./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/product-lines/minepump_spec1_product62.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_spec1_product62.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 f29d91945fbff4cc0c2de7e0e7b2e2b9e380e9fb ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 08:43:04,570 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-08-26 08:43:04,572 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-08-26 08:43:04,606 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-08-26 08:43:04,606 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-08-26 08:43:04,607 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-08-26 08:43:04,608 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-08-26 08:43:04,609 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-08-26 08:43:04,610 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-08-26 08:43:04,613 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-08-26 08:43:04,614 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-08-26 08:43:04,615 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-08-26 08:43:04,615 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-08-26 08:43:04,615 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-08-26 08:43:04,616 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-08-26 08:43:04,617 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-08-26 08:43:04,618 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-08-26 08:43:04,618 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-08-26 08:43:04,619 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-08-26 08:43:04,620 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-08-26 08:43:04,621 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-08-26 08:43:04,622 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-08-26 08:43:04,623 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-08-26 08:43:04,623 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-08-26 08:43:04,625 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-08-26 08:43:04,625 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-08-26 08:43:04,625 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-08-26 08:43:04,626 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-08-26 08:43:04,626 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-08-26 08:43:04,626 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-08-26 08:43:04,627 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-08-26 08:43:04,627 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-08-26 08:43:04,627 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-08-26 08:43:04,628 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-08-26 08:43:04,629 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-08-26 08:43:04,629 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-08-26 08:43:04,629 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-08-26 08:43:04,629 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-08-26 08:43:04,629 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-08-26 08:43:04,630 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-08-26 08:43:04,630 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-08-26 08:43:04,631 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2021-08-26 08:43:04,650 INFO L113 SettingsManager]: Loading preferences was successful [2021-08-26 08:43:04,650 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-08-26 08:43:04,650 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-08-26 08:43:04,650 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-08-26 08:43:04,651 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-08-26 08:43:04,651 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-08-26 08:43:04,651 INFO L138 SettingsManager]: * Use SBE=true [2021-08-26 08:43:04,652 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-08-26 08:43:04,652 INFO L138 SettingsManager]: * sizeof long=4 [2021-08-26 08:43:04,652 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-08-26 08:43:04,652 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-08-26 08:43:04,652 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-08-26 08:43:04,652 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-08-26 08:43:04,652 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-08-26 08:43:04,652 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-08-26 08:43:04,652 INFO L138 SettingsManager]: * sizeof long double=12 [2021-08-26 08:43:04,652 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-08-26 08:43:04,652 INFO L138 SettingsManager]: * Use constant arrays=true [2021-08-26 08:43:04,652 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-08-26 08:43:04,653 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-08-26 08:43:04,653 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-08-26 08:43:04,653 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-08-26 08:43:04,653 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-08-26 08:43:04,653 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-08-26 08:43:04,653 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-08-26 08:43:04,653 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-08-26 08:43:04,653 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-08-26 08:43:04,653 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-08-26 08:43:04,653 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-08-26 08:43:04,653 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-08-26 08:43:04,654 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f29d91945fbff4cc0c2de7e0e7b2e2b9e380e9fb [2021-08-26 08:43:04,909 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-08-26 08:43:04,934 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-08-26 08:43:04,936 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-08-26 08:43:04,937 INFO L271 PluginConnector]: Initializing CDTParser... [2021-08-26 08:43:04,939 INFO L275 PluginConnector]: CDTParser initialized [2021-08-26 08:43:04,940 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/product-lines/minepump_spec1_product62.cil.c [2021-08-26 08:43:04,997 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4b86b699e/1ac92c7e42e645259f9234007d5a9b5f/FLAG922961465 [2021-08-26 08:43:05,438 INFO L306 CDTParser]: Found 1 translation units. [2021-08-26 08:43:05,438 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/minepump_spec1_product62.cil.c [2021-08-26 08:43:05,452 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4b86b699e/1ac92c7e42e645259f9234007d5a9b5f/FLAG922961465 [2021-08-26 08:43:05,796 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4b86b699e/1ac92c7e42e645259f9234007d5a9b5f [2021-08-26 08:43:05,798 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-08-26 08:43:05,799 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-08-26 08:43:05,801 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-08-26 08:43:05,801 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-08-26 08:43:05,804 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-08-26 08:43:05,805 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.08 08:43:05" (1/1) ... [2021-08-26 08:43:05,805 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@59e08ff4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 08:43:05, skipping insertion in model container [2021-08-26 08:43:05,806 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.08 08:43:05" (1/1) ... [2021-08-26 08:43:05,810 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-08-26 08:43:05,840 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-08-26 08:43:06,055 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_spec1_product62.cil.c[18861,18874] [2021-08-26 08:43:06,057 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-08-26 08:43:06,063 INFO L203 MainTranslator]: Completed pre-run [2021-08-26 08:43:06,101 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_spec1_product62.cil.c[18861,18874] [2021-08-26 08:43:06,102 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-08-26 08:43:06,114 INFO L208 MainTranslator]: Completed translation [2021-08-26 08:43:06,115 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 08:43:06 WrapperNode [2021-08-26 08:43:06,115 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-08-26 08:43:06,116 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-08-26 08:43:06,117 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-08-26 08:43:06,117 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-08-26 08:43:06,121 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 08:43:06" (1/1) ... [2021-08-26 08:43:06,132 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 08:43:06" (1/1) ... [2021-08-26 08:43:06,193 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-08-26 08:43:06,194 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-08-26 08:43:06,194 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-08-26 08:43:06,194 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-08-26 08:43:06,199 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 08:43:06" (1/1) ... [2021-08-26 08:43:06,199 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 08:43:06" (1/1) ... [2021-08-26 08:43:06,205 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 08:43:06" (1/1) ... [2021-08-26 08:43:06,205 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 08:43:06" (1/1) ... [2021-08-26 08:43:06,223 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 08:43:06" (1/1) ... [2021-08-26 08:43:06,231 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 08:43:06" (1/1) ... [2021-08-26 08:43:06,246 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 08:43:06" (1/1) ... [2021-08-26 08:43:06,251 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-08-26 08:43:06,255 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-08-26 08:43:06,255 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-08-26 08:43:06,255 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-08-26 08:43:06,256 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 08:43:06" (1/1) ... [2021-08-26 08:43:06,261 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-08-26 08:43:06,267 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-26 08:43:06,306 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 08:43:06,321 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 08:43:06,340 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-08-26 08:43:06,341 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-08-26 08:43:06,342 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-08-26 08:43:06,342 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-08-26 08:43:07,251 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-08-26 08:43:07,251 INFO L299 CfgBuilder]: Removed 350 assume(true) statements. [2021-08-26 08:43:07,254 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.08 08:43:07 BoogieIcfgContainer [2021-08-26 08:43:07,254 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-08-26 08:43:07,255 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-08-26 08:43:07,255 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-08-26 08:43:07,257 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-08-26 08:43:07,257 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 26.08 08:43:05" (1/3) ... [2021-08-26 08:43:07,258 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@325f1b5f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.08 08:43:07, skipping insertion in model container [2021-08-26 08:43:07,258 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 08:43:06" (2/3) ... [2021-08-26 08:43:07,258 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@325f1b5f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.08 08:43:07, skipping insertion in model container [2021-08-26 08:43:07,258 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.08 08:43:07" (3/3) ... [2021-08-26 08:43:07,259 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec1_product62.cil.c [2021-08-26 08:43:07,263 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-08-26 08:43:07,263 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 3 error locations. [2021-08-26 08:43:07,312 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-08-26 08:43:07,318 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 08:43:07,319 INFO L340 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2021-08-26 08:43:07,337 INFO L276 IsEmpty]: Start isEmpty. Operand has 225 states, 221 states have (on average 1.5203619909502262) internal successors, (336), 224 states have internal predecessors, (336), 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 08:43:07,343 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-08-26 08:43:07,343 INFO L504 BasicCegarLoop]: Found error trace [2021-08-26 08:43:07,344 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-26 08:43:07,345 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 08:43:07,348 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-26 08:43:07,348 INFO L82 PathProgramCache]: Analyzing trace with hash -2100816283, now seen corresponding path program 1 times [2021-08-26 08:43:07,354 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-26 08:43:07,355 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1781267770] [2021-08-26 08:43:07,355 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-26 08:43:07,355 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-26 08:43:07,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:43:07,530 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 08:43:07,531 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-26 08:43:07,531 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1781267770] [2021-08-26 08:43:07,532 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1781267770] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-26 08:43:07,532 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-26 08:43:07,532 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-08-26 08:43:07,533 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1299085554] [2021-08-26 08:43:07,536 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-08-26 08:43:07,537 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-26 08:43:07,544 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-08-26 08:43:07,545 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-08-26 08:43:07,547 INFO L87 Difference]: Start difference. First operand has 225 states, 221 states have (on average 1.5203619909502262) internal successors, (336), 224 states have internal predecessors, (336), 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 8.0) internal successors, (16), 2 states have internal predecessors, (16), 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 08:43:07,573 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-26 08:43:07,573 INFO L93 Difference]: Finished difference Result 444 states and 665 transitions. [2021-08-26 08:43:07,573 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-26 08:43:07,574 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 8.0) internal successors, (16), 2 states have internal predecessors, (16), 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 16 [2021-08-26 08:43:07,574 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-26 08:43:07,581 INFO L225 Difference]: With dead ends: 444 [2021-08-26 08:43:07,581 INFO L226 Difference]: Without dead ends: 221 [2021-08-26 08:43:07,586 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 08:43:07,597 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 221 states. [2021-08-26 08:43:07,633 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 221 to 221. [2021-08-26 08:43:07,635 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 221 states, 218 states have (on average 1.4862385321100917) internal successors, (324), 220 states have internal predecessors, (324), 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 08:43:07,639 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 221 states to 221 states and 324 transitions. [2021-08-26 08:43:07,640 INFO L78 Accepts]: Start accepts. Automaton has 221 states and 324 transitions. Word has length 16 [2021-08-26 08:43:07,641 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-26 08:43:07,641 INFO L470 AbstractCegarLoop]: Abstraction has 221 states and 324 transitions. [2021-08-26 08:43:07,641 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 8.0) internal successors, (16), 2 states have internal predecessors, (16), 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 08:43:07,642 INFO L276 IsEmpty]: Start isEmpty. Operand 221 states and 324 transitions. [2021-08-26 08:43:07,643 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-08-26 08:43:07,643 INFO L504 BasicCegarLoop]: Found error trace [2021-08-26 08:43:07,643 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-26 08:43:07,643 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-08-26 08:43:07,643 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 08:43:07,645 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-26 08:43:07,645 INFO L82 PathProgramCache]: Analyzing trace with hash -1936571950, now seen corresponding path program 1 times [2021-08-26 08:43:07,645 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-26 08:43:07,645 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [427225092] [2021-08-26 08:43:07,645 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-26 08:43:07,646 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-26 08:43:07,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:43:07,721 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 08:43:07,721 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-26 08:43:07,721 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [427225092] [2021-08-26 08:43:07,721 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [427225092] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-26 08:43:07,722 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-26 08:43:07,722 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-08-26 08:43:07,722 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [909289119] [2021-08-26 08:43:07,723 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-08-26 08:43:07,723 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-26 08:43:07,723 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-08-26 08:43:07,724 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-26 08:43:07,724 INFO L87 Difference]: Start difference. First operand 221 states and 324 transitions. Second operand has 3 states, 3 states have (on average 5.666666666666667) internal successors, (17), 3 states have internal predecessors, (17), 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 08:43:07,732 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-26 08:43:07,732 INFO L93 Difference]: Finished difference Result 221 states and 324 transitions. [2021-08-26 08:43:07,733 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-26 08:43:07,733 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 5.666666666666667) internal successors, (17), 3 states have internal predecessors, (17), 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 17 [2021-08-26 08:43:07,733 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-26 08:43:07,733 INFO L225 Difference]: With dead ends: 221 [2021-08-26 08:43:07,734 INFO L226 Difference]: Without dead ends: 83 [2021-08-26 08:43:07,734 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 3.1ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-26 08:43:07,735 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 83 states. [2021-08-26 08:43:07,737 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 83 to 83. [2021-08-26 08:43:07,737 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 83 states, 82 states have (on average 1.475609756097561) internal successors, (121), 82 states have internal predecessors, (121), 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 08:43:07,738 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 83 states and 121 transitions. [2021-08-26 08:43:07,738 INFO L78 Accepts]: Start accepts. Automaton has 83 states and 121 transitions. Word has length 17 [2021-08-26 08:43:07,738 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-26 08:43:07,738 INFO L470 AbstractCegarLoop]: Abstraction has 83 states and 121 transitions. [2021-08-26 08:43:07,738 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 5.666666666666667) internal successors, (17), 3 states have internal predecessors, (17), 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 08:43:07,738 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 121 transitions. [2021-08-26 08:43:07,739 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-08-26 08:43:07,739 INFO L504 BasicCegarLoop]: Found error trace [2021-08-26 08:43:07,739 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] [2021-08-26 08:43:07,739 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-08-26 08:43:07,739 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 08:43:07,739 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-26 08:43:07,740 INFO L82 PathProgramCache]: Analyzing trace with hash 810617826, now seen corresponding path program 1 times [2021-08-26 08:43:07,740 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-26 08:43:07,740 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1857437440] [2021-08-26 08:43:07,740 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-26 08:43:07,740 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-26 08:43:07,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:43:07,782 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 08:43:07,783 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-26 08:43:07,783 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1857437440] [2021-08-26 08:43:07,783 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1857437440] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-26 08:43:07,783 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-26 08:43:07,783 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-08-26 08:43:07,783 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [829396811] [2021-08-26 08:43:07,784 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-08-26 08:43:07,784 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-26 08:43:07,784 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-08-26 08:43:07,784 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-26 08:43:07,784 INFO L87 Difference]: Start difference. First operand 83 states and 121 transitions. Second operand has 3 states, 3 states have (on average 7.333333333333333) internal successors, (22), 3 states have internal predecessors, (22), 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 08:43:07,798 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-26 08:43:07,798 INFO L93 Difference]: Finished difference Result 160 states and 236 transitions. [2021-08-26 08:43:07,799 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-26 08:43:07,799 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 7.333333333333333) internal successors, (22), 3 states have internal predecessors, (22), 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 22 [2021-08-26 08:43:07,799 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-26 08:43:07,799 INFO L225 Difference]: With dead ends: 160 [2021-08-26 08:43:07,799 INFO L226 Difference]: Without dead ends: 83 [2021-08-26 08:43:07,800 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 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 08:43:07,800 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 83 states. [2021-08-26 08:43:07,802 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 83 to 83. [2021-08-26 08:43:07,803 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 83 states, 82 states have (on average 1.4634146341463414) internal successors, (120), 82 states have internal predecessors, (120), 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 08:43:07,803 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 83 states and 120 transitions. [2021-08-26 08:43:07,803 INFO L78 Accepts]: Start accepts. Automaton has 83 states and 120 transitions. Word has length 22 [2021-08-26 08:43:07,803 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-26 08:43:07,803 INFO L470 AbstractCegarLoop]: Abstraction has 83 states and 120 transitions. [2021-08-26 08:43:07,803 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 7.333333333333333) internal successors, (22), 3 states have internal predecessors, (22), 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 08:43:07,804 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 120 transitions. [2021-08-26 08:43:07,804 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-08-26 08:43:07,804 INFO L504 BasicCegarLoop]: Found error trace [2021-08-26 08:43:07,804 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] [2021-08-26 08:43:07,804 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-08-26 08:43:07,804 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 08:43:07,805 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-26 08:43:07,805 INFO L82 PathProgramCache]: Analyzing trace with hash 442460312, now seen corresponding path program 1 times [2021-08-26 08:43:07,805 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-26 08:43:07,805 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [338852300] [2021-08-26 08:43:07,805 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-26 08:43:07,805 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-26 08:43:07,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:43:07,844 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 08:43:07,845 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-26 08:43:07,845 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [338852300] [2021-08-26 08:43:07,846 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [338852300] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-26 08:43:07,846 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-26 08:43:07,846 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-08-26 08:43:07,846 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1215255445] [2021-08-26 08:43:07,847 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-08-26 08:43:07,847 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-26 08:43:07,847 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-08-26 08:43:07,848 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-26 08:43:07,848 INFO L87 Difference]: Start difference. First operand 83 states and 120 transitions. Second operand has 3 states, 3 states have (on average 8.333333333333334) internal successors, (25), 2 states have internal predecessors, (25), 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 08:43:07,892 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-26 08:43:07,893 INFO L93 Difference]: Finished difference Result 166 states and 242 transitions. [2021-08-26 08:43:07,893 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-26 08:43:07,893 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 8.333333333333334) internal successors, (25), 2 states have internal predecessors, (25), 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 25 [2021-08-26 08:43:07,893 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-26 08:43:07,894 INFO L225 Difference]: With dead ends: 166 [2021-08-26 08:43:07,894 INFO L226 Difference]: Without dead ends: 89 [2021-08-26 08:43:07,897 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 08:43:07,897 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 89 states. [2021-08-26 08:43:07,901 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 89 to 87. [2021-08-26 08:43:07,901 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 87 states, 86 states have (on average 1.4186046511627908) internal successors, (122), 86 states have internal predecessors, (122), 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 08:43:07,902 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 87 states and 122 transitions. [2021-08-26 08:43:07,902 INFO L78 Accepts]: Start accepts. Automaton has 87 states and 122 transitions. Word has length 25 [2021-08-26 08:43:07,902 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-26 08:43:07,903 INFO L470 AbstractCegarLoop]: Abstraction has 87 states and 122 transitions. [2021-08-26 08:43:07,903 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 8.333333333333334) internal successors, (25), 2 states have internal predecessors, (25), 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 08:43:07,903 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 122 transitions. [2021-08-26 08:43:07,906 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-08-26 08:43:07,907 INFO L504 BasicCegarLoop]: Found error trace [2021-08-26 08:43:07,907 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] [2021-08-26 08:43:07,907 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-08-26 08:43:07,907 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 08:43:07,909 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-26 08:43:07,909 INFO L82 PathProgramCache]: Analyzing trace with hash -1878336052, now seen corresponding path program 1 times [2021-08-26 08:43:07,909 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-26 08:43:07,909 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1021672880] [2021-08-26 08:43:07,909 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-26 08:43:07,910 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-26 08:43:07,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:43:07,993 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 08:43:07,994 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-26 08:43:07,994 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1021672880] [2021-08-26 08:43:07,994 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1021672880] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-26 08:43:07,994 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-26 08:43:07,994 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-08-26 08:43:07,994 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1271753180] [2021-08-26 08:43:07,995 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-08-26 08:43:07,995 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-26 08:43:07,995 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-08-26 08:43:07,996 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-08-26 08:43:07,996 INFO L87 Difference]: Start difference. First operand 87 states and 122 transitions. Second operand has 5 states, 5 states have (on average 6.2) internal successors, (31), 4 states have internal predecessors, (31), 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 08:43:08,102 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-26 08:43:08,102 INFO L93 Difference]: Finished difference Result 422 states and 606 transitions. [2021-08-26 08:43:08,102 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-08-26 08:43:08,102 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 6.2) internal successors, (31), 4 states have internal predecessors, (31), 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 31 [2021-08-26 08:43:08,103 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-26 08:43:08,105 INFO L225 Difference]: With dead ends: 422 [2021-08-26 08:43:08,105 INFO L226 Difference]: Without dead ends: 341 [2021-08-26 08:43:08,106 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 30.3ms TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2021-08-26 08:43:08,107 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 341 states. [2021-08-26 08:43:08,125 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 341 to 162. [2021-08-26 08:43:08,126 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 162 states, 161 states have (on average 1.4099378881987579) internal successors, (227), 161 states have internal predecessors, (227), 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 08:43:08,126 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 162 states and 227 transitions. [2021-08-26 08:43:08,126 INFO L78 Accepts]: Start accepts. Automaton has 162 states and 227 transitions. Word has length 31 [2021-08-26 08:43:08,127 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-26 08:43:08,127 INFO L470 AbstractCegarLoop]: Abstraction has 162 states and 227 transitions. [2021-08-26 08:43:08,127 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 6.2) internal successors, (31), 4 states have internal predecessors, (31), 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 08:43:08,127 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 227 transitions. [2021-08-26 08:43:08,128 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-08-26 08:43:08,128 INFO L504 BasicCegarLoop]: Found error trace [2021-08-26 08:43:08,128 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] [2021-08-26 08:43:08,128 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-08-26 08:43:08,128 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 08:43:08,129 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-26 08:43:08,129 INFO L82 PathProgramCache]: Analyzing trace with hash 1766618326, now seen corresponding path program 1 times [2021-08-26 08:43:08,129 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-26 08:43:08,129 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2060794064] [2021-08-26 08:43:08,129 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-26 08:43:08,129 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-26 08:43:08,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:43:08,190 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 08:43:08,190 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-26 08:43:08,190 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2060794064] [2021-08-26 08:43:08,190 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2060794064] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-26 08:43:08,191 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-26 08:43:08,191 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-08-26 08:43:08,191 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1018827118] [2021-08-26 08:43:08,191 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-08-26 08:43:08,191 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-26 08:43:08,192 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-08-26 08:43:08,193 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-08-26 08:43:08,194 INFO L87 Difference]: Start difference. First operand 162 states and 227 transitions. Second operand has 5 states, 5 states have (on average 6.4) internal successors, (32), 4 states have internal predecessors, (32), 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 08:43:08,279 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-26 08:43:08,279 INFO L93 Difference]: Finished difference Result 470 states and 662 transitions. [2021-08-26 08:43:08,280 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-08-26 08:43:08,280 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 6.4) internal successors, (32), 4 states have internal predecessors, (32), 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 32 [2021-08-26 08:43:08,281 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-26 08:43:08,282 INFO L225 Difference]: With dead ends: 470 [2021-08-26 08:43:08,282 INFO L226 Difference]: Without dead ends: 468 [2021-08-26 08:43:08,287 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 25.4ms TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2021-08-26 08:43:08,287 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 468 states. [2021-08-26 08:43:08,295 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 468 to 162. [2021-08-26 08:43:08,295 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 162 states, 161 states have (on average 1.4037267080745341) internal successors, (226), 161 states have internal predecessors, (226), 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 08:43:08,296 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 162 states and 226 transitions. [2021-08-26 08:43:08,296 INFO L78 Accepts]: Start accepts. Automaton has 162 states and 226 transitions. Word has length 32 [2021-08-26 08:43:08,296 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-26 08:43:08,296 INFO L470 AbstractCegarLoop]: Abstraction has 162 states and 226 transitions. [2021-08-26 08:43:08,296 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 6.4) internal successors, (32), 4 states have internal predecessors, (32), 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 08:43:08,297 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 226 transitions. [2021-08-26 08:43:08,299 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-08-26 08:43:08,299 INFO L504 BasicCegarLoop]: Found error trace [2021-08-26 08:43:08,299 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] [2021-08-26 08:43:08,299 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-08-26 08:43:08,300 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 08:43:08,300 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-26 08:43:08,300 INFO L82 PathProgramCache]: Analyzing trace with hash -1921504649, now seen corresponding path program 1 times [2021-08-26 08:43:08,300 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-26 08:43:08,303 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [947686547] [2021-08-26 08:43:08,303 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-26 08:43:08,303 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-26 08:43:08,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:43:08,357 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 08:43:08,358 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-26 08:43:08,358 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [947686547] [2021-08-26 08:43:08,358 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [947686547] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-26 08:43:08,358 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-26 08:43:08,358 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-08-26 08:43:08,358 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [987653641] [2021-08-26 08:43:08,359 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-08-26 08:43:08,359 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-26 08:43:08,360 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-08-26 08:43:08,360 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-08-26 08:43:08,360 INFO L87 Difference]: Start difference. First operand 162 states and 226 transitions. Second operand has 5 states, 5 states have (on average 7.0) internal successors, (35), 5 states have internal predecessors, (35), 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 08:43:08,428 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-26 08:43:08,429 INFO L93 Difference]: Finished difference Result 414 states and 572 transitions. [2021-08-26 08:43:08,429 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-26 08:43:08,429 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 7.0) internal successors, (35), 5 states have internal predecessors, (35), 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 35 [2021-08-26 08:43:08,430 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-26 08:43:08,431 INFO L225 Difference]: With dead ends: 414 [2021-08-26 08:43:08,431 INFO L226 Difference]: Without dead ends: 258 [2021-08-26 08:43:08,433 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 15.3ms TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-08-26 08:43:08,433 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 258 states. [2021-08-26 08:43:08,443 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 258 to 180. [2021-08-26 08:43:08,444 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 180 states, 179 states have (on average 1.3631284916201116) internal successors, (244), 179 states have internal predecessors, (244), 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 08:43:08,444 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 180 states to 180 states and 244 transitions. [2021-08-26 08:43:08,444 INFO L78 Accepts]: Start accepts. Automaton has 180 states and 244 transitions. Word has length 35 [2021-08-26 08:43:08,445 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-26 08:43:08,445 INFO L470 AbstractCegarLoop]: Abstraction has 180 states and 244 transitions. [2021-08-26 08:43:08,445 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 7.0) internal successors, (35), 5 states have internal predecessors, (35), 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 08:43:08,445 INFO L276 IsEmpty]: Start isEmpty. Operand 180 states and 244 transitions. [2021-08-26 08:43:08,446 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-08-26 08:43:08,446 INFO L504 BasicCegarLoop]: Found error trace [2021-08-26 08:43:08,446 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] [2021-08-26 08:43:08,446 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-08-26 08:43:08,446 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 08:43:08,446 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-26 08:43:08,446 INFO L82 PathProgramCache]: Analyzing trace with hash 1786656633, now seen corresponding path program 1 times [2021-08-26 08:43:08,447 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-26 08:43:08,447 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1596824195] [2021-08-26 08:43:08,447 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-26 08:43:08,447 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-26 08:43:08,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:43:08,491 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 08:43:08,492 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-26 08:43:08,492 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1596824195] [2021-08-26 08:43:08,492 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1596824195] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-26 08:43:08,492 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-26 08:43:08,492 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-08-26 08:43:08,492 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [598694961] [2021-08-26 08:43:08,492 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-08-26 08:43:08,492 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-26 08:43:08,493 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-08-26 08:43:08,493 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-08-26 08:43:08,493 INFO L87 Difference]: Start difference. First operand 180 states and 244 transitions. Second operand has 4 states, 4 states have (on average 8.75) internal successors, (35), 4 states have internal predecessors, (35), 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 08:43:08,534 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-26 08:43:08,534 INFO L93 Difference]: Finished difference Result 424 states and 570 transitions. [2021-08-26 08:43:08,534 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-26 08:43:08,534 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 8.75) internal successors, (35), 4 states have internal predecessors, (35), 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 35 [2021-08-26 08:43:08,534 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-26 08:43:08,538 INFO L225 Difference]: With dead ends: 424 [2021-08-26 08:43:08,538 INFO L226 Difference]: Without dead ends: 250 [2021-08-26 08:43:08,538 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 6.7ms TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-08-26 08:43:08,538 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 250 states. [2021-08-26 08:43:08,550 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 250 to 192. [2021-08-26 08:43:08,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 192 states, 191 states have (on average 1.3403141361256545) internal successors, (256), 191 states have internal predecessors, (256), 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 08:43:08,551 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 192 states to 192 states and 256 transitions. [2021-08-26 08:43:08,551 INFO L78 Accepts]: Start accepts. Automaton has 192 states and 256 transitions. Word has length 35 [2021-08-26 08:43:08,552 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-26 08:43:08,552 INFO L470 AbstractCegarLoop]: Abstraction has 192 states and 256 transitions. [2021-08-26 08:43:08,552 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 8.75) internal successors, (35), 4 states have internal predecessors, (35), 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 08:43:08,552 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 256 transitions. [2021-08-26 08:43:08,552 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-08-26 08:43:08,552 INFO L504 BasicCegarLoop]: Found error trace [2021-08-26 08:43:08,552 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] [2021-08-26 08:43:08,552 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-08-26 08:43:08,553 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 08:43:08,553 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-26 08:43:08,553 INFO L82 PathProgramCache]: Analyzing trace with hash 506792955, now seen corresponding path program 1 times [2021-08-26 08:43:08,553 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-26 08:43:08,553 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1130359744] [2021-08-26 08:43:08,553 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-26 08:43:08,553 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-26 08:43:08,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:43:08,595 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 08:43:08,595 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-26 08:43:08,596 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1130359744] [2021-08-26 08:43:08,596 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1130359744] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-26 08:43:08,596 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-26 08:43:08,596 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-08-26 08:43:08,596 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1484607480] [2021-08-26 08:43:08,596 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-08-26 08:43:08,596 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-26 08:43:08,597 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-08-26 08:43:08,600 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-26 08:43:08,600 INFO L87 Difference]: Start difference. First operand 192 states and 256 transitions. Second operand has 3 states, 3 states have (on average 11.666666666666666) internal successors, (35), 2 states have internal predecessors, (35), 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 08:43:08,622 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-26 08:43:08,622 INFO L93 Difference]: Finished difference Result 430 states and 572 transitions. [2021-08-26 08:43:08,624 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-26 08:43:08,624 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 11.666666666666666) internal successors, (35), 2 states have internal predecessors, (35), 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 35 [2021-08-26 08:43:08,624 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-26 08:43:08,625 INFO L225 Difference]: With dead ends: 430 [2021-08-26 08:43:08,625 INFO L226 Difference]: Without dead ends: 244 [2021-08-26 08:43:08,626 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1.6ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-26 08:43:08,626 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 244 states. [2021-08-26 08:43:08,637 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 244 to 244. [2021-08-26 08:43:08,637 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 244 states, 243 states have (on average 1.308641975308642) internal successors, (318), 243 states have internal predecessors, (318), 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 08:43:08,639 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 244 states to 244 states and 318 transitions. [2021-08-26 08:43:08,639 INFO L78 Accepts]: Start accepts. Automaton has 244 states and 318 transitions. Word has length 35 [2021-08-26 08:43:08,640 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-26 08:43:08,640 INFO L470 AbstractCegarLoop]: Abstraction has 244 states and 318 transitions. [2021-08-26 08:43:08,640 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 11.666666666666666) internal successors, (35), 2 states have internal predecessors, (35), 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 08:43:08,640 INFO L276 IsEmpty]: Start isEmpty. Operand 244 states and 318 transitions. [2021-08-26 08:43:08,641 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-08-26 08:43:08,641 INFO L504 BasicCegarLoop]: Found error trace [2021-08-26 08:43:08,641 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] [2021-08-26 08:43:08,641 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-08-26 08:43:08,642 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 08:43:08,642 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-26 08:43:08,642 INFO L82 PathProgramCache]: Analyzing trace with hash 271659709, now seen corresponding path program 1 times [2021-08-26 08:43:08,642 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-26 08:43:08,643 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1324583670] [2021-08-26 08:43:08,643 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-26 08:43:08,643 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-26 08:43:08,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:43:08,704 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 08:43:08,704 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-26 08:43:08,704 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1324583670] [2021-08-26 08:43:08,705 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1324583670] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-26 08:43:08,705 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-26 08:43:08,705 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-08-26 08:43:08,705 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [645305010] [2021-08-26 08:43:08,706 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-08-26 08:43:08,706 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-26 08:43:08,706 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-08-26 08:43:08,706 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-08-26 08:43:08,706 INFO L87 Difference]: Start difference. First operand 244 states and 318 transitions. Second operand has 6 states, 6 states have (on average 6.0) internal successors, (36), 6 states have internal predecessors, (36), 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 08:43:08,908 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-26 08:43:08,908 INFO L93 Difference]: Finished difference Result 770 states and 998 transitions. [2021-08-26 08:43:08,908 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-08-26 08:43:08,908 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 6.0) internal successors, (36), 6 states have internal predecessors, (36), 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 36 [2021-08-26 08:43:08,908 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-26 08:43:08,910 INFO L225 Difference]: With dead ends: 770 [2021-08-26 08:43:08,910 INFO L226 Difference]: Without dead ends: 532 [2021-08-26 08:43:08,910 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 26 ImplicationChecksByTransitivity, 57.4ms TimeCoverageRelationStatistics Valid=60, Invalid=122, Unknown=0, NotChecked=0, Total=182 [2021-08-26 08:43:08,911 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 532 states. [2021-08-26 08:43:08,922 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 532 to 244. [2021-08-26 08:43:08,923 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 244 states, 243 states have (on average 1.2839506172839505) internal successors, (312), 243 states have internal predecessors, (312), 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 08:43:08,923 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 244 states to 244 states and 312 transitions. [2021-08-26 08:43:08,923 INFO L78 Accepts]: Start accepts. Automaton has 244 states and 312 transitions. Word has length 36 [2021-08-26 08:43:08,923 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-26 08:43:08,923 INFO L470 AbstractCegarLoop]: Abstraction has 244 states and 312 transitions. [2021-08-26 08:43:08,923 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 6.0) internal successors, (36), 6 states have internal predecessors, (36), 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 08:43:08,923 INFO L276 IsEmpty]: Start isEmpty. Operand 244 states and 312 transitions. [2021-08-26 08:43:08,924 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2021-08-26 08:43:08,924 INFO L504 BasicCegarLoop]: Found error trace [2021-08-26 08:43:08,924 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] [2021-08-26 08:43:08,924 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2021-08-26 08:43:08,924 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 08:43:08,925 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-26 08:43:08,925 INFO L82 PathProgramCache]: Analyzing trace with hash -1815081084, now seen corresponding path program 1 times [2021-08-26 08:43:08,925 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-26 08:43:08,925 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1098443242] [2021-08-26 08:43:08,925 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-26 08:43:08,925 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-26 08:43:08,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:43:08,988 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 08:43:08,988 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-26 08:43:08,988 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1098443242] [2021-08-26 08:43:08,988 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1098443242] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-26 08:43:08,989 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-26 08:43:08,989 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-08-26 08:43:08,989 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1724140454] [2021-08-26 08:43:08,989 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-08-26 08:43:08,989 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-26 08:43:08,990 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-08-26 08:43:08,991 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-08-26 08:43:08,991 INFO L87 Difference]: Start difference. First operand 244 states and 312 transitions. Second operand has 6 states, 6 states have (on average 9.5) internal successors, (57), 6 states have internal predecessors, (57), 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 08:43:09,152 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-26 08:43:09,152 INFO L93 Difference]: Finished difference Result 574 states and 736 transitions. [2021-08-26 08:43:09,152 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-08-26 08:43:09,152 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 9.5) internal successors, (57), 6 states have internal predecessors, (57), 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 61 [2021-08-26 08:43:09,153 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-26 08:43:09,153 INFO L225 Difference]: With dead ends: 574 [2021-08-26 08:43:09,153 INFO L226 Difference]: Without dead ends: 0 [2021-08-26 08:43:09,153 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 56.0ms TimeCoverageRelationStatistics Valid=46, Invalid=86, Unknown=0, NotChecked=0, Total=132 [2021-08-26 08:43:09,153 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-08-26 08:43:09,154 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-08-26 08:43:09,154 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 08:43:09,154 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-08-26 08:43:09,154 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 61 [2021-08-26 08:43:09,154 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-26 08:43:09,154 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-08-26 08:43:09,154 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 9.5) internal successors, (57), 6 states have internal predecessors, (57), 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 08:43:09,154 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-08-26 08:43:09,154 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-08-26 08:43:09,156 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION [2021-08-26 08:43:09,156 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION [2021-08-26 08:43:09,156 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION [2021-08-26 08:43:09,156 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2021-08-26 08:43:09,158 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-08-26 08:43:09,168 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:43:09,169 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:43:09,175 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:43:09,176 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:43:09,177 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:43:09,177 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:43:09,311 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:43:09,312 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:43:09,312 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:43:09,313 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:43:09,313 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:43:09,314 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:43:09,316 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:43:09,316 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:43:09,316 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:43:09,318 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:43:09,320 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:43:09,320 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:43:09,321 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:43:09,324 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:43:09,325 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:43:09,325 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:43:09,326 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:43:09,330 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:43:09,331 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:43:09,332 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:43:09,336 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:43:09,336 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:43:09,337 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:43:09,337 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:43:09,337 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:43:09,338 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:43:09,338 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:43:09,342 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:43:09,343 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:43:09,343 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:43:09,344 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:43:09,344 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:43:09,344 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:43:09,448 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:43:09,451 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:43:09,452 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:43:09,454 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:43:09,457 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:43:09,538 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:43:09,538 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:43:09,539 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:43:09,539 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:43:09,539 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:43:09,540 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:43:09,562 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:43:09,562 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:43:09,563 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:43:09,563 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:43:09,564 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:43:09,669 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:43:09,768 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:43:09,769 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:43:09,769 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:43:09,805 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:43:09,805 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:43:09,806 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:43:09,806 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:43:09,806 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:43:09,814 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:43:09,814 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:43:09,819 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:43:09,820 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:43:09,820 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:43:09,821 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:43:09,821 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:43:09,821 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:43:09,822 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:43:09,823 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:43:09,823 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:43:09,824 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:43:09,824 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:43:09,824 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:43:09,888 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:43:09,888 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:43:09,889 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:43:09,889 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:43:09,890 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:43:09,890 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:43:09,890 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:43:09,891 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:43:09,896 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:43:09,897 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:43:09,910 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:43:09,910 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:43:09,911 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:43:12,291 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 1007) no Hoare annotation was computed. [2021-08-26 08:43:12,291 INFO L853 garLoopResultBuilder]: At program point L961(lines 952 965) 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 08:43:12,292 INFO L853 garLoopResultBuilder]: At program point L961-1(lines 952 965) 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 08:43:12,292 INFO L853 garLoopResultBuilder]: At program point L961-2(lines 952 965) the Hoare annotation is: false [2021-08-26 08:43:12,292 INFO L853 garLoopResultBuilder]: At program point L961-3(lines 952 965) 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 08:43:12,292 INFO L853 garLoopResultBuilder]: At program point L961-4(lines 952 965) the Hoare annotation is: false [2021-08-26 08:43:12,292 INFO L853 garLoopResultBuilder]: At program point L961-5(lines 952 965) the Hoare annotation is: false [2021-08-26 08:43:12,292 INFO L853 garLoopResultBuilder]: At program point L961-6(lines 952 965) the Hoare annotation is: false [2021-08-26 08:43:12,292 INFO L853 garLoopResultBuilder]: At program point L961-7(lines 952 965) the Hoare annotation is: false [2021-08-26 08:43:12,292 INFO L853 garLoopResultBuilder]: At program point L961-8(lines 952 965) the Hoare annotation is: false [2021-08-26 08:43:12,292 INFO L853 garLoopResultBuilder]: At program point L961-9(lines 952 965) the Hoare annotation is: false [2021-08-26 08:43:12,292 INFO L853 garLoopResultBuilder]: At program point L961-10(lines 952 965) the Hoare annotation is: false [2021-08-26 08:43:12,292 INFO L853 garLoopResultBuilder]: At program point L961-11(lines 952 965) the Hoare annotation is: false [2021-08-26 08:43:12,292 INFO L853 garLoopResultBuilder]: At program point L835(lines 831 837) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~waterLevel~0 1)) [2021-08-26 08:43:12,292 INFO L857 garLoopResultBuilder]: For program point L903(lines 903 907) no Hoare annotation was computed. [2021-08-26 08:43:12,292 INFO L853 garLoopResultBuilder]: At program point L971(lines 966 974) 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 08:43:12,292 INFO L853 garLoopResultBuilder]: At program point L971-1(lines 966 974) the Hoare annotation is: false [2021-08-26 08:43:12,296 INFO L853 garLoopResultBuilder]: At program point L971-2(lines 966 974) the Hoare annotation is: false [2021-08-26 08:43:12,297 INFO L853 garLoopResultBuilder]: At program point L971-3(lines 966 974) the Hoare annotation is: false [2021-08-26 08:43:12,297 INFO L853 garLoopResultBuilder]: At program point L971-4(lines 966 974) the Hoare annotation is: false [2021-08-26 08:43:12,297 INFO L853 garLoopResultBuilder]: At program point L971-5(lines 966 974) the Hoare annotation is: false [2021-08-26 08:43:12,298 INFO L857 garLoopResultBuilder]: For program point L181(lines 181 187) no Hoare annotation was computed. [2021-08-26 08:43:12,298 INFO L857 garLoopResultBuilder]: For program point L181-2(lines 181 187) no Hoare annotation was computed. [2021-08-26 08:43:12,299 INFO L857 garLoopResultBuilder]: For program point L181-4(lines 181 187) no Hoare annotation was computed. [2021-08-26 08:43:12,299 INFO L857 garLoopResultBuilder]: For program point L181-6(lines 181 187) no Hoare annotation was computed. [2021-08-26 08:43:12,299 INFO L857 garLoopResultBuilder]: For program point L181-8(lines 181 187) no Hoare annotation was computed. [2021-08-26 08:43:12,299 INFO L857 garLoopResultBuilder]: For program point L181-10(lines 181 187) no Hoare annotation was computed. [2021-08-26 08:43:12,299 INFO L857 garLoopResultBuilder]: For program point L181-12(lines 181 187) no Hoare annotation was computed. [2021-08-26 08:43:12,299 INFO L857 garLoopResultBuilder]: For program point L181-14(lines 181 187) no Hoare annotation was computed. [2021-08-26 08:43:12,300 INFO L857 garLoopResultBuilder]: For program point L181-16(lines 181 187) no Hoare annotation was computed. [2021-08-26 08:43:12,300 INFO L857 garLoopResultBuilder]: For program point L181-18(lines 181 187) no Hoare annotation was computed. [2021-08-26 08:43:12,300 INFO L857 garLoopResultBuilder]: For program point L181-20(lines 181 187) no Hoare annotation was computed. [2021-08-26 08:43:12,300 INFO L857 garLoopResultBuilder]: For program point L181-22(lines 181 187) no Hoare annotation was computed. [2021-08-26 08:43:12,300 INFO L857 garLoopResultBuilder]: For program point L316(lines 315 362) no Hoare annotation was computed. [2021-08-26 08:43:12,300 INFO L857 garLoopResultBuilder]: For program point L317(lines 317 321) no Hoare annotation was computed. [2021-08-26 08:43:12,300 INFO L857 garLoopResultBuilder]: For program point L119(lines 119 136) no Hoare annotation was computed. [2021-08-26 08:43:12,300 INFO L857 garLoopResultBuilder]: For program point L119-1(lines 119 136) no Hoare annotation was computed. [2021-08-26 08:43:12,300 INFO L857 garLoopResultBuilder]: For program point L119-2(lines 119 136) no Hoare annotation was computed. [2021-08-26 08:43:12,301 INFO L857 garLoopResultBuilder]: For program point L119-3(lines 119 136) no Hoare annotation was computed. [2021-08-26 08:43:12,301 INFO L857 garLoopResultBuilder]: For program point L119-4(lines 119 136) no Hoare annotation was computed. [2021-08-26 08:43:12,301 INFO L857 garLoopResultBuilder]: For program point L119-5(lines 119 136) no Hoare annotation was computed. [2021-08-26 08:43:12,301 INFO L857 garLoopResultBuilder]: For program point L123(lines 123 131) no Hoare annotation was computed. [2021-08-26 08:43:12,301 INFO L857 garLoopResultBuilder]: For program point L123-1(lines 123 131) no Hoare annotation was computed. [2021-08-26 08:43:12,301 INFO L857 garLoopResultBuilder]: For program point L123-2(lines 123 131) no Hoare annotation was computed. [2021-08-26 08:43:12,301 INFO L857 garLoopResultBuilder]: For program point L123-3(lines 123 131) no Hoare annotation was computed. [2021-08-26 08:43:12,301 INFO L857 garLoopResultBuilder]: For program point L123-4(lines 123 131) no Hoare annotation was computed. [2021-08-26 08:43:12,301 INFO L857 garLoopResultBuilder]: For program point L123-5(lines 123 131) no Hoare annotation was computed. [2021-08-26 08:43:12,301 INFO L853 garLoopResultBuilder]: At program point L916(lines 911 919) 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 08:43:12,302 INFO L853 garLoopResultBuilder]: At program point L916-1(lines 911 919) 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 08:43:12,302 INFO L853 garLoopResultBuilder]: At program point L916-2(lines 911 919) 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 08:43:12,302 INFO L853 garLoopResultBuilder]: At program point L916-3(lines 911 919) the Hoare annotation is: false [2021-08-26 08:43:12,302 INFO L853 garLoopResultBuilder]: At program point L916-4(lines 911 919) 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 08:43:12,302 INFO L853 garLoopResultBuilder]: At program point L916-5(lines 911 919) 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 08:43:12,302 INFO L853 garLoopResultBuilder]: At program point L916-6(lines 911 919) the Hoare annotation is: false [2021-08-26 08:43:12,302 INFO L853 garLoopResultBuilder]: At program point L916-7(lines 911 919) the Hoare annotation is: false [2021-08-26 08:43:12,302 INFO L853 garLoopResultBuilder]: At program point L916-8(lines 911 919) the Hoare annotation is: false [2021-08-26 08:43:12,302 INFO L853 garLoopResultBuilder]: At program point L916-9(lines 911 919) the Hoare annotation is: false [2021-08-26 08:43:12,303 INFO L853 garLoopResultBuilder]: At program point L916-10(lines 911 919) the Hoare annotation is: false [2021-08-26 08:43:12,303 INFO L853 garLoopResultBuilder]: At program point L916-11(lines 911 919) the Hoare annotation is: false [2021-08-26 08:43:12,303 INFO L853 garLoopResultBuilder]: At program point L916-12(lines 911 919) the Hoare annotation is: false [2021-08-26 08:43:12,303 INFO L853 garLoopResultBuilder]: At program point L916-13(lines 911 919) the Hoare annotation is: false [2021-08-26 08:43:12,303 INFO L853 garLoopResultBuilder]: At program point L916-14(lines 911 919) the Hoare annotation is: false [2021-08-26 08:43:12,303 INFO L853 garLoopResultBuilder]: At program point L916-15(lines 911 919) the Hoare annotation is: false [2021-08-26 08:43:12,303 INFO L853 garLoopResultBuilder]: At program point L916-16(lines 911 919) the Hoare annotation is: false [2021-08-26 08:43:12,303 INFO L853 garLoopResultBuilder]: At program point L916-17(lines 911 919) the Hoare annotation is: false [2021-08-26 08:43:12,303 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-08-26 08:43:12,304 INFO L857 garLoopResultBuilder]: For program point L985(lines 985 998) no Hoare annotation was computed. [2021-08-26 08:43:12,304 INFO L853 garLoopResultBuilder]: At program point L985-1(lines 1 1010) 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 (= ULTIMATE.start___utac_acc__Specification1_spec__1_~tmp~11 0)) (and .cse0 .cse3 .cse1 .cse2) (and .cse0 .cse3 .cse2 (= ~methaneLevelCritical~0 1) (= |ULTIMATE.start_isMethaneLevelCritical_#res| 1)))) [2021-08-26 08:43:12,304 INFO L857 garLoopResultBuilder]: For program point L985-2(lines 985 998) no Hoare annotation was computed. [2021-08-26 08:43:12,304 INFO L853 garLoopResultBuilder]: At program point L985-3(lines 1 1010) the Hoare annotation is: false [2021-08-26 08:43:12,304 INFO L857 garLoopResultBuilder]: For program point L985-4(lines 985 998) no Hoare annotation was computed. [2021-08-26 08:43:12,304 INFO L853 garLoopResultBuilder]: At program point L985-5(lines 1 1010) the Hoare annotation is: false [2021-08-26 08:43:12,304 INFO L853 garLoopResultBuilder]: At program point L787-2(lines 787 801) the Hoare annotation is: false [2021-08-26 08:43:12,304 INFO L857 garLoopResultBuilder]: For program point L325(lines 325 331) no Hoare annotation was computed. [2021-08-26 08:43:12,304 INFO L853 garLoopResultBuilder]: At program point L325-1(lines 325 331) 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 (= ULTIMATE.start___utac_acc__Specification1_spec__1_~tmp~11 0)) (and .cse0 .cse3 .cse1 .cse2) (and .cse0 .cse3 .cse2 (= ~methaneLevelCritical~0 1) (= |ULTIMATE.start_isMethaneLevelCritical_#res| 1)))) [2021-08-26 08:43:12,305 INFO L853 garLoopResultBuilder]: At program point L61(lines 60 79) 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 08:43:12,305 INFO L857 garLoopResultBuilder]: For program point L61-1(lines 61 67) no Hoare annotation was computed. [2021-08-26 08:43:12,305 INFO L853 garLoopResultBuilder]: At program point L61-2(lines 60 79) the Hoare annotation is: false [2021-08-26 08:43:12,305 INFO L853 garLoopResultBuilder]: At program point L61-3(lines 60 79) the Hoare annotation is: false [2021-08-26 08:43:12,305 INFO L857 garLoopResultBuilder]: For program point L788(line 788) no Hoare annotation was computed. [2021-08-26 08:43:12,305 INFO L857 garLoopResultBuilder]: For program point L989(lines 989 995) no Hoare annotation was computed. [2021-08-26 08:43:12,305 INFO L857 garLoopResultBuilder]: For program point L989-2(lines 989 995) no Hoare annotation was computed. [2021-08-26 08:43:12,306 INFO L857 garLoopResultBuilder]: For program point L989-4(lines 989 995) no Hoare annotation was computed. [2021-08-26 08:43:12,306 INFO L857 garLoopResultBuilder]: For program point L791(lines 791 795) no Hoare annotation was computed. [2021-08-26 08:43:12,306 INFO L857 garLoopResultBuilder]: For program point L791-1(lines 61 67) no Hoare annotation was computed. [2021-08-26 08:43:12,306 INFO L857 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2021-08-26 08:43:12,306 INFO L857 garLoopResultBuilder]: For program point L858(lines 858 865) no Hoare annotation was computed. [2021-08-26 08:43:12,306 INFO L860 garLoopResultBuilder]: At program point L858-1(lines 858 865) the Hoare annotation is: true [2021-08-26 08:43:12,306 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 1007) no Hoare annotation was computed. [2021-08-26 08:43:12,306 INFO L857 garLoopResultBuilder]: For program point L264(lines 264 268) no Hoare annotation was computed. [2021-08-26 08:43:12,307 INFO L857 garLoopResultBuilder]: For program point L264-2(lines 264 268) no Hoare annotation was computed. [2021-08-26 08:43:12,307 INFO L857 garLoopResultBuilder]: For program point L264-3(lines 264 268) no Hoare annotation was computed. [2021-08-26 08:43:12,307 INFO L857 garLoopResultBuilder]: For program point L264-5(lines 264 268) no Hoare annotation was computed. [2021-08-26 08:43:12,307 INFO L857 garLoopResultBuilder]: For program point L264-6(lines 264 268) no Hoare annotation was computed. [2021-08-26 08:43:12,307 INFO L857 garLoopResultBuilder]: For program point L264-8(lines 264 268) no Hoare annotation was computed. [2021-08-26 08:43:12,307 INFO L857 garLoopResultBuilder]: For program point L264-9(lines 264 268) no Hoare annotation was computed. [2021-08-26 08:43:12,307 INFO L857 garLoopResultBuilder]: For program point L264-11(lines 264 268) no Hoare annotation was computed. [2021-08-26 08:43:12,307 INFO L857 garLoopResultBuilder]: For program point L264-12(lines 264 268) no Hoare annotation was computed. [2021-08-26 08:43:12,307 INFO L857 garLoopResultBuilder]: For program point L264-14(lines 264 268) no Hoare annotation was computed. [2021-08-26 08:43:12,307 INFO L857 garLoopResultBuilder]: For program point L264-15(lines 264 268) no Hoare annotation was computed. [2021-08-26 08:43:12,308 INFO L857 garLoopResultBuilder]: For program point L264-17(lines 264 268) no Hoare annotation was computed. [2021-08-26 08:43:12,308 INFO L857 garLoopResultBuilder]: For program point L264-18(lines 264 268) no Hoare annotation was computed. [2021-08-26 08:43:12,308 INFO L857 garLoopResultBuilder]: For program point L264-20(lines 264 268) no Hoare annotation was computed. [2021-08-26 08:43:12,308 INFO L857 garLoopResultBuilder]: For program point L264-21(lines 264 268) no Hoare annotation was computed. [2021-08-26 08:43:12,308 INFO L857 garLoopResultBuilder]: For program point L264-23(lines 264 268) no Hoare annotation was computed. [2021-08-26 08:43:12,308 INFO L857 garLoopResultBuilder]: For program point L264-24(lines 264 268) no Hoare annotation was computed. [2021-08-26 08:43:12,308 INFO L857 garLoopResultBuilder]: For program point L264-26(lines 264 268) no Hoare annotation was computed. [2021-08-26 08:43:12,308 INFO L853 garLoopResultBuilder]: At program point L397(lines 1 1010) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~waterLevel~0 1)) [2021-08-26 08:43:12,309 INFO L857 garLoopResultBuilder]: For program point L264-27(lines 264 268) no Hoare annotation was computed. [2021-08-26 08:43:12,309 INFO L857 garLoopResultBuilder]: For program point L264-29(lines 264 268) no Hoare annotation was computed. [2021-08-26 08:43:12,309 INFO L857 garLoopResultBuilder]: For program point L264-30(lines 264 268) no Hoare annotation was computed. [2021-08-26 08:43:12,309 INFO L857 garLoopResultBuilder]: For program point L264-32(lines 264 268) no Hoare annotation was computed. [2021-08-26 08:43:12,309 INFO L857 garLoopResultBuilder]: For program point L264-33(lines 264 268) no Hoare annotation was computed. [2021-08-26 08:43:12,309 INFO L857 garLoopResultBuilder]: For program point L264-35(lines 264 268) no Hoare annotation was computed. [2021-08-26 08:43:12,309 INFO L853 garLoopResultBuilder]: At program point L68(lines 68 74) 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 08:43:12,309 INFO L853 garLoopResultBuilder]: At program point L68-1(lines 68 74) the Hoare annotation is: false [2021-08-26 08:43:12,309 INFO L853 garLoopResultBuilder]: At program point L68-2(lines 68 74) the Hoare annotation is: false [2021-08-26 08:43:12,310 INFO L857 garLoopResultBuilder]: For program point L335(lines 335 341) no Hoare annotation was computed. [2021-08-26 08:43:12,310 INFO L853 garLoopResultBuilder]: At program point L335-1(lines 335 341) 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 08:43:12,310 INFO L853 garLoopResultBuilder]: At program point L270(lines 255 273) 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 08:43:12,310 INFO L853 garLoopResultBuilder]: At program point L270-1(lines 255 273) 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 08:43:12,310 INFO L853 garLoopResultBuilder]: At program point L270-2(lines 255 273) the Hoare annotation is: false [2021-08-26 08:43:12,310 INFO L853 garLoopResultBuilder]: At program point L270-3(lines 255 273) 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 08:43:12,310 INFO L853 garLoopResultBuilder]: At program point L270-4(lines 255 273) the Hoare annotation is: false [2021-08-26 08:43:12,310 INFO L853 garLoopResultBuilder]: At program point L270-5(lines 255 273) the Hoare annotation is: false [2021-08-26 08:43:12,310 INFO L853 garLoopResultBuilder]: At program point L270-6(lines 255 273) the Hoare annotation is: false [2021-08-26 08:43:12,311 INFO L853 garLoopResultBuilder]: At program point L270-7(lines 255 273) the Hoare annotation is: false [2021-08-26 08:43:12,311 INFO L853 garLoopResultBuilder]: At program point L270-8(lines 255 273) the Hoare annotation is: false [2021-08-26 08:43:12,311 INFO L853 garLoopResultBuilder]: At program point L270-9(lines 255 273) the Hoare annotation is: false [2021-08-26 08:43:12,311 INFO L853 garLoopResultBuilder]: At program point L270-10(lines 255 273) the Hoare annotation is: false [2021-08-26 08:43:12,311 INFO L853 garLoopResultBuilder]: At program point L270-11(lines 255 273) the Hoare annotation is: false [2021-08-26 08:43:12,311 INFO L853 garLoopResultBuilder]: At program point L206(lines 199 209) 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 08:43:12,311 INFO L853 garLoopResultBuilder]: At program point L206-1(lines 199 209) 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 08:43:12,311 INFO L853 garLoopResultBuilder]: At program point L206-2(lines 199 209) 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 08:43:12,311 INFO L853 garLoopResultBuilder]: At program point L206-3(lines 199 209) the Hoare annotation is: false [2021-08-26 08:43:12,312 INFO L853 garLoopResultBuilder]: At program point L206-4(lines 199 209) 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 08:43:12,312 INFO L853 garLoopResultBuilder]: At program point L206-5(lines 199 209) the Hoare annotation is: false [2021-08-26 08:43:12,312 INFO L853 garLoopResultBuilder]: At program point L206-6(lines 199 209) the Hoare annotation is: false [2021-08-26 08:43:12,312 INFO L853 garLoopResultBuilder]: At program point L206-7(lines 199 209) the Hoare annotation is: false [2021-08-26 08:43:12,312 INFO L853 garLoopResultBuilder]: At program point L206-8(lines 199 209) the Hoare annotation is: false [2021-08-26 08:43:12,312 INFO L853 garLoopResultBuilder]: At program point L206-9(lines 199 209) the Hoare annotation is: false [2021-08-26 08:43:12,312 INFO L853 garLoopResultBuilder]: At program point L206-10(lines 199 209) the Hoare annotation is: false [2021-08-26 08:43:12,312 INFO L853 garLoopResultBuilder]: At program point L206-11(lines 199 209) the Hoare annotation is: false [2021-08-26 08:43:12,312 INFO L860 garLoopResultBuilder]: At program point L867(lines 848 870) the Hoare annotation is: true [2021-08-26 08:43:12,313 INFO L853 garLoopResultBuilder]: At program point L206-12(lines 199 209) the Hoare annotation is: false [2021-08-26 08:43:12,313 INFO L853 garLoopResultBuilder]: At program point L206-13(lines 199 209) the Hoare annotation is: false [2021-08-26 08:43:12,313 INFO L853 garLoopResultBuilder]: At program point L206-14(lines 199 209) the Hoare annotation is: false [2021-08-26 08:43:12,313 INFO L853 garLoopResultBuilder]: At program point L405(lines 400 408) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~waterLevel~0 1)) [2021-08-26 08:43:12,313 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 1007) no Hoare annotation was computed. [2021-08-26 08:43:12,313 INFO L857 garLoopResultBuilder]: For program point L145(lines 145 162) no Hoare annotation was computed. [2021-08-26 08:43:12,314 INFO L857 garLoopResultBuilder]: For program point L145-1(lines 145 162) no Hoare annotation was computed. [2021-08-26 08:43:12,314 INFO L857 garLoopResultBuilder]: For program point L145-2(lines 145 162) no Hoare annotation was computed. [2021-08-26 08:43:12,314 INFO L857 garLoopResultBuilder]: For program point L345(lines 345 358) no Hoare annotation was computed. [2021-08-26 08:43:12,314 INFO L857 garLoopResultBuilder]: For program point L1007(line 1007) no Hoare annotation was computed. [2021-08-26 08:43:12,314 INFO L857 garLoopResultBuilder]: For program point L1007-1(line 1007) no Hoare annotation was computed. [2021-08-26 08:43:12,314 INFO L857 garLoopResultBuilder]: For program point L1007-2(line 1007) no Hoare annotation was computed. [2021-08-26 08:43:12,314 INFO L853 garLoopResultBuilder]: At program point L215(lines 210 218) 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 08:43:12,314 INFO L853 garLoopResultBuilder]: At program point L215-1(lines 210 218) the Hoare annotation is: false [2021-08-26 08:43:12,314 INFO L857 garLoopResultBuilder]: For program point L149(lines 149 157) no Hoare annotation was computed. [2021-08-26 08:43:12,314 INFO L853 garLoopResultBuilder]: At program point L215-2(lines 210 218) the Hoare annotation is: false [2021-08-26 08:43:12,315 INFO L857 garLoopResultBuilder]: For program point L149-1(lines 149 157) no Hoare annotation was computed. [2021-08-26 08:43:12,315 INFO L857 garLoopResultBuilder]: For program point L149-2(lines 149 157) no Hoare annotation was computed. [2021-08-26 08:43:12,315 INFO L857 garLoopResultBuilder]: For program point L283(lines 283 287) no Hoare annotation was computed. [2021-08-26 08:43:12,315 INFO L857 garLoopResultBuilder]: For program point L283-2(lines 283 287) no Hoare annotation was computed. [2021-08-26 08:43:12,315 INFO L857 garLoopResultBuilder]: For program point L283-3(lines 283 287) no Hoare annotation was computed. [2021-08-26 08:43:12,315 INFO L857 garLoopResultBuilder]: For program point L283-5(lines 283 287) no Hoare annotation was computed. [2021-08-26 08:43:12,316 INFO L857 garLoopResultBuilder]: For program point L283-6(lines 283 287) no Hoare annotation was computed. [2021-08-26 08:43:12,316 INFO L857 garLoopResultBuilder]: For program point L283-8(lines 283 287) no Hoare annotation was computed. [2021-08-26 08:43:12,316 INFO L857 garLoopResultBuilder]: For program point L283-9(lines 283 287) no Hoare annotation was computed. [2021-08-26 08:43:12,316 INFO L857 garLoopResultBuilder]: For program point L283-11(lines 283 287) no Hoare annotation was computed. [2021-08-26 08:43:12,316 INFO L857 garLoopResultBuilder]: For program point L283-12(lines 283 287) no Hoare annotation was computed. [2021-08-26 08:43:12,316 INFO L857 garLoopResultBuilder]: For program point L283-14(lines 283 287) no Hoare annotation was computed. [2021-08-26 08:43:12,316 INFO L857 garLoopResultBuilder]: For program point L283-15(lines 283 287) no Hoare annotation was computed. [2021-08-26 08:43:12,316 INFO L857 garLoopResultBuilder]: For program point L283-17(lines 283 287) no Hoare annotation was computed. [2021-08-26 08:43:12,316 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-08-26 08:43:12,316 INFO L857 garLoopResultBuilder]: For program point L879(lines 879 883) no Hoare annotation was computed. [2021-08-26 08:43:12,317 INFO L857 garLoopResultBuilder]: For program point L879-3(lines 879 883) no Hoare annotation was computed. [2021-08-26 08:43:12,317 INFO L857 garLoopResultBuilder]: For program point L879-6(lines 879 883) no Hoare annotation was computed. [2021-08-26 08:43:12,317 INFO L857 garLoopResultBuilder]: For program point L353(lines 353 357) no Hoare annotation was computed. [2021-08-26 08:43:12,317 INFO L853 garLoopResultBuilder]: At program point L353-2(lines 61 67) 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 08:43:12,317 INFO L853 garLoopResultBuilder]: At program point L289(lines 274 292) 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 08:43:12,317 INFO L853 garLoopResultBuilder]: At program point L289-1(lines 274 292) the Hoare annotation is: false [2021-08-26 08:43:12,317 INFO L853 garLoopResultBuilder]: At program point L289-2(lines 274 292) the Hoare annotation is: false [2021-08-26 08:43:12,317 INFO L853 garLoopResultBuilder]: At program point L289-3(lines 274 292) the Hoare annotation is: false [2021-08-26 08:43:12,317 INFO L853 garLoopResultBuilder]: At program point L289-4(lines 274 292) the Hoare annotation is: false [2021-08-26 08:43:12,318 INFO L853 garLoopResultBuilder]: At program point L289-5(lines 274 292) the Hoare annotation is: false [2021-08-26 08:43:12,318 INFO L857 garLoopResultBuilder]: For program point L93(lines 93 110) no Hoare annotation was computed. [2021-08-26 08:43:12,318 INFO L857 garLoopResultBuilder]: For program point L93-1(lines 93 110) no Hoare annotation was computed. [2021-08-26 08:43:12,318 INFO L857 garLoopResultBuilder]: For program point L93-2(lines 93 110) no Hoare annotation was computed. [2021-08-26 08:43:12,318 INFO L857 garLoopResultBuilder]: For program point L93-3(lines 93 110) no Hoare annotation was computed. [2021-08-26 08:43:12,318 INFO L857 garLoopResultBuilder]: For program point L93-4(lines 93 110) no Hoare annotation was computed. [2021-08-26 08:43:12,318 INFO L857 garLoopResultBuilder]: For program point L93-5(lines 93 110) no Hoare annotation was computed. [2021-08-26 08:43:12,318 INFO L857 garLoopResultBuilder]: For program point L93-6(lines 93 110) no Hoare annotation was computed. [2021-08-26 08:43:12,318 INFO L857 garLoopResultBuilder]: For program point L93-7(lines 93 110) no Hoare annotation was computed. [2021-08-26 08:43:12,318 INFO L857 garLoopResultBuilder]: For program point L93-8(lines 93 110) no Hoare annotation was computed. [2021-08-26 08:43:12,319 INFO L857 garLoopResultBuilder]: For program point L93-9(lines 93 110) no Hoare annotation was computed. [2021-08-26 08:43:12,319 INFO L857 garLoopResultBuilder]: For program point L93-10(lines 93 110) no Hoare annotation was computed. [2021-08-26 08:43:12,319 INFO L857 garLoopResultBuilder]: For program point L93-11(lines 93 110) no Hoare annotation was computed. [2021-08-26 08:43:12,319 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-08-26 08:43:12,319 INFO L857 garLoopResultBuilder]: For program point L97(lines 97 105) no Hoare annotation was computed. [2021-08-26 08:43:12,319 INFO L857 garLoopResultBuilder]: For program point L97-1(lines 97 105) no Hoare annotation was computed. [2021-08-26 08:43:12,319 INFO L857 garLoopResultBuilder]: For program point L97-2(lines 97 105) no Hoare annotation was computed. [2021-08-26 08:43:12,320 INFO L857 garLoopResultBuilder]: For program point L97-3(lines 97 105) no Hoare annotation was computed. [2021-08-26 08:43:12,320 INFO L857 garLoopResultBuilder]: For program point L97-4(lines 97 105) no Hoare annotation was computed. [2021-08-26 08:43:12,320 INFO L857 garLoopResultBuilder]: For program point L956(lines 956 962) no Hoare annotation was computed. [2021-08-26 08:43:12,320 INFO L857 garLoopResultBuilder]: For program point L97-5(lines 97 105) no Hoare annotation was computed. [2021-08-26 08:43:12,320 INFO L857 garLoopResultBuilder]: For program point L956-1(lines 956 962) no Hoare annotation was computed. [2021-08-26 08:43:12,320 INFO L857 garLoopResultBuilder]: For program point L97-6(lines 97 105) no Hoare annotation was computed. [2021-08-26 08:43:12,320 INFO L857 garLoopResultBuilder]: For program point L956-2(lines 956 962) no Hoare annotation was computed. [2021-08-26 08:43:12,320 INFO L857 garLoopResultBuilder]: For program point L97-7(lines 97 105) no Hoare annotation was computed. [2021-08-26 08:43:12,320 INFO L857 garLoopResultBuilder]: For program point L956-3(lines 956 962) no Hoare annotation was computed. [2021-08-26 08:43:12,320 INFO L857 garLoopResultBuilder]: For program point L97-8(lines 97 105) no Hoare annotation was computed. [2021-08-26 08:43:12,321 INFO L857 garLoopResultBuilder]: For program point L956-4(lines 956 962) no Hoare annotation was computed. [2021-08-26 08:43:12,321 INFO L857 garLoopResultBuilder]: For program point L97-9(lines 97 105) no Hoare annotation was computed. [2021-08-26 08:43:12,321 INFO L857 garLoopResultBuilder]: For program point L956-5(lines 956 962) no Hoare annotation was computed. [2021-08-26 08:43:12,321 INFO L857 garLoopResultBuilder]: For program point L97-10(lines 97 105) no Hoare annotation was computed. [2021-08-26 08:43:12,321 INFO L857 garLoopResultBuilder]: For program point L956-6(lines 956 962) no Hoare annotation was computed. [2021-08-26 08:43:12,321 INFO L857 garLoopResultBuilder]: For program point L97-11(lines 97 105) no Hoare annotation was computed. [2021-08-26 08:43:12,321 INFO L857 garLoopResultBuilder]: For program point L956-7(lines 956 962) no Hoare annotation was computed. [2021-08-26 08:43:12,321 INFO L857 garLoopResultBuilder]: For program point L956-8(lines 956 962) no Hoare annotation was computed. [2021-08-26 08:43:12,321 INFO L857 garLoopResultBuilder]: For program point L956-9(lines 956 962) no Hoare annotation was computed. [2021-08-26 08:43:12,321 INFO L857 garLoopResultBuilder]: For program point L956-10(lines 956 962) no Hoare annotation was computed. [2021-08-26 08:43:12,321 INFO L857 garLoopResultBuilder]: For program point L956-11(lines 956 962) no Hoare annotation was computed. [2021-08-26 08:43:12,322 INFO L857 garLoopResultBuilder]: For program point L891(lines 891 895) no Hoare annotation was computed. [2021-08-26 08:43:12,322 INFO L853 garLoopResultBuilder]: At program point L363(lines 314 364) the Hoare annotation is: false [2021-08-26 08:43:12,325 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-08-26 08:43:12,356 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 26.08 08:43:12 BoogieIcfgContainer [2021-08-26 08:43:12,356 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-08-26 08:43:12,357 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-08-26 08:43:12,357 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-08-26 08:43:12,357 INFO L275 PluginConnector]: Witness Printer initialized [2021-08-26 08:43:12,358 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.08 08:43:07" (3/4) ... [2021-08-26 08:43:12,360 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-08-26 08:43:12,383 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 41 nodes and edges [2021-08-26 08:43:12,385 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2021-08-26 08:43:12,386 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2021-08-26 08:43:12,387 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2021-08-26 08:43:12,388 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-08-26 08:43:12,389 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-08-26 08:43:12,390 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-08-26 08:43:12,405 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((splverifierCounter == 0 && \result == 0) && methaneLevelCritical == 0) && 1 == systemActive) && tmp == 0) || (((splverifierCounter == 0 && pumpRunning == 0) && methaneLevelCritical == 0) && 1 == systemActive)) || ((((splverifierCounter == 0 && pumpRunning == 0) && 1 == systemActive) && methaneLevelCritical == 1) && \result == 1) [2021-08-26 08:43:12,405 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((splverifierCounter == 0 && \result == 0) && methaneLevelCritical == 0) && 1 == systemActive) && tmp == 0) || (((splverifierCounter == 0 && pumpRunning == 0) && methaneLevelCritical == 0) && 1 == systemActive)) || ((((splverifierCounter == 0 && pumpRunning == 0) && 1 == systemActive) && methaneLevelCritical == 1) && \result == 1) [2021-08-26 08:43:12,406 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 08:43:12,407 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 08:43:12,407 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 08:43:12,408 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 08:43:12,408 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 08:43:12,410 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((splverifierCounter == 0 && \result == 0) && methaneLevelCritical == 0) && 1 == systemActive [2021-08-26 08:43:12,410 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((splverifierCounter == 0 && pumpRunning == 0) && \result == 0) && methaneLevelCritical == 0) && 1 == systemActive [2021-08-26 08:43:12,410 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((splverifierCounter == 0 && \result == 0) && methaneLevelCritical == 0) && 1 == systemActive [2021-08-26 08:43:12,411 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 08:43:12,411 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((splverifierCounter == 0 && pumpRunning == 0) && \result == 0) && methaneLevelCritical == 0) && 1 == systemActive [2021-08-26 08:43:12,411 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 08:43:12,412 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((splverifierCounter == 0 && pumpRunning == 0) && \result == 0) && methaneLevelCritical == 0) && 1 == systemActive [2021-08-26 08:43:12,412 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((splverifierCounter == 0 && pumpRunning == 0) && \result == 0) && methaneLevelCritical == 0) && 1 == systemActive [2021-08-26 08:43:12,412 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((splverifierCounter == 0 && pumpRunning == 0) && \result == 0) && methaneLevelCritical == 0) && 1 == systemActive [2021-08-26 08:43:12,413 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((splverifierCounter == 0 && pumpRunning == 0) && \result == 0) && methaneLevelCritical == 0) && 1 == systemActive [2021-08-26 08:43:12,414 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((splverifierCounter == 0 && pumpRunning == 0) && \result == 0) && methaneLevelCritical == 0) && 1 == systemActive [2021-08-26 08:43:12,414 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((splverifierCounter == 0 && pumpRunning == 0) && \result == 0) && methaneLevelCritical == 0) && 1 == systemActive [2021-08-26 08:43:12,468 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2021-08-26 08:43:12,468 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-08-26 08:43:12,469 INFO L168 Benchmark]: Toolchain (without parser) took 6669.74 ms. Allocated memory was 62.9 MB in the beginning and 205.5 MB in the end (delta: 142.6 MB). Free memory was 43.5 MB in the beginning and 177.9 MB in the end (delta: -134.4 MB). Peak memory consumption was 127.5 MB. Max. memory is 16.1 GB. [2021-08-26 08:43:12,469 INFO L168 Benchmark]: CDTParser took 0.13 ms. Allocated memory is still 62.9 MB. Free memory is still 46.1 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-08-26 08:43:12,469 INFO L168 Benchmark]: CACSL2BoogieTranslator took 314.70 ms. Allocated memory is still 62.9 MB. Free memory was 43.4 MB in the beginning and 40.2 MB in the end (delta: 3.2 MB). Peak memory consumption was 16.8 MB. Max. memory is 16.1 GB. [2021-08-26 08:43:12,469 INFO L168 Benchmark]: Boogie Procedure Inliner took 76.79 ms. Allocated memory is still 62.9 MB. Free memory was 40.2 MB in the beginning and 34.3 MB in the end (delta: 5.9 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. [2021-08-26 08:43:12,470 INFO L168 Benchmark]: Boogie Preprocessor took 57.48 ms. Allocated memory is still 62.9 MB. Free memory was 34.3 MB in the beginning and 30.1 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2021-08-26 08:43:12,470 INFO L168 Benchmark]: RCFGBuilder took 1002.47 ms. Allocated memory was 62.9 MB in the beginning and 90.2 MB in the end (delta: 27.3 MB). Free memory was 30.1 MB in the beginning and 39.9 MB in the end (delta: -9.8 MB). Peak memory consumption was 21.8 MB. Max. memory is 16.1 GB. [2021-08-26 08:43:12,470 INFO L168 Benchmark]: TraceAbstraction took 5101.18 ms. Allocated memory was 90.2 MB in the beginning and 205.5 MB in the end (delta: 115.3 MB). Free memory was 39.4 MB in the beginning and 78.9 MB in the end (delta: -39.5 MB). Peak memory consumption was 93.9 MB. Max. memory is 16.1 GB. [2021-08-26 08:43:12,470 INFO L168 Benchmark]: Witness Printer took 110.81 ms. Allocated memory is still 205.5 MB. Free memory was 78.9 MB in the beginning and 177.9 MB in the end (delta: -99.0 MB). Peak memory consumption was 18.9 MB. Max. memory is 16.1 GB. [2021-08-26 08:43:12,471 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.13 ms. Allocated memory is still 62.9 MB. Free memory is still 46.1 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 314.70 ms. Allocated memory is still 62.9 MB. Free memory was 43.4 MB in the beginning and 40.2 MB in the end (delta: 3.2 MB). Peak memory consumption was 16.8 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 76.79 ms. Allocated memory is still 62.9 MB. Free memory was 40.2 MB in the beginning and 34.3 MB in the end (delta: 5.9 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 57.48 ms. Allocated memory is still 62.9 MB. Free memory was 34.3 MB in the beginning and 30.1 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * RCFGBuilder took 1002.47 ms. Allocated memory was 62.9 MB in the beginning and 90.2 MB in the end (delta: 27.3 MB). Free memory was 30.1 MB in the beginning and 39.9 MB in the end (delta: -9.8 MB). Peak memory consumption was 21.8 MB. Max. memory is 16.1 GB. * TraceAbstraction took 5101.18 ms. Allocated memory was 90.2 MB in the beginning and 205.5 MB in the end (delta: 115.3 MB). Free memory was 39.4 MB in the beginning and 78.9 MB in the end (delta: -39.5 MB). Peak memory consumption was 93.9 MB. Max. memory is 16.1 GB. * Witness Printer took 110.81 ms. Allocated memory is still 205.5 MB. Free memory was 78.9 MB in the beginning and 177.9 MB in the end (delta: -99.0 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: 1007]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 1007]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 1007]: 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, 225 locations, 3 error locations. Started 1 CEGAR loops. OverallTime: 5015.6ms, OverallIterations: 11, TraceHistogramMax: 2, EmptinessCheckTime: 22.4ms, AutomataDifference: 846.9ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 3134.2ms, InitialAbstractionConstructionTime: 13.6ms, PartialOrderReductionTime: 0.0ms, HoareTripleCheckerStatistics: 1700 SDtfs, 1926 SDslu, 2563 SDs, 0 SdLazy, 415 SolverSat, 88 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 337.7ms Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 79 GetRequests, 31 SyntacticMatches, 0 SemanticMatches, 48 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 48 ImplicationChecksByTransitivity, 199.7ms Time, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=244occurred 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: 136.6ms AutomataMinimizationTime, 11 MinimizatonAttempts, 911 StatesRemovedByMinimization, 6 NontrivialMinimizations, HoareAnnotationStatistics: 0.0ms HoareAnnotationTime, 91 LocationsWithAnnotation, 91 PreInvPairs, 245 NumberOfFragments, 681 HoareAnnotationTreeSize, 91 FomulaSimplifications, 324961 FormulaSimplificationTreeSizeReduction, 749.5ms HoareSimplificationTime, 91 FomulaSimplificationsInter, 71045 FormulaSimplificationTreeSizeReductionInter, 2368.5ms HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 41.5ms SsaConstructionTime, 219.1ms SatisfiabilityAnalysisTime, 410.3ms InterpolantComputationTime, 345 NumberOfCodeBlocks, 345 NumberOfCodeBlocksAsserted, 11 NumberOfCheckSat, 334 ConstructedInterpolants, 0 QuantifiedInterpolants, 592 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: 911]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 274]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 199]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0 && pumpRunning == 0) && \result == 0) && methaneLevelCritical == 0) && 1 == systemActive - InvariantResult [Line: 199]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 911]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 60]: Loop Invariant Derived loop invariant: ((splverifierCounter == 0 && methaneLevelCritical == 0) && 1 == systemActive) || ((splverifierCounter == 0 && 1 == systemActive) && methaneLevelCritical == 1) - InvariantResult [Line: 952]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 210]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 199]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 255]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 68]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 952]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 911]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0 && pumpRunning == 0) && \result == 0) && methaneLevelCritical == 0) && 1 == systemActive - InvariantResult [Line: 952]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 911]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0 && pumpRunning == 0) && \result == 0) && methaneLevelCritical == 0) && 1 == systemActive - InvariantResult [Line: 966]: Loop Invariant Derived loop invariant: ((splverifierCounter == 0 && \result == 0) && methaneLevelCritical == 0) && 1 == systemActive - InvariantResult [Line: 911]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 911]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 255]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0 && pumpRunning == 0) && \result == 0) && methaneLevelCritical == 0) && 1 == systemActive - InvariantResult [Line: 911]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 199]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 274]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 400]: Loop Invariant Derived loop invariant: ((pumpRunning == 0 && methaneLevelCritical == 0) && 1 == systemActive) && waterLevel == 1 - InvariantResult [Line: 255]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0 && pumpRunning == 0) && \result == 0) && methaneLevelCritical == 0) && 1 == systemActive - InvariantResult [Line: 199]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0 && pumpRunning == 0) && \result == 0) && methaneLevelCritical == 0) && 1 == systemActive - InvariantResult [Line: 952]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0 && pumpRunning == 0) && \result == 0) && methaneLevelCritical == 0) && 1 == systemActive - InvariantResult [Line: 255]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 966]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 199]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 199]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 787]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 858]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 199]: 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: 68]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 966]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 255]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 952]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 255]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0 && pumpRunning == 0) && methaneLevelCritical == 0) && 1 == systemActive) || (((splverifierCounter == 0 && pumpRunning == 0) && 1 == systemActive) && methaneLevelCritical == 1) - InvariantResult [Line: 952]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0 && pumpRunning == 0) && \result == 0) && methaneLevelCritical == 0) && 1 == systemActive - InvariantResult [Line: 199]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 199]: 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: 274]: Loop Invariant Derived loop invariant: ((splverifierCounter == 0 && \result == 0) && methaneLevelCritical == 0) && 1 == systemActive - InvariantResult [Line: 61]: Loop Invariant Derived loop invariant: ((splverifierCounter == 0 && methaneLevelCritical == 0) && 1 == systemActive) || ((splverifierCounter == 0 && 1 == systemActive) && methaneLevelCritical == 1) - InvariantResult [Line: 911]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 911]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 199]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 966]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 255]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 325]: Loop Invariant Derived loop invariant: (((((splverifierCounter == 0 && \result == 0) && methaneLevelCritical == 0) && 1 == systemActive) && tmp == 0) || (((splverifierCounter == 0 && pumpRunning == 0) && methaneLevelCritical == 0) && 1 == systemActive)) || ((((splverifierCounter == 0 && pumpRunning == 0) && 1 == systemActive) && methaneLevelCritical == 1) && \result == 1) - InvariantResult [Line: 848]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 952]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 255]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 255]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 335]: Loop Invariant Derived loop invariant: ((splverifierCounter == 0 && methaneLevelCritical == 0) && 1 == systemActive) || ((splverifierCounter == 0 && 1 == systemActive) && methaneLevelCritical == 1) - InvariantResult [Line: 274]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 952]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0 && pumpRunning == 0) && methaneLevelCritical == 0) && 1 == systemActive) || (((splverifierCounter == 0 && pumpRunning == 0) && 1 == systemActive) && methaneLevelCritical == 1) - InvariantResult [Line: 911]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 199]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (((((splverifierCounter == 0 && \result == 0) && methaneLevelCritical == 0) && 1 == systemActive) && tmp == 0) || (((splverifierCounter == 0 && pumpRunning == 0) && methaneLevelCritical == 0) && 1 == systemActive)) || ((((splverifierCounter == 0 && pumpRunning == 0) && 1 == systemActive) && methaneLevelCritical == 1) && \result == 1) - InvariantResult [Line: 255]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 60]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 911]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 911]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0 && \result == 0) && methaneLevelCritical == 0) && 1 == systemActive) || (((splverifierCounter == 0 && 1 == systemActive) && methaneLevelCritical == 1) && \result == 1) - InvariantResult [Line: 952]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 911]: 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: 210]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 952]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 274]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 831]: Loop Invariant Derived loop invariant: ((pumpRunning == 0 && methaneLevelCritical == 0) && 1 == systemActive) && waterLevel == 1 - InvariantResult [Line: 952]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 60]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 911]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 966]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 199]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 199]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 68]: 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: 966]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: ((pumpRunning == 0 && methaneLevelCritical == 0) && 1 == systemActive) && waterLevel == 1 - InvariantResult [Line: 911]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 911]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 911]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 952]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 255]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 210]: Loop Invariant Derived loop invariant: ((((splverifierCounter == 0 && pumpRunning == 0) && \result == 0) && 1 == systemActive) && methaneLevelCritical == 1) && \result == 1 - InvariantResult [Line: 911]: 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: 255]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 314]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 274]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 199]: Loop Invariant Derived loop invariant: 0 RESULT: Ultimate proved your program to be correct! [2021-08-26 08:43:12,503 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...