,436 INFO L82 PathProgramCache]: Analyzing trace with hash -2006064489, now seen corresponding path program 1 times [2021-08-26 08:43:47,436 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-26 08:43:47,436 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [540502114] [2021-08-26 08:43:47,437 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-26 08:43:47,437 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-26 08:43:47,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:43:47,480 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-08-26 08:43:47,480 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-26 08:43:47,480 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [540502114] [2021-08-26 08:43:47,480 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [540502114] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-26 08:43:47,480 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-26 08:43:47,480 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-08-26 08:43:47,480 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [858322892] [2021-08-26 08:43:47,481 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-08-26 08:43:47,481 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-26 08:43:47,481 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-08-26 08:43:47,481 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-08-26 08:43:47,481 INFO L87 Difference]: Start difference. First operand 246 states and 315 transitions. Second operand has 6 states, 6 states have (on average 9.833333333333334) internal successors, (59), 6 states have internal predecessors, (59), 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) [2021-08-26 08:43:47,626 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-26 08:43:47,627 INFO L93 Difference]: Finished difference Result 576 states and 739 transitions. [2021-08-26 08:43:47,627 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-08-26 08:43:47,627 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 9.833333333333334) internal successors, (59), 6 states have internal predecessors, (59), 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) Word has length 63 [2021-08-26 08:43:47,627 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-26 08:43:47,627 INFO L225 Difference]: With dead ends: 576 [2021-08-26 08:43:47,627 INFO L226 Difference]: Without dead ends: 0 [2021-08-26 08:43:47,628 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 42.3ms TimeCoverageRelationStatistics Valid=46, Invalid=86, Unknown=0, NotChecked=0, Total=132 [2021-08-26 08:43:47,628 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-08-26 08:43:47,628 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-08-26 08:43:47,628 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) [2021-08-26 08:43:47,628 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-08-26 08:43:47,628 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 63 [2021-08-26 08:43:47,628 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-26 08:43:47,628 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-08-26 08:43:47,629 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 9.833333333333334) internal successors, (59), 6 states have internal predecessors, (59), 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) [2021-08-26 08:43:47,629 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-08-26 08:43:47,629 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-08-26 08:43:47,630 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION [2021-08-26 08:43:47,631 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION [2021-08-26 08:43:47,631 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION [2021-08-26 08:43:47,631 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2021-08-26 08:43:47,632 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-08-26 08:43:47,638 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:43:47,641 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:43:47,642 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:43:47,643 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:43:47,643 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:43:47,666 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:43:47,666 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:43:47,687 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:43:47,688 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:43:47,694 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:43:47,696 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:43:47,697 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:43:47,734 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:43:47,735 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:43:47,735 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:43:47,826 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:43:47,827 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:43:47,827 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:43:47,828 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:43:47,828 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:43:47,829 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:43:47,829 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:43:47,830 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:43:47,830 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:43:47,831 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:43:47,831 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:43:47,832 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:43:47,832 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:43:47,832 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:43:47,833 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:43:47,833 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:43:47,834 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:43:47,834 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:43:47,839 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:43:47,938 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:43:47,942 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:43:47,943 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:43:47,943 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:43:47,944 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:43:47,944 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:43:47,945 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:43:47,946 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:43:47,946 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:43:47,947 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:43:47,951 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:43:47,952 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:43:47,952 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:43:47,953 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:43:47,954 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:43:47,957 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:43:48,033 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:43:48,034 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:43:48,035 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:43:48,035 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:43:48,036 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:43:48,036 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:43:48,036 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:43:48,038 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:43:48,039 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:43:48,039 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:43:48,040 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:43:48,040 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:43:48,040 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:43:48,041 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:43:48,073 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:43:48,088 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:43:48,089 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:43:48,090 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:43:48,090 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:43:48,091 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:43:48,091 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:43:48,091 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:43:48,093 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:43:48,094 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:43:48,095 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:43:48,097 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:43:48,097 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:43:48,099 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:43:48,099 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:43:48,099 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:43:48,146 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:43:48,147 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:43:48,150 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:43:48,150 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:43:48,150 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:43:48,151 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:43:48,157 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:43:48,220 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:43:48,222 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:43:48,222 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:43:48,223 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:43:50,232 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 559) no Hoare annotation was computed. [2021-08-26 08:43:50,232 INFO L857 garLoopResultBuilder]: For program point L699(lines 699 703) no Hoare annotation was computed. [2021-08-26 08:43:50,232 INFO L853 garLoopResultBuilder]: At program point L767(lines 762 770) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0)) [2021-08-26 08:43:50,233 INFO L853 garLoopResultBuilder]: At program point L767-1(lines 762 770) the Hoare annotation is: false [2021-08-26 08:43:50,233 INFO L853 garLoopResultBuilder]: At program point L767-2(lines 762 770) the Hoare annotation is: false [2021-08-26 08:43:50,233 INFO L853 garLoopResultBuilder]: At program point L767-3(lines 762 770) the Hoare annotation is: false [2021-08-26 08:43:50,233 INFO L853 garLoopResultBuilder]: At program point L767-4(lines 762 770) the Hoare annotation is: false [2021-08-26 08:43:50,233 INFO L853 garLoopResultBuilder]: At program point L767-5(lines 762 770) the Hoare annotation is: false [2021-08-26 08:43:50,233 INFO L857 garLoopResultBuilder]: For program point L901(lines 901 907) no Hoare annotation was computed. [2021-08-26 08:43:50,233 INFO L857 garLoopResultBuilder]: For program point L901-2(lines 901 907) no Hoare annotation was computed. [2021-08-26 08:43:50,233 INFO L857 garLoopResultBuilder]: For program point L901-4(lines 901 907) no Hoare annotation was computed. [2021-08-26 08:43:50,233 INFO L857 garLoopResultBuilder]: For program point L901-6(lines 901 907) no Hoare annotation was computed. [2021-08-26 08:43:50,233 INFO L857 garLoopResultBuilder]: For program point L901-8(lines 901 907) no Hoare annotation was computed. [2021-08-26 08:43:50,234 INFO L857 garLoopResultBuilder]: For program point L901-10(lines 901 907) no Hoare annotation was computed. [2021-08-26 08:43:50,234 INFO L857 garLoopResultBuilder]: For program point L901-12(lines 901 907) no Hoare annotation was computed. [2021-08-26 08:43:50,234 INFO L857 garLoopResultBuilder]: For program point L901-14(lines 901 907) no Hoare annotation was computed. [2021-08-26 08:43:50,234 INFO L857 garLoopResultBuilder]: For program point L901-16(lines 901 907) no Hoare annotation was computed. [2021-08-26 08:43:50,234 INFO L857 garLoopResultBuilder]: For program point L901-18(lines 901 907) no Hoare annotation was computed. [2021-08-26 08:43:50,234 INFO L857 garLoopResultBuilder]: For program point L901-20(lines 901 907) no Hoare annotation was computed. [2021-08-26 08:43:50,234 INFO L857 garLoopResultBuilder]: For program point L175(lines 175 182) no Hoare annotation was computed. [2021-08-26 08:43:50,234 INFO L857 garLoopResultBuilder]: For program point L901-22(lines 901 907) no Hoare annotation was computed. [2021-08-26 08:43:50,234 INFO L860 garLoopResultBuilder]: At program point L175-1(lines 175 182) the Hoare annotation is: true [2021-08-26 08:43:50,235 INFO L857 garLoopResultBuilder]: For program point L639(lines 639 650) no Hoare annotation was computed. [2021-08-26 08:43:50,235 INFO L857 garLoopResultBuilder]: For program point L839(lines 839 856) no Hoare annotation was computed. [2021-08-26 08:43:50,235 INFO L857 garLoopResultBuilder]: For program point L839-1(lines 839 856) no Hoare annotation was computed. [2021-08-26 08:43:50,235 INFO L857 garLoopResultBuilder]: For program point L839-2(lines 839 856) no Hoare annotation was computed. [2021-08-26 08:43:50,235 INFO L857 garLoopResultBuilder]: For program point L839-3(lines 839 856) no Hoare annotation was computed. [2021-08-26 08:43:50,235 INFO L857 garLoopResultBuilder]: For program point L839-4(lines 839 856) no Hoare annotation was computed. [2021-08-26 08:43:50,235 INFO L857 garLoopResultBuilder]: For program point L839-5(lines 839 856) no Hoare annotation was computed. [2021-08-26 08:43:50,235 INFO L857 garLoopResultBuilder]: For program point L843(lines 843 851) no Hoare annotation was computed. [2021-08-26 08:43:50,235 INFO L857 garLoopResultBuilder]: For program point L843-1(lines 843 851) no Hoare annotation was computed. [2021-08-26 08:43:50,235 INFO L857 garLoopResultBuilder]: For program point L843-2(lines 843 851) no Hoare annotation was computed. [2021-08-26 08:43:50,236 INFO L857 garLoopResultBuilder]: For program point L843-3(lines 843 851) no Hoare annotation was computed. [2021-08-26 08:43:50,236 INFO L857 garLoopResultBuilder]: For program point L843-4(lines 843 851) no Hoare annotation was computed. [2021-08-26 08:43:50,236 INFO L857 garLoopResultBuilder]: For program point L843-5(lines 843 851) no Hoare annotation was computed. [2021-08-26 08:43:50,236 INFO L857 garLoopResultBuilder]: For program point L645(lines 645 649) no Hoare annotation was computed. [2021-08-26 08:43:50,236 INFO L857 garLoopResultBuilder]: For program point L645-2(lines 781 787) no Hoare annotation was computed. [2021-08-26 08:43:50,236 INFO L853 garLoopResultBuilder]: At program point L51(lines 46 53) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~waterLevel~0 1)) [2021-08-26 08:43:50,236 INFO L853 garLoopResultBuilder]: At program point L712(lines 707 715) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse1 (= 1 ~systemActive~0))) (or (and .cse0 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) (= ~methaneLevelCritical~0 0) .cse1) (and .cse0 .cse1 (= ~methaneLevelCritical~0 1) (= |ULTIMATE.start_isMethaneLevelCritical_#res| 1)))) [2021-08-26 08:43:50,236 INFO L853 garLoopResultBuilder]: At program point L712-1(lines 707 715) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0) (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0)) [2021-08-26 08:43:50,237 INFO L853 garLoopResultBuilder]: At program point L712-2(lines 707 715) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0) (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0)) [2021-08-26 08:43:50,237 INFO L853 garLoopResultBuilder]: At program point L712-3(lines 707 715) the Hoare annotation is: false [2021-08-26 08:43:50,237 INFO L853 garLoopResultBuilder]: At program point L712-4(lines 707 715) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse1 (= ~pumpRunning~0 0)) (.cse2 (= 1 ~systemActive~0))) (or (and .cse0 .cse1 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) (= ~methaneLevelCritical~0 0) .cse2) (and .cse0 .cse1 .cse2 (= ~methaneLevelCritical~0 1) (= |ULTIMATE.start_isMethaneLevelCritical_#res| 1)))) [2021-08-26 08:43:50,237 INFO L853 garLoopResultBuilder]: At program point L712-5(lines 707 715) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse1 (= 1 ~systemActive~0))) (or (and .cse0 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) (= ~methaneLevelCritical~0 0) .cse1) (and .cse0 (= ~pumpRunning~0 0) .cse1 (= ~methaneLevelCritical~0 1) (= |ULTIMATE.start_isMethaneLevelCritical_#res| 1)))) [2021-08-26 08:43:50,237 INFO L853 garLoopResultBuilder]: At program point L712-6(lines 707 715) the Hoare annotation is: false [2021-08-26 08:43:50,237 INFO L853 garLoopResultBuilder]: At program point L712-7(lines 707 715) the Hoare annotation is: false [2021-08-26 08:43:50,237 INFO L853 garLoopResultBuilder]: At program point L712-8(lines 707 715) the Hoare annotation is: false [2021-08-26 08:43:50,237 INFO L853 garLoopResultBuilder]: At program point L712-9(lines 707 715) the Hoare annotation is: false [2021-08-26 08:43:50,237 INFO L853 garLoopResultBuilder]: At program point L712-10(lines 707 715) the Hoare annotation is: false [2021-08-26 08:43:50,238 INFO L853 garLoopResultBuilder]: At program point L712-11(lines 707 715) the Hoare annotation is: false [2021-08-26 08:43:50,238 INFO L853 garLoopResultBuilder]: At program point L712-12(lines 707 715) the Hoare annotation is: false [2021-08-26 08:43:50,238 INFO L853 garLoopResultBuilder]: At program point L712-13(lines 707 715) the Hoare annotation is: false [2021-08-26 08:43:50,238 INFO L853 garLoopResultBuilder]: At program point L712-14(lines 707 715) the Hoare annotation is: false [2021-08-26 08:43:50,238 INFO L853 garLoopResultBuilder]: At program point L712-15(lines 707 715) the Hoare annotation is: false [2021-08-26 08:43:50,238 INFO L853 garLoopResultBuilder]: At program point L712-16(lines 707 715) the Hoare annotation is: false [2021-08-26 08:43:50,238 INFO L860 garLoopResultBuilder]: At program point L184(lines 165 187) the Hoare annotation is: true [2021-08-26 08:43:50,238 INFO L853 garLoopResultBuilder]: At program point L712-17(lines 707 715) the Hoare annotation is: false [2021-08-26 08:43:50,239 INFO L853 garLoopResultBuilder]: At program point L781(lines 780 799) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse1 (= 1 ~systemActive~0))) (or (and .cse0 (= ~methaneLevelCritical~0 0) .cse1) (and .cse0 .cse1 (= ~methaneLevelCritical~0 1)))) [2021-08-26 08:43:50,239 INFO L857 garLoopResultBuilder]: For program point L781-1(lines 781 787) no Hoare annotation was computed. [2021-08-26 08:43:50,239 INFO L853 garLoopResultBuilder]: At program point L781-2(lines 780 799) the Hoare annotation is: false [2021-08-26 08:43:50,239 INFO L853 garLoopResultBuilder]: At program point L781-3(lines 780 799) the Hoare annotation is: false [2021-08-26 08:43:50,239 INFO L853 garLoopResultBuilder]: At program point L586(lines 1 1012) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~waterLevel~0 1)) [2021-08-26 08:43:50,239 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-08-26 08:43:50,239 INFO L857 garLoopResultBuilder]: For program point L984(lines 984 988) no Hoare annotation was computed. [2021-08-26 08:43:50,239 INFO L857 garLoopResultBuilder]: For program point L984-2(lines 984 988) no Hoare annotation was computed. [2021-08-26 08:43:50,239 INFO L857 garLoopResultBuilder]: For program point L984-3(lines 984 988) no Hoare annotation was computed. [2021-08-26 08:43:50,239 INFO L857 garLoopResultBuilder]: For program point L984-5(lines 984 988) no Hoare annotation was computed. [2021-08-26 08:43:50,240 INFO L857 garLoopResultBuilder]: For program point L984-6(lines 984 988) no Hoare annotation was computed. [2021-08-26 08:43:50,240 INFO L857 garLoopResultBuilder]: For program point L984-8(lines 984 988) no Hoare annotation was computed. [2021-08-26 08:43:50,240 INFO L857 garLoopResultBuilder]: For program point L984-9(lines 984 988) no Hoare annotation was computed. [2021-08-26 08:43:50,240 INFO L857 garLoopResultBuilder]: For program point L984-11(lines 984 988) no Hoare annotation was computed. [2021-08-26 08:43:50,240 INFO L857 garLoopResultBuilder]: For program point L984-12(lines 984 988) no Hoare annotation was computed. [2021-08-26 08:43:50,240 INFO L857 garLoopResultBuilder]: For program point L984-14(lines 984 988) no Hoare annotation was computed. [2021-08-26 08:43:50,240 INFO L857 garLoopResultBuilder]: For program point L984-15(lines 984 988) no Hoare annotation was computed. [2021-08-26 08:43:50,240 INFO L857 garLoopResultBuilder]: For program point L984-17(lines 984 988) no Hoare annotation was computed. [2021-08-26 08:43:50,240 INFO L857 garLoopResultBuilder]: For program point L984-18(lines 984 988) no Hoare annotation was computed. [2021-08-26 08:43:50,240 INFO L857 garLoopResultBuilder]: For program point L984-20(lines 984 988) no Hoare annotation was computed. [2021-08-26 08:43:50,241 INFO L857 garLoopResultBuilder]: For program point L984-21(lines 984 988) no Hoare annotation was computed. [2021-08-26 08:43:50,241 INFO L857 garLoopResultBuilder]: For program point L984-23(lines 984 988) no Hoare annotation was computed. [2021-08-26 08:43:50,241 INFO L857 garLoopResultBuilder]: For program point L984-24(lines 984 988) no Hoare annotation was computed. [2021-08-26 08:43:50,241 INFO L857 garLoopResultBuilder]: For program point L984-26(lines 984 988) no Hoare annotation was computed. [2021-08-26 08:43:50,241 INFO L857 garLoopResultBuilder]: For program point L984-27(lines 984 988) no Hoare annotation was computed. [2021-08-26 08:43:50,241 INFO L857 garLoopResultBuilder]: For program point L984-29(lines 984 988) no Hoare annotation was computed. [2021-08-26 08:43:50,241 INFO L857 garLoopResultBuilder]: For program point L984-30(lines 984 988) no Hoare annotation was computed. [2021-08-26 08:43:50,241 INFO L857 garLoopResultBuilder]: For program point L984-32(lines 984 988) no Hoare annotation was computed. [2021-08-26 08:43:50,241 INFO L857 garLoopResultBuilder]: For program point L984-33(lines 984 988) no Hoare annotation was computed. [2021-08-26 08:43:50,241 INFO L857 garLoopResultBuilder]: For program point L984-35(lines 984 988) no Hoare annotation was computed. [2021-08-26 08:43:50,242 INFO L853 garLoopResultBuilder]: At program point L655(lines 608 656) the Hoare annotation is: false [2021-08-26 08:43:50,242 INFO L853 garLoopResultBuilder]: At program point L788(lines 788 794) the Hoare annotation is: (let ((.cse1 (= ~methaneLevelCritical~0 0)) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse3 (= ~pumpRunning~0 0)) (.cse2 (= 1 ~systemActive~0))) (or (and .cse0 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) .cse1 .cse2) (and .cse0 .cse3 .cse1 .cse2) (and .cse0 .cse3 .cse2 (= ~methaneLevelCritical~0 1)))) [2021-08-26 08:43:50,242 INFO L853 garLoopResultBuilder]: At program point L788-1(lines 788 794) the Hoare annotation is: false [2021-08-26 08:43:50,242 INFO L853 garLoopResultBuilder]: At program point L788-2(lines 788 794) the Hoare annotation is: false [2021-08-26 08:43:50,242 INFO L857 garLoopResultBuilder]: For program point L62(lines 62 79) no Hoare annotation was computed. [2021-08-26 08:43:50,242 INFO L853 garLoopResultBuilder]: At program point L62-1(lines 1 1012) the Hoare annotation is: (let ((.cse1 (= ~pumpRunning~0 0)) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse2 (= ~methaneLevelCritical~0 0)) (.cse3 (= 1 ~systemActive~0))) (or (and .cse0 .cse1 .cse2 .cse3) (and .cse0 .cse1 .cse3 (= ~methaneLevelCritical~0 1) (= |ULTIMATE.start_isMethaneLevelCritical_#res| 1)) (and .cse0 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) .cse2 .cse3 (= ULTIMATE.start___utac_acc__Specification2_spec__2_~tmp~0 0)))) [2021-08-26 08:43:50,242 INFO L857 garLoopResultBuilder]: For program point L62-2(lines 62 79) no Hoare annotation was computed. [2021-08-26 08:43:50,242 INFO L853 garLoopResultBuilder]: At program point L62-3(lines 1 1012) the Hoare annotation is: false [2021-08-26 08:43:50,242 INFO L857 garLoopResultBuilder]: For program point L62-4(lines 62 79) no Hoare annotation was computed. [2021-08-26 08:43:50,243 INFO L853 garLoopResultBuilder]: At program point L62-5(lines 1 1012) the Hoare annotation is: false [2021-08-26 08:43:50,243 INFO L857 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2021-08-26 08:43:50,243 INFO L853 garLoopResultBuilder]: At program point L990(lines 975 993) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0) (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0)) [2021-08-26 08:43:50,243 INFO L853 garLoopResultBuilder]: At program point L990-1(lines 975 993) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0) (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0)) [2021-08-26 08:43:50,243 INFO L853 garLoopResultBuilder]: At program point L990-2(lines 975 993) the Hoare annotation is: false [2021-08-26 08:43:50,243 INFO L853 garLoopResultBuilder]: At program point L990-3(lines 975 993) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse1 (= ~pumpRunning~0 0)) (.cse2 (= 1 ~systemActive~0))) (or (and .cse0 .cse1 (= ~methaneLevelCritical~0 0) .cse2) (and .cse0 .cse1 .cse2 (= ~methaneLevelCritical~0 1)))) [2021-08-26 08:43:50,243 INFO L853 garLoopResultBuilder]: At program point L990-4(lines 975 993) the Hoare annotation is: false [2021-08-26 08:43:50,243 INFO L853 garLoopResultBuilder]: At program point L990-5(lines 975 993) the Hoare annotation is: false [2021-08-26 08:43:50,244 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 559) no Hoare annotation was computed. [2021-08-26 08:43:50,244 INFO L853 garLoopResultBuilder]: At program point L990-6(lines 975 993) the Hoare annotation is: false [2021-08-26 08:43:50,244 INFO L853 garLoopResultBuilder]: At program point L990-7(lines 975 993) the Hoare annotation is: false [2021-08-26 08:43:50,244 INFO L853 garLoopResultBuilder]: At program point L990-8(lines 975 993) the Hoare annotation is: false [2021-08-26 08:43:50,244 INFO L853 garLoopResultBuilder]: At program point L990-9(lines 975 993) the Hoare annotation is: false [2021-08-26 08:43:50,244 INFO L853 garLoopResultBuilder]: At program point L990-10(lines 975 993) the Hoare annotation is: false [2021-08-26 08:43:50,244 INFO L853 garLoopResultBuilder]: At program point L990-11(lines 975 993) the Hoare annotation is: false [2021-08-26 08:43:50,244 INFO L853 garLoopResultBuilder]: At program point L594(lines 589 597) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~waterLevel~0 1)) [2021-08-26 08:43:50,244 INFO L857 garLoopResultBuilder]: For program point L66(lines 66 76) no Hoare annotation was computed. [2021-08-26 08:43:50,244 INFO L857 garLoopResultBuilder]: For program point L66-2(lines 66 76) no Hoare annotation was computed. [2021-08-26 08:43:50,245 INFO L857 garLoopResultBuilder]: For program point L66-4(lines 66 76) no Hoare annotation was computed. [2021-08-26 08:43:50,245 INFO L857 garLoopResultBuilder]: For program point L67(lines 67 73) no Hoare annotation was computed. [2021-08-26 08:43:50,245 INFO L857 garLoopResultBuilder]: For program point L67-2(lines 67 73) no Hoare annotation was computed. [2021-08-26 08:43:50,245 INFO L857 garLoopResultBuilder]: For program point L67-4(lines 67 73) no Hoare annotation was computed. [2021-08-26 08:43:50,245 INFO L853 garLoopResultBuilder]: At program point L926(lines 919 929) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse1 (= 1 ~systemActive~0))) (or (and .cse0 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) (= ~methaneLevelCritical~0 0) .cse1) (and .cse0 .cse1 (= |ULTIMATE.start_isMethaneAlarm_#res| 1) (= ~methaneLevelCritical~0 1) (= |ULTIMATE.start_isMethaneLevelCritical_#res| 1)))) [2021-08-26 08:43:50,245 INFO L853 garLoopResultBuilder]: At program point L926-1(lines 919 929) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0) (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0)) [2021-08-26 08:43:50,245 INFO L853 garLoopResultBuilder]: At program point L926-2(lines 919 929) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0) (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0)) [2021-08-26 08:43:50,245 INFO L853 garLoopResultBuilder]: At program point L926-3(lines 919 929) the Hoare annotation is: false [2021-08-26 08:43:50,245 INFO L853 garLoopResultBuilder]: At program point L926-4(lines 919 929) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse1 (= ~pumpRunning~0 0)) (.cse2 (= 1 ~systemActive~0))) (or (and .cse0 .cse1 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) (= ~methaneLevelCritical~0 0) .cse2) (and .cse0 .cse1 .cse2 (= |ULTIMATE.start_isMethaneAlarm_#res| 1) (= ~methaneLevelCritical~0 1) (= |ULTIMATE.start_isMethaneLevelCritical_#res| 1)))) [2021-08-26 08:43:50,246 INFO L853 garLoopResultBuilder]: At program point L926-5(lines 919 929) the Hoare annotation is: false [2021-08-26 08:43:50,246 INFO L853 garLoopResultBuilder]: At program point L926-6(lines 919 929) the Hoare annotation is: false [2021-08-26 08:43:50,246 INFO L853 garLoopResultBuilder]: At program point L926-7(lines 919 929) the Hoare annotation is: false [2021-08-26 08:43:50,246 INFO L853 garLoopResultBuilder]: At program point L926-8(lines 919 929) the Hoare annotation is: false [2021-08-26 08:43:50,246 INFO L853 garLoopResultBuilder]: At program point L926-9(lines 919 929) the Hoare annotation is: false [2021-08-26 08:43:50,246 INFO L853 garLoopResultBuilder]: At program point L926-10(lines 919 929) the Hoare annotation is: false [2021-08-26 08:43:50,246 INFO L853 garLoopResultBuilder]: At program point L926-11(lines 919 929) the Hoare annotation is: false [2021-08-26 08:43:50,246 INFO L853 garLoopResultBuilder]: At program point L926-12(lines 919 929) the Hoare annotation is: false [2021-08-26 08:43:50,246 INFO L853 garLoopResultBuilder]: At program point L926-13(lines 919 929) the Hoare annotation is: false [2021-08-26 08:43:50,247 INFO L853 garLoopResultBuilder]: At program point L926-14(lines 919 929) the Hoare annotation is: false [2021-08-26 08:43:50,247 INFO L857 garLoopResultBuilder]: For program point L865(lines 865 882) no Hoare annotation was computed. [2021-08-26 08:43:50,247 INFO L857 garLoopResultBuilder]: For program point L865-1(lines 865 882) no Hoare annotation was computed. [2021-08-26 08:43:50,247 INFO L857 garLoopResultBuilder]: For program point L865-2(lines 865 882) no Hoare annotation was computed. [2021-08-26 08:43:50,247 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 559) no Hoare annotation was computed. [2021-08-26 08:43:50,247 INFO L853 garLoopResultBuilder]: At program point L935(lines 930 938) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0) (= |ULTIMATE.start_isPumpRunning_#res| 0) (= 1 ~systemActive~0) (= ~methaneLevelCritical~0 1) (= |ULTIMATE.start_isMethaneLevelCritical_#res| 1)) [2021-08-26 08:43:50,247 INFO L853 garLoopResultBuilder]: At program point L935-1(lines 930 938) the Hoare annotation is: false [2021-08-26 08:43:50,247 INFO L857 garLoopResultBuilder]: For program point L869(lines 869 877) no Hoare annotation was computed. [2021-08-26 08:43:50,247 INFO L853 garLoopResultBuilder]: At program point L935-2(lines 930 938) the Hoare annotation is: false [2021-08-26 08:43:50,248 INFO L857 garLoopResultBuilder]: For program point L869-1(lines 869 877) no Hoare annotation was computed. [2021-08-26 08:43:50,248 INFO L857 garLoopResultBuilder]: For program point L869-2(lines 869 877) no Hoare annotation was computed. [2021-08-26 08:43:50,248 INFO L857 garLoopResultBuilder]: For program point L1003(lines 1003 1007) no Hoare annotation was computed. [2021-08-26 08:43:50,248 INFO L857 garLoopResultBuilder]: For program point L1003-2(lines 1003 1007) no Hoare annotation was computed. [2021-08-26 08:43:50,248 INFO L857 garLoopResultBuilder]: For program point L1003-3(lines 1003 1007) no Hoare annotation was computed. [2021-08-26 08:43:50,248 INFO L857 garLoopResultBuilder]: For program point L1003-5(lines 1003 1007) no Hoare annotation was computed. [2021-08-26 08:43:50,248 INFO L857 garLoopResultBuilder]: For program point L1003-6(lines 1003 1007) no Hoare annotation was computed. [2021-08-26 08:43:50,248 INFO L857 garLoopResultBuilder]: For program point L1003-8(lines 1003 1007) no Hoare annotation was computed. [2021-08-26 08:43:50,248 INFO L857 garLoopResultBuilder]: For program point L1003-9(lines 1003 1007) no Hoare annotation was computed. [2021-08-26 08:43:50,248 INFO L857 garLoopResultBuilder]: For program point L1003-11(lines 1003 1007) no Hoare annotation was computed. [2021-08-26 08:43:50,249 INFO L857 garLoopResultBuilder]: For program point L1003-12(lines 1003 1007) no Hoare annotation was computed. [2021-08-26 08:43:50,249 INFO L857 garLoopResultBuilder]: For program point L1003-14(lines 1003 1007) no Hoare annotation was computed. [2021-08-26 08:43:50,249 INFO L857 garLoopResultBuilder]: For program point L1003-15(lines 1003 1007) no Hoare annotation was computed. [2021-08-26 08:43:50,249 INFO L857 garLoopResultBuilder]: For program point L1003-17(lines 1003 1007) no Hoare annotation was computed. [2021-08-26 08:43:50,249 INFO L857 garLoopResultBuilder]: For program point L675(lines 675 679) no Hoare annotation was computed. [2021-08-26 08:43:50,249 INFO L857 garLoopResultBuilder]: For program point L675-3(lines 675 679) no Hoare annotation was computed. [2021-08-26 08:43:50,249 INFO L857 garLoopResultBuilder]: For program point L675-6(lines 675 679) no Hoare annotation was computed. [2021-08-26 08:43:50,249 INFO L853 garLoopResultBuilder]: At program point L147(lines 143 149) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~waterLevel~0 1)) [2021-08-26 08:43:50,249 INFO L857 garLoopResultBuilder]: For program point L610(lines 609 654) no Hoare annotation was computed. [2021-08-26 08:43:50,249 INFO L857 garLoopResultBuilder]: For program point L611(lines 611 615) no Hoare annotation was computed. [2021-08-26 08:43:50,250 INFO L853 garLoopResultBuilder]: At program point L1009(lines 994 1012) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0)) [2021-08-26 08:43:50,250 INFO L853 garLoopResultBuilder]: At program point L1009-1(lines 994 1012) the Hoare annotation is: false [2021-08-26 08:43:50,250 INFO L853 garLoopResultBuilder]: At program point L1009-2(lines 994 1012) the Hoare annotation is: false [2021-08-26 08:43:50,250 INFO L853 garLoopResultBuilder]: At program point L1009-3(lines 994 1012) the Hoare annotation is: false [2021-08-26 08:43:50,250 INFO L853 garLoopResultBuilder]: At program point L1009-4(lines 994 1012) the Hoare annotation is: false [2021-08-26 08:43:50,250 INFO L853 garLoopResultBuilder]: At program point L1009-5(lines 994 1012) the Hoare annotation is: false [2021-08-26 08:43:50,250 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-08-26 08:43:50,250 INFO L857 garLoopResultBuilder]: For program point L813(lines 813 830) no Hoare annotation was computed. [2021-08-26 08:43:50,250 INFO L857 garLoopResultBuilder]: For program point L813-1(lines 813 830) no Hoare annotation was computed. [2021-08-26 08:43:50,251 INFO L857 garLoopResultBuilder]: For program point L813-2(lines 813 830) no Hoare annotation was computed. [2021-08-26 08:43:50,251 INFO L857 garLoopResultBuilder]: For program point L813-3(lines 813 830) no Hoare annotation was computed. [2021-08-26 08:43:50,251 INFO L857 garLoopResultBuilder]: For program point L813-4(lines 813 830) no Hoare annotation was computed. [2021-08-26 08:43:50,251 INFO L857 garLoopResultBuilder]: For program point L813-5(lines 813 830) no Hoare annotation was computed. [2021-08-26 08:43:50,251 INFO L857 garLoopResultBuilder]: For program point L813-6(lines 813 830) no Hoare annotation was computed. [2021-08-26 08:43:50,251 INFO L857 garLoopResultBuilder]: For program point L813-7(lines 813 830) no Hoare annotation was computed. [2021-08-26 08:43:50,251 INFO L857 garLoopResultBuilder]: For program point L813-8(lines 813 830) no Hoare annotation was computed. [2021-08-26 08:43:50,251 INFO L857 garLoopResultBuilder]: For program point L813-9(lines 813 830) no Hoare annotation was computed. [2021-08-26 08:43:50,251 INFO L857 garLoopResultBuilder]: For program point L813-10(lines 813 830) no Hoare annotation was computed. [2021-08-26 08:43:50,251 INFO L857 garLoopResultBuilder]: For program point L813-11(lines 813 830) no Hoare annotation was computed. [2021-08-26 08:43:50,252 INFO L857 garLoopResultBuilder]: For program point L817(lines 817 825) no Hoare annotation was computed. [2021-08-26 08:43:50,252 INFO L857 garLoopResultBuilder]: For program point L817-1(lines 817 825) no Hoare annotation was computed. [2021-08-26 08:43:50,252 INFO L857 garLoopResultBuilder]: For program point L817-2(lines 817 825) no Hoare annotation was computed. [2021-08-26 08:43:50,252 INFO L857 garLoopResultBuilder]: For program point L817-3(lines 817 825) no Hoare annotation was computed. [2021-08-26 08:43:50,252 INFO L857 garLoopResultBuilder]: For program point L817-4(lines 817 825) no Hoare annotation was computed. [2021-08-26 08:43:50,252 INFO L857 garLoopResultBuilder]: For program point L817-5(lines 817 825) no Hoare annotation was computed. [2021-08-26 08:43:50,252 INFO L857 garLoopResultBuilder]: For program point L619(lines 619 625) no Hoare annotation was computed. [2021-08-26 08:43:50,252 INFO L857 garLoopResultBuilder]: For program point L817-6(lines 817 825) no Hoare annotation was computed. [2021-08-26 08:43:50,252 INFO L853 garLoopResultBuilder]: At program point L619-1(lines 619 625) the Hoare annotation is: (let ((.cse1 (= ~pumpRunning~0 0)) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse2 (= ~methaneLevelCritical~0 0)) (.cse3 (= 1 ~systemActive~0))) (or (and .cse0 .cse1 .cse2 .cse3) (and .cse0 .cse1 .cse3 (= ~methaneLevelCritical~0 1) (= |ULTIMATE.start_isMethaneLevelCritical_#res| 1)) (and .cse0 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) .cse2 .cse3 (= ULTIMATE.start___utac_acc__Specification2_spec__2_~tmp~0 0)))) [2021-08-26 08:43:50,252 INFO L857 garLoopResultBuilder]: For program point L817-7(lines 817 825) no Hoare annotation was computed. [2021-08-26 08:43:50,253 INFO L857 garLoopResultBuilder]: For program point L817-8(lines 817 825) no Hoare annotation was computed. [2021-08-26 08:43:50,253 INFO L857 garLoopResultBuilder]: For program point L817-9(lines 817 825) no Hoare annotation was computed. [2021-08-26 08:43:50,253 INFO L857 garLoopResultBuilder]: For program point L817-10(lines 817 825) no Hoare annotation was computed. [2021-08-26 08:43:50,253 INFO L857 garLoopResultBuilder]: For program point L817-11(lines 817 825) no Hoare annotation was computed. [2021-08-26 08:43:50,253 INFO L857 garLoopResultBuilder]: For program point L752(lines 752 758) no Hoare annotation was computed. [2021-08-26 08:43:50,253 INFO L857 garLoopResultBuilder]: For program point L752-1(lines 752 758) no Hoare annotation was computed. [2021-08-26 08:43:50,253 INFO L857 garLoopResultBuilder]: For program point L752-2(lines 752 758) no Hoare annotation was computed. [2021-08-26 08:43:50,253 INFO L857 garLoopResultBuilder]: For program point L752-3(lines 752 758) no Hoare annotation was computed. [2021-08-26 08:43:50,253 INFO L857 garLoopResultBuilder]: For program point L752-4(lines 752 758) no Hoare annotation was computed. [2021-08-26 08:43:50,253 INFO L857 garLoopResultBuilder]: For program point L752-5(lines 752 758) no Hoare annotation was computed. [2021-08-26 08:43:50,254 INFO L857 garLoopResultBuilder]: For program point L752-6(lines 752 758) no Hoare annotation was computed. [2021-08-26 08:43:50,254 INFO L857 garLoopResultBuilder]: For program point L752-7(lines 752 758) no Hoare annotation was computed. [2021-08-26 08:43:50,254 INFO L857 garLoopResultBuilder]: For program point L752-8(lines 752 758) no Hoare annotation was computed. [2021-08-26 08:43:50,254 INFO L857 garLoopResultBuilder]: For program point L752-9(lines 752 758) no Hoare annotation was computed. [2021-08-26 08:43:50,254 INFO L857 garLoopResultBuilder]: For program point L752-10(lines 752 758) no Hoare annotation was computed. [2021-08-26 08:43:50,254 INFO L857 garLoopResultBuilder]: For program point L752-11(lines 752 758) no Hoare annotation was computed. [2021-08-26 08:43:50,254 INFO L857 garLoopResultBuilder]: For program point L687(lines 687 691) no Hoare annotation was computed. [2021-08-26 08:43:50,254 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-08-26 08:43:50,254 INFO L853 garLoopResultBuilder]: At program point L96-2(lines 96 110) the Hoare annotation is: false [2021-08-26 08:43:50,255 INFO L853 garLoopResultBuilder]: At program point L757(lines 748 761) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0) (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0)) [2021-08-26 08:43:50,255 INFO L853 garLoopResultBuilder]: At program point L757-1(lines 748 761) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0) (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0)) [2021-08-26 08:43:50,255 INFO L853 garLoopResultBuilder]: At program point L757-2(lines 748 761) the Hoare annotation is: false [2021-08-26 08:43:50,255 INFO L853 garLoopResultBuilder]: At program point L757-3(lines 748 761) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse1 (= ~pumpRunning~0 0)) (.cse2 (= 1 ~systemActive~0))) (or (and .cse0 .cse1 (= ~methaneLevelCritical~0 0) .cse2) (and .cse0 .cse1 .cse2 (= ~methaneLevelCritical~0 1)))) [2021-08-26 08:43:50,255 INFO L853 garLoopResultBuilder]: At program point L757-4(lines 748 761) the Hoare annotation is: false [2021-08-26 08:43:50,255 INFO L853 garLoopResultBuilder]: At program point L757-5(lines 748 761) the Hoare annotation is: false [2021-08-26 08:43:50,255 INFO L857 garLoopResultBuilder]: For program point L559(line 559) no Hoare annotation was computed. [2021-08-26 08:43:50,255 INFO L853 garLoopResultBuilder]: At program point L757-6(lines 748 761) the Hoare annotation is: false [2021-08-26 08:43:50,255 INFO L853 garLoopResultBuilder]: At program point L757-7(lines 748 761) the Hoare annotation is: false [2021-08-26 08:43:50,256 INFO L857 garLoopResultBuilder]: For program point L559-1(line 559) no Hoare annotation was computed. [2021-08-26 08:43:50,256 INFO L853 garLoopResultBuilder]: At program point L757-8(lines 748 761) the Hoare annotation is: false [2021-08-26 08:43:50,256 INFO L857 garLoopResultBuilder]: For program point L559-2(line 559) no Hoare annotation was computed. [2021-08-26 08:43:50,256 INFO L853 garLoopResultBuilder]: At program point L757-9(lines 748 761) the Hoare annotation is: false [2021-08-26 08:43:50,256 INFO L853 garLoopResultBuilder]: At program point L757-10(lines 748 761) the Hoare annotation is: false [2021-08-26 08:43:50,256 INFO L853 garLoopResultBuilder]: At program point L757-11(lines 748 761) the Hoare annotation is: false [2021-08-26 08:43:50,256 INFO L857 garLoopResultBuilder]: For program point L97(line 97) no Hoare annotation was computed. [2021-08-26 08:43:50,256 INFO L857 garLoopResultBuilder]: For program point L100(lines 100 104) no Hoare annotation was computed. [2021-08-26 08:43:50,256 INFO L857 garLoopResultBuilder]: For program point L100-1(lines 781 787) no Hoare annotation was computed. [2021-08-26 08:43:50,256 INFO L857 garLoopResultBuilder]: For program point L629(lines 629 635) no Hoare annotation was computed. [2021-08-26 08:43:50,257 INFO L853 garLoopResultBuilder]: At program point L629-1(lines 629 635) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse1 (= 1 ~systemActive~0))) (or (and .cse0 (= ~methaneLevelCritical~0 0) .cse1) (and .cse0 .cse1 (= ~methaneLevelCritical~0 1)))) [2021-08-26 08:43:50,259 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-08-26 08:43:50,275 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 26.08 08:43:50 BoogieIcfgContainer [2021-08-26 08:43:50,275 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-08-26 08:43:50,275 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-08-26 08:43:50,275 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-08-26 08:43:50,276 INFO L275 PluginConnector]: Witness Printer initialized [2021-08-26 08:43:50,276 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.08 08:43:46" (3/4) ... [2021-08-26 08:43:50,278 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-08-26 08:43:50,293 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 41 nodes and edges [2021-08-26 08:43:50,295 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2021-08-26 08:43:50,296 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2021-08-26 08:43:50,297 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2021-08-26 08:43:50,298 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-08-26 08:43:50,299 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-08-26 08:43:50,300 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-08-26 08:43:50,314 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((splverifierCounter == 0 && pumpRunning == 0) && methaneLevelCritical == 0) && 1 == systemActive) || ((((splverifierCounter == 0 && pumpRunning == 0) && 1 == systemActive) && methaneLevelCritical == 1) && \result == 1)) || ((((splverifierCounter == 0 && \result == 0) && methaneLevelCritical == 0) && 1 == systemActive) && tmp == 0) [2021-08-26 08:43:50,315 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((splverifierCounter == 0 && pumpRunning == 0) && methaneLevelCritical == 0) && 1 == systemActive) || ((((splverifierCounter == 0 && pumpRunning == 0) && 1 == systemActive) && methaneLevelCritical == 1) && \result == 1)) || ((((splverifierCounter == 0 && \result == 0) && methaneLevelCritical == 0) && 1 == systemActive) && tmp == 0) [2021-08-26 08:43:50,315 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((splverifierCounter == 0 && \result == 0) && methaneLevelCritical == 0) && 1 == systemActive) || (((splverifierCounter == 0 && pumpRunning == 0) && methaneLevelCritical == 0) && 1 == systemActive)) || (((splverifierCounter == 0 && pumpRunning == 0) && 1 == systemActive) && methaneLevelCritical == 1) [2021-08-26 08:43:50,316 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((splverifierCounter == 0 && \result == 0) && methaneLevelCritical == 0) && 1 == systemActive) || ((((splverifierCounter == 0 && pumpRunning == 0) && 1 == systemActive) && methaneLevelCritical == 1) && \result == 1) [2021-08-26 08:43:50,316 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((splverifierCounter == 0 && \result == 0) && methaneLevelCritical == 0) && 1 == systemActive) || (((splverifierCounter == 0 && 1 == systemActive) && methaneLevelCritical == 1) && \result == 1) [2021-08-26 08:43:50,317 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((splverifierCounter == 0 && \result == 0) && methaneLevelCritical == 0) && 1 == systemActive) || ((((splverifierCounter == 0 && 1 == systemActive) && \result == 1) && methaneLevelCritical == 1) && \result == 1) [2021-08-26 08:43:50,317 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((splverifierCounter == 0 && pumpRunning == 0) && \result == 0) && 1 == systemActive) && methaneLevelCritical == 1) && \result == 1 [2021-08-26 08:43:50,319 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((splverifierCounter == 0 && \result == 0) && methaneLevelCritical == 0) && 1 == systemActive [2021-08-26 08:43:50,319 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((splverifierCounter == 0 && pumpRunning == 0) && \result == 0) && methaneLevelCritical == 0) && 1 == systemActive [2021-08-26 08:43:50,320 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((splverifierCounter == 0 && \result == 0) && methaneLevelCritical == 0) && 1 == systemActive [2021-08-26 08:43:50,320 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((splverifierCounter == 0 && pumpRunning == 0) && \result == 0) && methaneLevelCritical == 0) && 1 == systemActive) || ((((splverifierCounter == 0 && pumpRunning == 0) && 1 == systemActive) && methaneLevelCritical == 1) && \result == 1) [2021-08-26 08:43:50,320 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((splverifierCounter == 0 && pumpRunning == 0) && \result == 0) && methaneLevelCritical == 0) && 1 == systemActive [2021-08-26 08:43:50,320 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((splverifierCounter == 0 && pumpRunning == 0) && \result == 0) && methaneLevelCritical == 0) && 1 == systemActive) || (((((splverifierCounter == 0 && pumpRunning == 0) && 1 == systemActive) && \result == 1) && methaneLevelCritical == 1) && \result == 1) [2021-08-26 08:43:50,321 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((splverifierCounter == 0 && pumpRunning == 0) && \result == 0) && methaneLevelCritical == 0) && 1 == systemActive [2021-08-26 08:43:50,321 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((splverifierCounter == 0 && pumpRunning == 0) && \result == 0) && methaneLevelCritical == 0) && 1 == systemActive [2021-08-26 08:43:50,322 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((splverifierCounter == 0 && pumpRunning == 0) && \result == 0) && methaneLevelCritical == 0) && 1 == systemActive [2021-08-26 08:43:50,322 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((splverifierCounter == 0 && pumpRunning == 0) && \result == 0) && methaneLevelCritical == 0) && 1 == systemActive [2021-08-26 08:43:50,322 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((splverifierCounter == 0 && pumpRunning == 0) && \result == 0) && methaneLevelCritical == 0) && 1 == systemActive [2021-08-26 08:43:50,322 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((splverifierCounter == 0 && pumpRunning == 0) && \result == 0) && methaneLevelCritical == 0) && 1 == systemActive [2021-08-26 08:43:50,408 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2021-08-26 08:43:50,408 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-08-26 08:43:50,409 INFO L168 Benchmark]: Toolchain (without parser) took 5865.53 ms. Allocated memory was 62.9 MB in the beginning and 237.0 MB in the end (delta: 174.1 MB). Free memory was 42.0 MB in the beginning and 128.5 MB in the end (delta: -86.6 MB). Peak memory consumption was 88.3 MB. Max. memory is 16.1 GB. [2021-08-26 08:43:50,409 INFO L168 Benchmark]: CDTParser took 0.15 ms. Allocated memory is still 62.9 MB. Free memory was 44.4 MB in the beginning and 44.3 MB in the end (delta: 84.0 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-08-26 08:43:50,410 INFO L168 Benchmark]: CACSL2BoogieTranslator took 389.16 ms. Allocated memory is still 62.9 MB. Free memory was 41.7 MB in the beginning and 37.3 MB in the end (delta: 4.5 MB). Peak memory consumption was 14.7 MB. Max. memory is 16.1 GB. [2021-08-26 08:43:50,410 INFO L168 Benchmark]: Boogie Procedure Inliner took 79.54 ms. Allocated memory is still 62.9 MB. Free memory was 37.0 MB in the beginning and 31.2 MB in the end (delta: 5.8 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. [2021-08-26 08:43:50,410 INFO L168 Benchmark]: Boogie Preprocessor took 75.79 ms. Allocated memory was 62.9 MB in the beginning and 75.5 MB in the end (delta: 12.6 MB). Free memory was 31.2 MB in the beginning and 55.3 MB in the end (delta: -24.1 MB). Peak memory consumption was 9.6 MB. Max. memory is 16.1 GB. [2021-08-26 08:43:50,410 INFO L168 Benchmark]: RCFGBuilder took 949.23 ms. Allocated memory was 75.5 MB in the beginning and 119.5 MB in the end (delta: 44.0 MB). Free memory was 55.3 MB in the beginning and 95.8 MB in the end (delta: -40.5 MB). Peak memory consumption was 28.1 MB. Max. memory is 16.1 GB. [2021-08-26 08:43:50,411 INFO L168 Benchmark]: TraceAbstraction took 4232.86 ms. Allocated memory was 119.5 MB in the beginning and 237.0 MB in the end (delta: 117.4 MB). Free memory was 95.8 MB in the beginning and 148.5 MB in the end (delta: -52.7 MB). Peak memory consumption was 138.8 MB. Max. memory is 16.1 GB. [2021-08-26 08:43:50,411 INFO L168 Benchmark]: Witness Printer took 132.76 ms. Allocated memory is still 237.0 MB. Free memory was 148.4 MB in the beginning and 128.5 MB in the end (delta: 19.9 MB). Peak memory consumption was 18.9 MB. Max. memory is 16.1 GB. [2021-08-26 08:43:50,412 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15 ms. Allocated memory is still 62.9 MB. Free memory was 44.4 MB in the beginning and 44.3 MB in the end (delta: 84.0 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 389.16 ms. Allocated memory is still 62.9 MB. Free memory was 41.7 MB in the beginning and 37.3 MB in the end (delta: 4.5 MB). Peak memory consumption was 14.7 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 79.54 ms. Allocated memory is still 62.9 MB. Free memory was 37.0 MB in the beginning and 31.2 MB in the end (delta: 5.8 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 75.79 ms. Allocated memory was 62.9 MB in the beginning and 75.5 MB in the end (delta: 12.6 MB). Free memory was 31.2 MB in the beginning and 55.3 MB in the end (delta: -24.1 MB). Peak memory consumption was 9.6 MB. Max. memory is 16.1 GB. * RCFGBuilder took 949.23 ms. Allocated memory was 75.5 MB in the beginning and 119.5 MB in the end (delta: 44.0 MB). Free memory was 55.3 MB in the beginning and 95.8 MB in the end (delta: -40.5 MB). Peak memory consumption was 28.1 MB. Max. memory is 16.1 GB. * TraceAbstraction took 4232.86 ms. Allocated memory was 119.5 MB in the beginning and 237.0 MB in the end (delta: 117.4 MB). Free memory was 95.8 MB in the beginning and 148.5 MB in the end (delta: -52.7 MB). Peak memory consumption was 138.8 MB. Max. memory is 16.1 GB. * Witness Printer took 132.76 ms. Allocated memory is still 237.0 MB. Free memory was 148.4 MB in the beginning and 128.5 MB in the end (delta: 19.9 MB). Peak memory consumption was 18.9 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0ms ErrorAutomatonConstructionTimeTotal, 0.0ms FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0ms ErrorAutomatonConstructionTimeAvg, 0.0ms ErrorAutomatonDifferenceTimeAvg, 0.0ms ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 559]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 559]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 559]: 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 1 procedures, 229 locations, 3 error locations. Started 1 CEGAR loops. OverallTime: 4174.1ms, OverallIterations: 11, TraceHistogramMax: 2, EmptinessCheckTime: 13.8ms, AutomataDifference: 757.7ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 2600.3ms, InitialAbstractionConstructionTime: 10.3ms, PartialOrderReductionTime: 0.0ms, HoareTripleCheckerStatistics: 1735 SDtfs, 1903 SDslu, 2630 SDs, 0 SdLazy, 419 SolverSat, 87 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 287.2ms Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 78 GetRequests, 30 SyntacticMatches, 0 SemanticMatches, 48 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 48 ImplicationChecksByTransitivity, 188.7ms Time, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=246occurred in iteration=9, InterpolantAutomatonStates: 65, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: 112.5ms AutomataMinimizationTime, 11 MinimizatonAttempts, 911 StatesRemovedByMinimization, 6 NontrivialMinimizations, HoareAnnotationStatistics: 0.0ms HoareAnnotationTime, 91 LocationsWithAnnotation, 91 PreInvPairs, 229 NumberOfFragments, 673 HoareAnnotationTreeSize, 91 FomulaSimplifications, 286300 FormulaSimplificationTreeSizeReduction, 589.1ms HoareSimplificationTime, 91 FomulaSimplificationsInter, 42854 FormulaSimplificationTreeSizeReductionInter, 1995.4ms HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 44.1ms SsaConstructionTime, 148.8ms SatisfiabilityAnalysisTime, 329.3ms InterpolantComputationTime, 367 NumberOfCodeBlocks, 367 NumberOfCodeBlocksAsserted, 11 NumberOfCheckSat, 356 ConstructedInterpolants, 0 QuantifiedInterpolants, 650 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 11 InterpolantComputations, 11 PerfectInterpolantSequences, 14/14 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 3 specifications checked. All of them hold - InvariantResult [Line: 748]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 788]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 994]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 919]: Loop Invariant Derived loop invariant: ((((splverifierCounter == 0 && pumpRunning == 0) && \result == 0) && methaneLevelCritical == 0) && 1 == systemActive) || (((((splverifierCounter == 0 && pumpRunning == 0) && 1 == systemActive) && \result == 1) && methaneLevelCritical == 1) && \result == 1) - InvariantResult [Line: 975]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 748]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 930]: Loop Invariant Derived loop invariant: ((((splverifierCounter == 0 && pumpRunning == 0) && \result == 0) && 1 == systemActive) && methaneLevelCritical == 1) && \result == 1 - InvariantResult [Line: 707]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0 && pumpRunning == 0) && \result == 0) && methaneLevelCritical == 0) && 1 == systemActive - InvariantResult [Line: 707]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 994]: Loop Invariant Derived loop invariant: ((splverifierCounter == 0 && \result == 0) && methaneLevelCritical == 0) && 1 == systemActive - InvariantResult [Line: 919]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 619]: Loop Invariant Derived loop invariant: ((((splverifierCounter == 0 && pumpRunning == 0) && methaneLevelCritical == 0) && 1 == systemActive) || ((((splverifierCounter == 0 && pumpRunning == 0) && 1 == systemActive) && methaneLevelCritical == 1) && \result == 1)) || ((((splverifierCounter == 0 && \result == 0) && methaneLevelCritical == 0) && 1 == systemActive) && tmp == 0) - InvariantResult [Line: 707]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 919]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 629]: Loop Invariant Derived loop invariant: ((splverifierCounter == 0 && methaneLevelCritical == 0) && 1 == systemActive) || ((splverifierCounter == 0 && 1 == systemActive) && methaneLevelCritical == 1) - InvariantResult [Line: 930]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 780]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 919]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 707]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 165]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 780]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 975]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 994]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 919]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 707]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 748]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 707]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 96]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 975]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 762]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 975]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 975]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0 && pumpRunning == 0) && \result == 0) && methaneLevelCritical == 0) && 1 == systemActive - InvariantResult [Line: 780]: Loop Invariant Derived loop invariant: ((splverifierCounter == 0 && methaneLevelCritical == 0) && 1 == systemActive) || ((splverifierCounter == 0 && 1 == systemActive) && methaneLevelCritical == 1) - InvariantResult [Line: 919]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0 && \result == 0) && methaneLevelCritical == 0) && 1 == systemActive) || ((((splverifierCounter == 0 && 1 == systemActive) && \result == 1) && methaneLevelCritical == 1) && \result == 1) - InvariantResult [Line: 994]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 788]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 589]: Loop Invariant Derived loop invariant: ((pumpRunning == 0 && methaneLevelCritical == 0) && 1 == systemActive) && waterLevel == 1 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: ((pumpRunning == 0 && methaneLevelCritical == 0) && 1 == systemActive) && waterLevel == 1 - InvariantResult [Line: 707]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 919]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 975]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 975]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 919]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0 && pumpRunning == 0) && \result == 0) && methaneLevelCritical == 0) && 1 == systemActive - InvariantResult [Line: 748]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 748]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 608]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 994]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 707]: Loop Invariant Derived loop invariant: ((((splverifierCounter == 0 && pumpRunning == 0) && \result == 0) && methaneLevelCritical == 0) && 1 == systemActive) || ((((splverifierCounter == 0 && pumpRunning == 0) && 1 == systemActive) && methaneLevelCritical == 1) && \result == 1) - InvariantResult [Line: 46]: Loop Invariant Derived loop invariant: ((pumpRunning == 0 && methaneLevelCritical == 0) && 1 == systemActive) && waterLevel == 1 - InvariantResult [Line: 975]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0 && pumpRunning == 0) && methaneLevelCritical == 0) && 1 == systemActive) || (((splverifierCounter == 0 && pumpRunning == 0) && 1 == systemActive) && methaneLevelCritical == 1) - InvariantResult [Line: 707]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 975]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 919]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 707]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 762]: Loop Invariant Derived loop invariant: ((splverifierCounter == 0 && \result == 0) && methaneLevelCritical == 0) && 1 == systemActive - InvariantResult [Line: 748]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 762]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 762]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 707]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 707]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 930]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 143]: Loop Invariant Derived loop invariant: ((pumpRunning == 0 && methaneLevelCritical == 0) && 1 == systemActive) && waterLevel == 1 - InvariantResult [Line: 707]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0 && \result == 0) && methaneLevelCritical == 0) && 1 == systemActive) || ((((splverifierCounter == 0 && pumpRunning == 0) && 1 == systemActive) && methaneLevelCritical == 1) && \result == 1) - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: ((((splverifierCounter == 0 && pumpRunning == 0) && methaneLevelCritical == 0) && 1 == systemActive) || ((((splverifierCounter == 0 && pumpRunning == 0) && 1 == systemActive) && methaneLevelCritical == 1) && \result == 1)) || ((((splverifierCounter == 0 && \result == 0) && methaneLevelCritical == 0) && 1 == systemActive) && tmp == 0) - InvariantResult [Line: 919]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0 && pumpRunning == 0) && \result == 0) && methaneLevelCritical == 0) && 1 == systemActive - InvariantResult [Line: 975]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 175]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 762]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 919]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 707]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 975]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 748]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 707]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 748]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0 && pumpRunning == 0) && \result == 0) && methaneLevelCritical == 0) && 1 == systemActive - InvariantResult [Line: 762]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 707]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0 && pumpRunning == 0) && \result == 0) && methaneLevelCritical == 0) && 1 == systemActive - InvariantResult [Line: 748]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 919]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 748]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0 && pumpRunning == 0) && methaneLevelCritical == 0) && 1 == systemActive) || (((splverifierCounter == 0 && pumpRunning == 0) && 1 == systemActive) && methaneLevelCritical == 1) - InvariantResult [Line: 707]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 748]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0 && pumpRunning == 0) && \result == 0) && methaneLevelCritical == 0) && 1 == systemActive - InvariantResult [Line: 919]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 748]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 707]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0 && \result == 0) && methaneLevelCritical == 0) && 1 == systemActive) || (((splverifierCounter == 0 && 1 == systemActive) && methaneLevelCritical == 1) && \result == 1) - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 788]: Loop Invariant Derived loop invariant: ((((splverifierCounter == 0 && \result == 0) && methaneLevelCritical == 0) && 1 == systemActive) || (((splverifierCounter == 0 && pumpRunning == 0) && methaneLevelCritical == 0) && 1 == systemActive)) || (((splverifierCounter == 0 && pumpRunning == 0) && 1 == systemActive) && methaneLevelCritical == 1) - InvariantResult [Line: 919]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 994]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 919]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 975]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0 && pumpRunning == 0) && \result == 0) && methaneLevelCritical == 0) && 1 == systemActive RESULT: Ultimate proved your program to be correct! [2021-08-26 08:43:50,465 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request...